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    <link:label xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_AccruedLiabilitiesCurrent_lbl" xml:lang="en-US" id="us-gaap_AccruedLiabilitiesCurrent_lbl">Accrued liabilities</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AccruedLiabilitiesCurrent_lbl1" xml:lang="en-US" id="us-gaap_AccruedLiabilitiesCurrent_lbl1">Accrued Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedLiabilitiesCurrent" xlink:to="us-gaap_AccruedLiabilitiesCurrent_lbl1" xlink:title="label: AccruedLiabilitiesCurrent to us-gaap_AccruedLiabilitiesCurrent_lbl1" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_AccruedSalariesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AccruedSalariesCurrent_lbl" xml:lang="en-US" id="us-gaap_AccruedSalariesCurrent_lbl">Accrued compensation</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccruedProfessionalFeesCurrent" xlink:label="AccruedProfessionalFeesCurrent" xlink:title="AccruedProfessionalFeesCurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AccruedProfessionalFeesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_AccruedProfessionalFeesCurrent_lbl" xml:lang="en-US" id="us-gaap_AccruedProfessionalFeesCurrent_lbl">Professional fees</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_AccruedProfessionalFeesCurrent_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AccruedProfessionalFeesCurrent_lbl1" xml:lang="en-US" id="us-gaap_AccruedProfessionalFeesCurrent_lbl1">Accrued Professional Fees, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedProfessionalFeesCurrent" xlink:to="us-gaap_AccruedProfessionalFeesCurrent_lbl1" xlink:title="label: AccruedProfessionalFeesCurrent to us-gaap_AccruedProfessionalFeesCurrent_lbl1" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xml:lang="en-US" id="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl">Accumulated Depreciation and Depletion</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:title="label: AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment to us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl1" xml:lang="en-US" id="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl1">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="AccumulatedOtherComprehensiveIncomeMember" xlink:title="AccumulatedOtherComprehensiveIncomeMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xml:lang="en-US" id="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl">Accumulated Other Comprehensive Income (Loss) [Member]</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:title="AccumulatedOtherComprehensiveIncomeLossNetOfTax" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xml:lang="en-US" id="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl">Accumulated other comprehensive income (loss)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:title="label: AccumulatedOtherComprehensiveIncomeLossNetOfTax to us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="AdditionalPaidInCapital" xlink:title="AdditionalPaidInCapital" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AdditionalPaidInCapital_lbl" xml:lang="en-US" id="us-gaap_AdditionalPaidInCapital_lbl">Additional paid-in capital</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="AdditionalPaidInCapitalMember" xlink:title="AdditionalPaidInCapitalMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AdditionalPaidInCapitalMember_lbl" xml:lang="en-US" id="us-gaap_AdditionalPaidInCapitalMember_lbl">Additional Paid-in Capital [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapitalMember" xlink:to="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:title="label: AdditionalPaidInCapitalMember to us-gaap_AdditionalPaidInCapitalMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:label="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:title="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_lbl" xml:lang="en-US" id="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_lbl">Share-based compensation</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:title="AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="AdjustmentsForNewAccountingPronouncementsAxis" xlink:title="AdjustmentsForNewAccountingPronouncementsAxis" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_Assets_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_Assets_lbl1" xml:lang="en-US" id="us-gaap_Assets_lbl1">Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Assets" xlink:to="us-gaap_Assets_lbl1" xlink:title="label: Assets to us-gaap_Assets_lbl1" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_lbl" xml:lang="en-US" id="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_lbl">Assets of discontinued operations</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="AssetsCurrent" xlink:title="AssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_AssetsCurrent_lbl" xml:lang="en-US" id="us-gaap_AssetsCurrent_lbl">Total current assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrent" xlink:to="us-gaap_AssetsCurrent_lbl" xlink:title="label: AssetsCurrent to us-gaap_AssetsCurrent_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AssetsCurrent_lbl1" xml:lang="en-US" id="us-gaap_AssetsCurrent_lbl1">Assets, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrent" xlink:to="us-gaap_AssetsCurrent_lbl1" xlink:title="label: AssetsCurrent to us-gaap_AssetsCurrent_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="AssetsOfDisposalGroupIncludingDiscontinuedOperation" xlink:title="AssetsOfDisposalGroupIncludingDiscontinuedOperation" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_lbl" xml:lang="en-US" id="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_lbl">Total assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsOfDisposalGroupIncludingDiscontinuedOperation" xlink:to="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_lbl" xlink:title="label: AssetsOfDisposalGroupIncludingDiscontinuedOperation to us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_lbl1" xml:lang="en-US" id="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_lbl1">Disposal Group, Including Discontinued Operation, Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsOfDisposalGroupIncludingDiscontinuedOperation" xlink:to="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_lbl1" xlink:title="label: AssetsOfDisposalGroupIncludingDiscontinuedOperation to us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="AssetsCurrentAbstract" xlink:title="AssetsCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AssetsCurrentAbstract_lbl" xml:lang="en-US" id="us-gaap_AssetsCurrentAbstract_lbl">Current Assets:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrentAbstract" xlink:to="us-gaap_AssetsCurrentAbstract_lbl" xlink:title="label: AssetsCurrentAbstract to us-gaap_AssetsCurrentAbstract_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:title="AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl" xml:lang="en-US" id="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl">Assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:to="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl" xlink:title="label: AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract to us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl1" xml:lang="en-US" id="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl1">Disposal Group, Including Discontinued Operation, Assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:to="us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl1" xlink:title="label: AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract to us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:label="AvailableForSaleSecuritiesDebtSecurities" xlink:title="AvailableForSaleSecuritiesDebtSecurities" />
    <link:label xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xml:lang="en-US" id="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl">Available-for-sale securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesDebtSecurities" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:title="label: AvailableForSaleSecuritiesDebtSecurities to us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BankTimeDepositsMember" xlink:label="BankTimeDepositsMember" xlink:title="BankTimeDepositsMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_BankTimeDepositsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_BankTimeDepositsMember_lbl" xml:lang="en-US" id="us-gaap_BankTimeDepositsMember_lbl">Bank Time Deposits [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BankTimeDepositsMember" xlink:to="us-gaap_BankTimeDepositsMember_lbl" xlink:title="label: BankTimeDepositsMember to us-gaap_BankTimeDepositsMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BoardOfDirectorsChairmanMember" xlink:label="BoardOfDirectorsChairmanMember" xlink:title="BoardOfDirectorsChairmanMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_BoardOfDirectorsChairmanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_BoardOfDirectorsChairmanMember_lbl" xml:lang="en-US" id="us-gaap_BoardOfDirectorsChairmanMember_lbl">Board of Directors [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BoardOfDirectorsChairmanMember" xlink:to="us-gaap_BoardOfDirectorsChairmanMember_lbl" xlink:title="label: BoardOfDirectorsChairmanMember to us-gaap_BoardOfDirectorsChairmanMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member" xlink:label="CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member" xlink:title="CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_lbl" xml:lang="en-US" id="us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_lbl">Amounts That Would Have Been Reported under ASC 605 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member" xlink:to="us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_lbl" xlink:title="label: CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member to us-gaap_CalculatedUnderRevenueGuidanceInEffectBeforeTopic606Member_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CapitalizedExploratoryWellCosts" xlink:label="CapitalizedExploratoryWellCosts" xlink:title="CapitalizedExploratoryWellCosts" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CapitalizedExploratoryWellCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CapitalizedExploratoryWellCosts_lbl" xml:lang="en-US" id="us-gaap_CapitalizedExploratoryWellCosts_lbl">Capitalized costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedExploratoryWellCosts" xlink:to="us-gaap_CapitalizedExploratoryWellCosts_lbl" xlink:title="label: CapitalizedExploratoryWellCosts to us-gaap_CapitalizedExploratoryWellCosts_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CapitalizedCostsMineralInterestsInProvedProperties" xlink:label="CapitalizedCostsMineralInterestsInProvedProperties" xlink:title="CapitalizedCostsMineralInterestsInProvedProperties" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CapitalizedCostsMineralInterestsInProvedProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="us-gaap_CapitalizedCostsMineralInterestsInProvedProperties_lbl" xml:lang="en-US" id="us-gaap_CapitalizedCostsMineralInterestsInProvedProperties_lbl">Development costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedCostsMineralInterestsInProvedProperties" xlink:to="us-gaap_CapitalizedCostsMineralInterestsInProvedProperties_lbl" xlink:title="label: CapitalizedCostsMineralInterestsInProvedProperties to us-gaap_CapitalizedCostsMineralInterestsInProvedProperties_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CapitalizedCostsMineralInterestsInProvedProperties_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CapitalizedCostsMineralInterestsInProvedProperties_lbl1" xml:lang="en-US" id="us-gaap_CapitalizedCostsMineralInterestsInProvedProperties_lbl1">Capitalized Costs, Mineral Interests in Proved Properties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedCostsMineralInterestsInProvedProperties" xlink:to="us-gaap_CapitalizedCostsMineralInterestsInProvedProperties_lbl1" xlink:title="label: CapitalizedCostsMineralInterestsInProvedProperties to us-gaap_CapitalizedCostsMineralInterestsInProvedProperties_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="CarryingReportedAmountFairValueDisclosureMember" xlink:title="CarryingReportedAmountFairValueDisclosureMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xml:lang="en-US" id="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl">Cost/Other Value [Member]</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="CashAndCashEquivalentsPolicyTextBlock" xlink:title="CashAndCashEquivalentsPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xml:lang="en-US" id="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl">Cash and Cash Equivalents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsPolicyTextBlock" xlink:to="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xlink:title="label: CashAndCashEquivalentsPolicyTextBlock to us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl" xml:lang="en-US" id="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl">Net change in cash and cash equivalents</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl1" xml:lang="en-US" id="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl1">Cash and Cash Equivalents, Period Increase (Decrease)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl1" xlink:title="label: CashAndCashEquivalentsPeriodIncreaseDecrease to us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="CashAndCashEquivalentsAtCarryingValue" xlink:title="CashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US" id="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl">Cash and cash equivalents</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl1" xml:lang="en-US" id="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl1">Cash and cash equivalents - end of year</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl1" xlink:title="label: CashAndCashEquivalentsAtCarryingValue to us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl1" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl2" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl2" xml:lang="en-US" id="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl2">Cash and cash equivalents - beginning of year</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl2" xlink:title="label: CashAndCashEquivalentsAtCarryingValue to us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl2" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl3" xml:lang="en-US" id="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl3">Cash and Cash Equivalents, at Carrying Value</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashEquivalentsMember" xlink:label="CashEquivalentsMember" xlink:title="CashEquivalentsMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CashEquivalentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CashEquivalentsMember_lbl" xml:lang="en-US" id="us-gaap_CashEquivalentsMember_lbl">Cash Equivalents [Member]</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_ClassOfWarrantOrRightOutstanding_lbl" xml:lang="en-US" id="us-gaap_ClassOfWarrantOrRightOutstanding_lbl">Outstanding warrants to purchase common stock (in shares)</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ClassOfWarrantOrRightOutstanding_lbl1" xml:lang="en-US" id="us-gaap_ClassOfWarrantOrRightOutstanding_lbl1">Class of Warrant or Right, Outstanding</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfStockDomain" xlink:to="us-gaap_ClassOfStockDomain_lbl" xlink:title="label: ClassOfStockDomain to us-gaap_ClassOfStockDomain_lbl" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:title="label: CommitmentsAndContingenciesDisclosureTextBlock to us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" />
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="CommitmentsAndContingenciesDisclosureAbstract" xlink:title="CommitmentsAndContingenciesDisclosureAbstract" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_CommonStockValueOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CommonStockValueOutstanding_lbl" xml:lang="en-US" id="us-gaap_CommonStockValueOutstanding_lbl">Par value 1/3 of $.01 per share, 40 million shares authorized; 23,764,098 and 23,764,098 shares issued and outstanding, respectively</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl" xml:lang="en-US" id="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl">SIGNIFICANT CUSTOMERS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskDisclosureTextBlock" xlink:to="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl" xlink:title="label: ConcentrationRiskDisclosureTextBlock to us-gaap_ConcentrationRiskDisclosureTextBlock_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="ConcentrationRiskByBenchmarkAxis" xlink:title="ConcentrationRiskByBenchmarkAxis" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xml:lang="en-US" id="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl">Concentration Risk Benchmark [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskByBenchmarkAxis" xlink:to="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xlink:title="label: ConcentrationRiskByBenchmarkAxis to us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="ConcentrationRiskBenchmarkDomain" xlink:title="ConcentrationRiskBenchmarkDomain" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskBenchmarkDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ConcentrationRiskBenchmarkDomain_lbl" xml:lang="en-US" id="us-gaap_ConcentrationRiskBenchmarkDomain_lbl">Concentration Risk Benchmark [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskBenchmarkDomain" xlink:to="us-gaap_ConcentrationRiskBenchmarkDomain_lbl" xlink:title="label: ConcentrationRiskBenchmarkDomain to us-gaap_ConcentrationRiskBenchmarkDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="ConcentrationRiskPercentage1" xlink:title="ConcentrationRiskPercentage1" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ConcentrationRiskPercentage1_lbl" xml:lang="en-US" id="us-gaap_ConcentrationRiskPercentage1_lbl">Concentration risk percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskPercentage1" xlink:to="us-gaap_ConcentrationRiskPercentage1_lbl" xlink:title="label: ConcentrationRiskPercentage1 to us-gaap_ConcentrationRiskPercentage1_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskLineItems" xlink:label="ConcentrationRiskLineItems" xlink:title="ConcentrationRiskLineItems" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ConcentrationRiskLineItems_lbl" xml:lang="en-US" id="us-gaap_ConcentrationRiskLineItems_lbl">Concentration Risk [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskLineItems" xlink:to="us-gaap_ConcentrationRiskLineItems_lbl" xlink:title="label: ConcentrationRiskLineItems to us-gaap_ConcentrationRiskLineItems_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskTable" xlink:label="ConcentrationRiskTable" xlink:title="ConcentrationRiskTable" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ConcentrationRiskTable_lbl" xml:lang="en-US" id="us-gaap_ConcentrationRiskTable_lbl">Concentration Risk [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskTable" xlink:to="us-gaap_ConcentrationRiskTable_lbl" xlink:title="label: ConcentrationRiskTable to us-gaap_ConcentrationRiskTable_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConsolidationPolicyTextBlock" xlink:label="ConsolidationPolicyTextBlock" xlink:title="ConsolidationPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ConsolidationPolicyTextBlock_lbl" xml:lang="en-US" id="us-gaap_ConsolidationPolicyTextBlock_lbl">Principles of Consolidation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsolidationPolicyTextBlock" xlink:to="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:title="label: ConsolidationPolicyTextBlock to us-gaap_ConsolidationPolicyTextBlock_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConstructionInProgressMember" xlink:label="ConstructionInProgressMember" xlink:title="ConstructionInProgressMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ConstructionInProgressMember_lbl" xml:lang="en-US" id="us-gaap_ConstructionInProgressMember_lbl">Construction in Progress [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConstructionInProgressMember" xlink:to="us-gaap_ConstructionInProgressMember_lbl" xlink:title="label: ConstructionInProgressMember to us-gaap_ConstructionInProgressMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ContractWithCustomerLiabilityRevenueRecognized" xlink:label="ContractWithCustomerLiabilityRevenueRecognized" xlink:title="ContractWithCustomerLiabilityRevenueRecognized" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl">Contract revenues recognized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiabilityRevenueRecognized" xlink:to="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xlink:title="label: ContractWithCustomerLiabilityRevenueRecognized to us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl1" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl1">Contract with Customer, Liability, Revenue Recognized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiabilityRevenueRecognized" xlink:to="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl1" xlink:title="label: ContractWithCustomerLiabilityRevenueRecognized to us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ContractWithCustomerLiabilityNoncurrent" xlink:label="ContractWithCustomerLiabilityNoncurrent" xlink:title="ContractWithCustomerLiabilityNoncurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ContractWithCustomerLiabilityNoncurrent_lbl" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiabilityNoncurrent_lbl">Deferred revenues, less current portion</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiabilityNoncurrent" xlink:to="us-gaap_ContractWithCustomerLiabilityNoncurrent_lbl" xlink:title="label: ContractWithCustomerLiabilityNoncurrent to us-gaap_ContractWithCustomerLiabilityNoncurrent_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress" xlink:label="ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress" xlink:title="ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress_lbl" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress_lbl">Cumulative effect of adoption of ASU 2014-09</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress" xlink:to="us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress_lbl" xlink:title="label: ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress to us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress_lbl1" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress_lbl1">Contract with Customer, Liability, Cumulative Catch-up Adjustment to Revenue, Change in Measure of Progress</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress" xlink:to="us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress_lbl1" xlink:title="label: ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress to us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ContractWithCustomerLiability" xlink:label="ContractWithCustomerLiability" xlink:title="ContractWithCustomerLiability" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_ContractWithCustomerLiability_lbl" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiability_lbl">Deferred revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiability" xlink:to="us-gaap_ContractWithCustomerLiability_lbl" xlink:title="label: ContractWithCustomerLiability to us-gaap_ContractWithCustomerLiability_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="us-gaap_ContractWithCustomerLiability_lbl1" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiability_lbl1">Balance, end of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiability" xlink:to="us-gaap_ContractWithCustomerLiability_lbl1" xlink:title="label: ContractWithCustomerLiability to us-gaap_ContractWithCustomerLiability_lbl1" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl2" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="us-gaap_ContractWithCustomerLiability_lbl2" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiability_lbl2">Balance, beginning of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiability" xlink:to="us-gaap_ContractWithCustomerLiability_lbl2" xlink:title="label: ContractWithCustomerLiability to us-gaap_ContractWithCustomerLiability_lbl2" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ContractWithCustomerLiability_lbl3" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiability_lbl3">Contract with Customer, Liability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiability" xlink:to="us-gaap_ContractWithCustomerLiability_lbl3" xlink:title="label: ContractWithCustomerLiability to us-gaap_ContractWithCustomerLiability_lbl3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ContractWithCustomerLiabilityCurrent" xlink:label="ContractWithCustomerLiabilityCurrent" xlink:title="ContractWithCustomerLiabilityCurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiabilityCurrent_lbl">Deferred revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiabilityCurrent" xlink:to="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xlink:title="label: ContractWithCustomerLiabilityCurrent to us-gaap_ContractWithCustomerLiabilityCurrent_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_lbl1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_ContractWithCustomerLiabilityCurrent_lbl1" xml:lang="en-US" id="us-gaap_ContractWithCustomerLiabilityCurrent_lbl1">Deferred lot fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerLiabilityCurrent" xlink:to="us-gaap_ContractWithCustomerLiabilityCurrent_lbl1" xlink:title="label: ContractWithCustomerLiabilityCurrent to us-gaap_ContractWithCustomerLiabilityCurrent_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock" xlink:label="ContractWithCustomerAssetAndLiabilityTableTextBlock" xlink:title="ContractWithCustomerAssetAndLiabilityTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_lbl" xml:lang="en-US" id="us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_lbl">Deferred Revenue by Segment and Changes in Unearned Revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractWithCustomerAssetAndLiabilityTableTextBlock" xlink:to="us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_lbl" xlink:title="label: ContractWithCustomerAssetAndLiabilityTableTextBlock to us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CostDepreciationAmortizationAndDepletion" xlink:label="CostDepreciationAmortizationAndDepletion" xlink:title="CostDepreciationAmortizationAndDepletion" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CostDepreciationAmortizationAndDepletion_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_CostDepreciationAmortizationAndDepletion_lbl" xml:lang="en-US" id="us-gaap_CostDepreciationAmortizationAndDepletion_lbl">Depletion and depreciation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostDepreciationAmortizationAndDepletion" xlink:to="us-gaap_CostDepreciationAmortizationAndDepletion_lbl" xlink:title="label: CostDepreciationAmortizationAndDepletion to us-gaap_CostDepreciationAmortizationAndDepletion_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CostDepreciationAmortizationAndDepletion_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CostDepreciationAmortizationAndDepletion_lbl1" xml:lang="en-US" id="us-gaap_CostDepreciationAmortizationAndDepletion_lbl1">Cost, Depreciation, Amortization and Depletion</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostDepreciationAmortizationAndDepletion" xlink:to="us-gaap_CostDepreciationAmortizationAndDepletion_lbl1" xlink:title="label: CostDepreciationAmortizationAndDepletion to us-gaap_CostDepreciationAmortizationAndDepletion_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="CostOfRevenue" xlink:title="CostOfRevenue" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:title="us-gaap_CostOfRevenue_lbl" xml:lang="en-US" id="us-gaap_CostOfRevenue_lbl">Total cost of revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostOfRevenue" xlink:to="us-gaap_CostOfRevenue_lbl" xlink:title="label: CostOfRevenue to us-gaap_CostOfRevenue_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_CostOfRevenue_lbl1" xml:lang="en-US" id="us-gaap_CostOfRevenue_lbl1">Cost of Revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostOfRevenue" xlink:to="us-gaap_CostOfRevenue_lbl1" xlink:title="label: CostOfRevenue to us-gaap_CostOfRevenue_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems" xlink:label="DisaggregationOfRevenueLineItems" xlink:title="DisaggregationOfRevenueLineItems" />
    <link:label xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_DisaggregationOfRevenueLineItems_lbl" xml:lang="en-US" id="us-gaap_DisaggregationOfRevenueLineItems_lbl">Disaggregation of Revenue [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DisaggregationOfRevenueLineItems" xlink:to="us-gaap_DisaggregationOfRevenueLineItems_lbl" xlink:title="label: DisaggregationOfRevenueLineItems to us-gaap_DisaggregationOfRevenueLineItems_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="DisaggregationOfRevenueTable" xlink:title="DisaggregationOfRevenueTable" />
    <link:label xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_DisaggregationOfRevenueTable_lbl" xml:lang="en-US" id="us-gaap_DisaggregationOfRevenueTable_lbl">Disaggregation of Revenue [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DisaggregationOfRevenueTable" xlink:to="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:title="label: DisaggregationOfRevenueTable to us-gaap_DisaggregationOfRevenueTable_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_DeferredRevenueNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_DeferredRevenueNoncurrent_lbl" xml:lang="en-US" id="us-gaap_DeferredRevenueNoncurrent_lbl">Deferred revenues, less current portion</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_DeferredRevenueNoncurrent_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_DeferredRevenueNoncurrent_lbl1" xml:lang="en-US" id="us-gaap_DeferredRevenueNoncurrent_lbl1">Deferred Revenue, Noncurrent</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_DeferredRevenueCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_DeferredRevenueCurrent_lbl" xml:lang="en-US" id="us-gaap_DeferredRevenueCurrent_lbl">Deferred revenues, current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueCurrent" xlink:to="us-gaap_DeferredRevenueCurrent_lbl" xlink:title="label: DeferredRevenueCurrent to us-gaap_DeferredRevenueCurrent_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_DeferredRevenueLeasesNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="us-gaap_DeferredRevenueLeasesNetNoncurrent_lbl" xml:lang="en-US" id="us-gaap_DeferredRevenueLeasesNetNoncurrent_lbl">Deferred oil and gas lease payment, less current portion</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueLeasesNetNoncurrent" xlink:to="us-gaap_DeferredRevenueLeasesNetNoncurrent_lbl" xlink:title="label: DeferredRevenueLeasesNetNoncurrent to us-gaap_DeferredRevenueLeasesNetNoncurrent_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_DeferredRevenueLeasesNetNoncurrent_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_DeferredRevenueLeasesNetNoncurrent_lbl1" xml:lang="en-US" id="us-gaap_DeferredRevenueLeasesNetNoncurrent_lbl1">Deferred Revenue, Leases, Net, Noncurrent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueLeasesNetNoncurrent" xlink:to="us-gaap_DeferredRevenueLeasesNetNoncurrent_lbl1" xlink:title="label: DeferredRevenueLeasesNetNoncurrent to us-gaap_DeferredRevenueLeasesNetNoncurrent_lbl1" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xml:lang="en-US" id="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl">Deferred tax asset</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsLiabilitiesNet" xlink:to="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:title="label: DeferredTaxAssetsLiabilitiesNet to us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredRevenueLeasesCurrent" xlink:label="DeferredRevenueLeasesCurrent" xlink:title="DeferredRevenueLeasesCurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_DeferredRevenueLeasesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_DeferredRevenueLeasesCurrent_lbl" xml:lang="en-US" id="us-gaap_DeferredRevenueLeasesCurrent_lbl">Deferred oil and gas lease payment</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsDeferredIncome" xlink:to="us-gaap_DeferredTaxAssetsDeferredIncome_lbl" xlink:title="label: DeferredTaxAssetsDeferredIncome to us-gaap_DeferredTaxAssetsDeferredIncome_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_DividendsPreferredStockAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_DividendsPreferredStockAbstract_lbl" xml:lang="en-US" id="us-gaap_DividendsPreferredStockAbstract_lbl">Preferred Stock [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStockAbstract" xlink:to="us-gaap_DividendsPreferredStockAbstract_lbl" xlink:title="label: DividendsPreferredStockAbstract to us-gaap_DividendsPreferredStockAbstract_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_DividendsPreferredStockAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_DividendsPreferredStockAbstract_lbl1" xml:lang="en-US" id="us-gaap_DividendsPreferredStockAbstract_lbl1">Dividends, Preferred Stock [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStockAbstract" xlink:to="us-gaap_DividendsPreferredStockAbstract_lbl1" xlink:title="label: DividendsPreferredStockAbstract to us-gaap_DividendsPreferredStockAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DueToRelatedPartiesCurrentAndNoncurrent" xlink:label="DueToRelatedPartiesCurrentAndNoncurrent" xlink:title="DueToRelatedPartiesCurrentAndNoncurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_lbl" xml:lang="en-US" id="us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_lbl">Loan outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DueToRelatedPartiesCurrentAndNoncurrent" xlink:to="us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_lbl" xlink:title="label: DueToRelatedPartiesCurrentAndNoncurrent to us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_lbl1" xml:lang="en-US" id="us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_lbl1">Due to Related Parties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DueToRelatedPartiesCurrentAndNoncurrent" xlink:to="us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_lbl1" xlink:title="label: DueToRelatedPartiesCurrentAndNoncurrent to us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DueFromRelatedPartiesCurrent" xlink:label="DueFromRelatedPartiesCurrent" xlink:title="DueFromRelatedPartiesCurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_DueFromRelatedPartiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_DueFromRelatedPartiesCurrent_lbl" xml:lang="en-US" id="us-gaap_DueFromRelatedPartiesCurrent_lbl">Sky Ranch receivable</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xml:lang="en-US" id="us-gaap_EarningsPerSharePolicyTextBlock_lbl">Income (Loss) per Common Share</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EarningsPerShareBasicAndDiluted" xlink:label="EarningsPerShareBasicAndDiluted" xlink:title="EarningsPerShareBasicAndDiluted" />
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:title="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xml:lang="en-US" id="us-gaap_FairValueMeasurementFrequencyDomain_lbl">Fair Value, Measurement Frequency [Domain]</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInNotesReceivableRelatedParties_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_IncreaseDecreaseInNotesReceivableRelatedParties_lbl" xml:lang="en-US" id="us-gaap_IncreaseDecreaseInNotesReceivableRelatedParties_lbl">Note receivable - related parties</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInNotesReceivableRelatedParties_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_IncreaseDecreaseInNotesReceivableRelatedParties_lbl1" xml:lang="en-US" id="us-gaap_IncreaseDecreaseInNotesReceivableRelatedParties_lbl1">Increase (Decrease) in Notes Receivable, Related Parties</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InterestIncomeRelatedParty" xlink:label="InterestIncomeRelatedParty" xlink:title="InterestIncomeRelatedParty" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_InterestIncomeRelatedParty_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_InterestIncomeRelatedParty_lbl1" xml:lang="en-US" id="us-gaap_InterestIncomeRelatedParty_lbl1">Interest Income, Related Party</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="InterestPaidNet" xlink:title="InterestPaidNet" />
    <link:label xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_InterestPaidNet_lbl" xml:lang="en-US" id="us-gaap_InterestPaidNet_lbl">Interest paid</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InventoryNet" xlink:label="InventoryNet" xlink:title="InventoryNet" />
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InventoryRealEstateConstructionInProcess" xlink:label="InventoryRealEstateConstructionInProcess" xlink:title="InventoryRealEstateConstructionInProcess" />
    <link:label xlink:type="resource" xlink:label="us-gaap_InventoryRealEstateConstructionInProcess_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_InventoryRealEstateConstructionInProcess_lbl" xml:lang="en-US" id="us-gaap_InventoryRealEstateConstructionInProcess_lbl">Inventories</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryRealEstateConstructionInProcess" xlink:to="us-gaap_InventoryRealEstateConstructionInProcess_lbl" xlink:title="label: InventoryRealEstateConstructionInProcess to us-gaap_InventoryRealEstateConstructionInProcess_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_InventoryRealEstateConstructionInProcess_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_InventoryRealEstateConstructionInProcess_lbl1" xml:lang="en-US" id="us-gaap_InventoryRealEstateConstructionInProcess_lbl1">Inventory, Real Estate, Construction in Process</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryRealEstateConstructionInProcess" xlink:to="us-gaap_InventoryRealEstateConstructionInProcess_lbl1" xlink:title="label: InventoryRealEstateConstructionInProcess to us-gaap_InventoryRealEstateConstructionInProcess_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="InventoryPolicyTextBlock" xlink:title="InventoryPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_InventoryPolicyTextBlock_lbl" xml:lang="en-US" id="us-gaap_InventoryPolicyTextBlock_lbl">Inventories</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryPolicyTextBlock" xlink:to="us-gaap_InventoryPolicyTextBlock_lbl" xlink:title="label: InventoryPolicyTextBlock to us-gaap_InventoryPolicyTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_InventoryPolicyTextBlock_lbl1" xml:lang="en-US" id="us-gaap_InventoryPolicyTextBlock_lbl1">Inventory, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryPolicyTextBlock" xlink:to="us-gaap_InventoryPolicyTextBlock_lbl1" xlink:title="label: InventoryPolicyTextBlock to us-gaap_InventoryPolicyTextBlock_lbl1" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_InvestmentTypeCategorizationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_InvestmentTypeCategorizationMember_lbl" xml:lang="en-US" id="us-gaap_InvestmentTypeCategorizationMember_lbl">Investments [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentTypeCategorizationMember" xlink:to="us-gaap_InvestmentTypeCategorizationMember_lbl" xlink:title="label: InvestmentTypeCategorizationMember to us-gaap_InvestmentTypeCategorizationMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="InvestmentIncomeInterest" xlink:title="InvestmentIncomeInterest" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_Land_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_Land_lbl1" xml:lang="en-US" id="us-gaap_Land_lbl1">Land</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Land" xlink:to="us-gaap_Land_lbl1" xlink:title="label: Land to us-gaap_Land_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LandAndLandImprovements" xlink:label="LandAndLandImprovements" xlink:title="LandAndLandImprovements" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LandAndLandImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LandAndLandImprovements_lbl" xml:lang="en-US" id="us-gaap_LandAndLandImprovements_lbl">Land and mineral interests</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandAndLandImprovements" xlink:to="us-gaap_LandAndLandImprovements_lbl" xlink:title="label: LandAndLandImprovements to us-gaap_LandAndLandImprovements_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LandAndLandImprovements_lbl1" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_LandAndLandImprovements_lbl1" xml:lang="en-US" id="us-gaap_LandAndLandImprovements_lbl1">Net land and mineral interests</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandAndLandImprovements" xlink:to="us-gaap_LandAndLandImprovements_lbl1" xlink:title="label: LandAndLandImprovements to us-gaap_LandAndLandImprovements_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LeasesOperatingAbstract" xlink:label="LeasesOperatingAbstract" xlink:title="LeasesOperatingAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LeasesOperatingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LeasesOperatingAbstract_lbl" xml:lang="en-US" id="us-gaap_LeasesOperatingAbstract_lbl">Operating Lease [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LeasesOperatingAbstract" xlink:to="us-gaap_LeasesOperatingAbstract_lbl" xlink:title="label: LeasesOperatingAbstract to us-gaap_LeasesOperatingAbstract_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:title="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl" xml:lang="en-US" id="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl">Liabilities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:to="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl" xlink:title="label: LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract to us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl1" xml:lang="en-US" id="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl1">Disposal Group, Including Discontinued Operation, Liabilities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:to="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl1" xlink:title="label: LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract to us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Liabilities" xlink:label="Liabilities" xlink:title="Liabilities" />
    <link:label xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_Liabilities_lbl" xml:lang="en-US" id="us-gaap_Liabilities_lbl">Total liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Liabilities" xlink:to="us-gaap_Liabilities_lbl" xlink:title="label: Liabilities to us-gaap_Liabilities_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_Liabilities_lbl1" xml:lang="en-US" id="us-gaap_Liabilities_lbl1">Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Liabilities" xlink:to="us-gaap_Liabilities_lbl1" xlink:title="label: Liabilities to us-gaap_Liabilities_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:title="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_lbl" xml:lang="en-US" id="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_lbl">Liabilities of discontinued operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:to="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_lbl" xlink:title="label: LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent to us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="LiabilitiesAndStockholdersEquity" xlink:title="LiabilitiesAndStockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xml:lang="en-US" id="us-gaap_LiabilitiesAndStockholdersEquity_lbl">Total liabilities and shareholders' equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:title="label: LiabilitiesAndStockholdersEquity to us-gaap_LiabilitiesAndStockholdersEquity_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LiabilitiesAndStockholdersEquity_lbl1" xml:lang="en-US" id="us-gaap_LiabilitiesAndStockholdersEquity_lbl1">Liabilities and Equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl1" xlink:title="label: LiabilitiesAndStockholdersEquity to us-gaap_LiabilitiesAndStockholdersEquity_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="LiabilitiesAbstract" xlink:title="LiabilitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_LiabilitiesAbstract_lbl" xml:lang="en-US" id="us-gaap_LiabilitiesAbstract_lbl">LIABILITIES:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAbstract" xlink:to="us-gaap_LiabilitiesAbstract_lbl" xlink:title="label: LiabilitiesAbstract to us-gaap_LiabilitiesAbstract_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="us-gaap_LiabilitiesAbstract_lbl1" xml:lang="en-US" id="us-gaap_LiabilitiesAbstract_lbl1">Liabilities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAbstract" xlink:to="us-gaap_LiabilitiesAbstract_lbl1" xlink:title="label: LiabilitiesAbstract to us-gaap_LiabilitiesAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LiabilitiesAbstract_lbl2" xml:lang="en-US" id="us-gaap_LiabilitiesAbstract_lbl2">Liabilities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAbstract" xlink:to="us-gaap_LiabilitiesAbstract_lbl2" xlink:title="label: LiabilitiesAbstract to us-gaap_LiabilitiesAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation" xlink:title="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_lbl" xml:lang="en-US" id="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_lbl">Total liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation" xlink:to="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_lbl" xlink:title="label: LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation to us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_lbl1" xml:lang="en-US" id="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_lbl1">Disposal Group, Including Discontinued Operation, Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation" xlink:to="us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_lbl1" xlink:title="label: LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation to us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="LiabilitiesCurrentAbstract" xlink:title="LiabilitiesCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LiabilitiesCurrentAbstract_lbl" xml:lang="en-US" id="us-gaap_LiabilitiesCurrentAbstract_lbl">Current liabilities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrentAbstract" xlink:to="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:title="label: LiabilitiesCurrentAbstract to us-gaap_LiabilitiesCurrentAbstract_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="LiabilitiesCurrent" xlink:title="LiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_LiabilitiesCurrent_lbl" xml:lang="en-US" id="us-gaap_LiabilitiesCurrent_lbl">Total current liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_lbl" xlink:title="label: LiabilitiesCurrent to us-gaap_LiabilitiesCurrent_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LiabilitiesCurrent_lbl1" xml:lang="en-US" id="us-gaap_LiabilitiesCurrent_lbl1">Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_lbl1" xlink:title="label: LiabilitiesCurrent to us-gaap_LiabilitiesCurrent_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LoansReceivableMember" xlink:label="LoansReceivableMember" xlink:title="LoansReceivableMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LoansReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LoansReceivableMember_lbl" xml:lang="en-US" id="us-gaap_LoansReceivableMember_lbl">Loans Receivable [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableMember" xlink:to="us-gaap_LoansReceivableMember_lbl" xlink:title="label: LoansReceivableMember to us-gaap_LoansReceivableMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongLivedAssetsHeldForSaleNameDomain" xlink:label="LongLivedAssetsHeldForSaleNameDomain" xlink:title="LongLivedAssetsHeldForSaleNameDomain" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LongLivedAssetsHeldForSaleNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LongLivedAssetsHeldForSaleNameDomain_lbl" xml:lang="en-US" id="us-gaap_LongLivedAssetsHeldForSaleNameDomain_lbl">Long Lived Assets Held-for-sale, Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongLivedAssetsHeldForSaleNameDomain" xlink:to="us-gaap_LongLivedAssetsHeldForSaleNameDomain_lbl" xlink:title="label: LongLivedAssetsHeldForSaleNameDomain to us-gaap_LongLivedAssetsHeldForSaleNameDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis" xlink:label="LongLivedAssetsHeldForSaleByAssetTypeAxis" xlink:title="LongLivedAssetsHeldForSaleByAssetTypeAxis" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis_lbl" xml:lang="en-US" id="us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis_lbl">Long Lived Assets Held-for-sale by Asset Type [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongLivedAssetsHeldForSaleByAssetTypeAxis" xlink:to="us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis_lbl" xlink:title="label: LongLivedAssetsHeldForSaleByAssetTypeAxis to us-gaap_LongLivedAssetsHeldForSaleByAssetTypeAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="LongTermDebtAndCapitalLeaseObligations" xlink:title="LongTermDebtAndCapitalLeaseObligations" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl" xml:lang="en-US" id="us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl">Long-term debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtAndCapitalLeaseObligations" xlink:to="us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl" xlink:title="label: LongTermDebtAndCapitalLeaseObligations to us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl1" xml:lang="en-US" id="us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl1">Long-term Debt and Capital Lease Obligations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtAndCapitalLeaseObligations" xlink:to="us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl1" xlink:title="label: LongTermDebtAndCapitalLeaseObligations to us-gaap_LongTermDebtAndCapitalLeaseObligations_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermInvestments" xlink:label="LongTermInvestments" xlink:title="LongTermInvestments" />
    <link:label xlink:type="resource" xlink:label="us-gaap_LongTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_LongTermInvestments_lbl" xml:lang="en-US" id="us-gaap_LongTermInvestments_lbl">Long-term investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermInvestments" xlink:to="us-gaap_LongTermInvestments_lbl" xlink:title="label: LongTermInvestments to us-gaap_LongTermInvestments_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ManagementMember" xlink:label="ManagementMember" xlink:title="ManagementMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ManagementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ManagementMember_lbl" xml:lang="en-US" id="us-gaap_ManagementMember_lbl">Management [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ManagementMember" xlink:to="us-gaap_ManagementMember_lbl" xlink:title="label: ManagementMember to us-gaap_ManagementMember_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ManagementMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_ManagementMember_lbl1" xml:lang="en-US" id="us-gaap_ManagementMember_lbl1">Senior Management [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ManagementMember" xlink:to="us-gaap_ManagementMember_lbl1" xlink:title="label: ManagementMember to us-gaap_ManagementMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_MaritimeEquipmentMember" xlink:label="MaritimeEquipmentMember" xlink:title="MaritimeEquipmentMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_MaritimeEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_MaritimeEquipmentMember_lbl" xml:lang="en-US" id="us-gaap_MaritimeEquipmentMember_lbl">Water Equipment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaritimeEquipmentMember" xlink:to="us-gaap_MaritimeEquipmentMember_lbl" xlink:title="label: MaritimeEquipmentMember to us-gaap_MaritimeEquipmentMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_MineralRights" xlink:label="MineralRights" xlink:title="MineralRights" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_lbl" xml:lang="en-US" id="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_lbl">Net cash provided by (used in) operating activities from continuing operations</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl1" xlink:title="label: NetCashProvidedByUsedInInvestingActivitiesContinuingOperations to us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl1" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xml:lang="en-US" id="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl">Net cash provided by (used in) investing activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:title="label: NetCashProvidedByUsedInInvestingActivities to us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl1" xml:lang="en-US" id="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl1">Net Cash Provided by (Used in) Investing Activities</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl" xml:lang="en-US" id="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl">Net cash provided (used in) by financing activities from continuing operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl" xlink:title="label: NetCashProvidedByUsedInFinancingActivitiesContinuingOperations to us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl1" xml:lang="en-US" id="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl1">Net Cash Provided by (Used in) Financing Activities, Continuing Operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl1" xlink:title="label: NetCashProvidedByUsedInFinancingActivitiesContinuingOperations to us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl1" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:title="label: NetCashProvidedByUsedInOperatingActivitiesAbstract to us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_OilAndGasServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_OilAndGasServiceMember_lbl" xml:lang="en-US" id="us-gaap_OilAndGasServiceMember_lbl">Oil and Gas [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OilAndGasServiceMember" xlink:to="us-gaap_OilAndGasServiceMember_lbl" xlink:title="label: OilAndGasServiceMember to us-gaap_OilAndGasServiceMember_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OilAndGasServiceMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OilAndGasServiceMember_lbl1" xml:lang="en-US" id="us-gaap_OilAndGasServiceMember_lbl1">Oil and Gas Service [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OilAndGasServiceMember" xlink:to="us-gaap_OilAndGasServiceMember_lbl1" xlink:title="label: OilAndGasServiceMember to us-gaap_OilAndGasServiceMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeasedAssetsLineItems" xlink:label="OperatingLeasedAssetsLineItems" xlink:title="OperatingLeasedAssetsLineItems" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OperatingLeasedAssetsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OperatingLeasedAssetsLineItems_lbl" xml:lang="en-US" id="us-gaap_OperatingLeasedAssetsLineItems_lbl">Operating Leased Assets [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasedAssetsLineItems" xlink:to="us-gaap_OperatingLeasedAssetsLineItems_lbl" xlink:title="label: OperatingLeasedAssetsLineItems to us-gaap_OperatingLeasedAssetsLineItems_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingCostsAndExpensesAbstract" xlink:label="OperatingCostsAndExpensesAbstract" xlink:title="OperatingCostsAndExpensesAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OperatingCostsAndExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OperatingCostsAndExpensesAbstract_lbl" xml:lang="en-US" id="us-gaap_OperatingCostsAndExpensesAbstract_lbl">Expenses:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingCostsAndExpensesAbstract" xlink:to="us-gaap_OperatingCostsAndExpensesAbstract_lbl" xlink:title="label: OperatingCostsAndExpensesAbstract to us-gaap_OperatingCostsAndExpensesAbstract_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="OperatingIncomeLoss" xlink:title="OperatingIncomeLoss" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US" id="us-gaap_OperatingIncomeLoss_lbl">Operating loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_lbl" xlink:title="label: OperatingIncomeLoss to us-gaap_OperatingIncomeLoss_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OperatingIncomeLoss_lbl1" xml:lang="en-US" id="us-gaap_OperatingIncomeLoss_lbl1">Operating loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_lbl1" xlink:title="label: OperatingIncomeLoss to us-gaap_OperatingIncomeLoss_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLossCarryforwardsExpirationDate" xlink:label="OperatingLossCarryforwardsExpirationDate" xlink:title="OperatingLossCarryforwardsExpirationDate" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwardsExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OperatingLossCarryforwardsExpirationDate_lbl" xml:lang="en-US" id="us-gaap_OperatingLossCarryforwardsExpirationDate_lbl">Operating loss carryforwards, expiry period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLossCarryforwardsExpirationDate" xlink:to="us-gaap_OperatingLossCarryforwardsExpirationDate_lbl" xlink:title="label: OperatingLossCarryforwardsExpirationDate to us-gaap_OperatingLossCarryforwardsExpirationDate_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLossCarryforwardsLineItems" xlink:label="OperatingLossCarryforwardsLineItems" xlink:title="OperatingLossCarryforwardsLineItems" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwardsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OperatingLossCarryforwardsLineItems_lbl" xml:lang="en-US" id="us-gaap_OperatingLossCarryforwardsLineItems_lbl">Operating Loss Carryforwards [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLossCarryforwardsLineItems" xlink:to="us-gaap_OperatingLossCarryforwardsLineItems_lbl" xlink:title="label: OperatingLossCarryforwardsLineItems to us-gaap_OperatingLossCarryforwardsLineItems_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="OperatingLossCarryforwards" xlink:title="OperatingLossCarryforwards" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwards_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="us-gaap_OperatingLossCarryforwards_lbl" xml:lang="en-US" id="us-gaap_OperatingLossCarryforwards_lbl">Net operating loss carryforwards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLossCarryforwards" xlink:to="us-gaap_OperatingLossCarryforwards_lbl" xlink:title="label: OperatingLossCarryforwards to us-gaap_OperatingLossCarryforwards_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwards_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OperatingLossCarryforwards_lbl1" xml:lang="en-US" id="us-gaap_OperatingLossCarryforwards_lbl1">Operating Loss Carryforwards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLossCarryforwards" xlink:to="us-gaap_OperatingLossCarryforwards_lbl1" xlink:title="label: OperatingLossCarryforwards to us-gaap_OperatingLossCarryforwards_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLossCarryforwardsTable" xlink:label="OperatingLossCarryforwardsTable" xlink:title="OperatingLossCarryforwardsTable" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwardsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OperatingLossCarryforwardsTable_lbl" xml:lang="en-US" id="us-gaap_OperatingLossCarryforwardsTable_lbl">Operating Loss Carryforwards [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLossCarryforwardsTable" xlink:to="us-gaap_OperatingLossCarryforwardsTable_lbl" xlink:title="label: OperatingLossCarryforwardsTable to us-gaap_OperatingLossCarryforwardsTable_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:label="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:title="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xml:lang="en-US" id="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl">ORGANIZATION</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xlink:title="label: OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock to us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:title="OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xml:lang="en-US" id="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl">ORGANIZATION [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:title="label: OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract to us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="OtherAssetsNoncurrent" xlink:title="OtherAssetsNoncurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OtherAssetsNoncurrent_lbl" xml:lang="en-US" id="us-gaap_OtherAssetsNoncurrent_lbl">Other assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAssetsNoncurrent" xlink:to="us-gaap_OtherAssetsNoncurrent_lbl" xlink:title="label: OtherAssetsNoncurrent to us-gaap_OtherAssetsNoncurrent_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherIncomeAndExpensesAbstract" xlink:label="OtherIncomeAndExpensesAbstract" xlink:title="OtherIncomeAndExpensesAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OtherIncomeAndExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OtherIncomeAndExpensesAbstract_lbl" xml:lang="en-US" id="us-gaap_OtherIncomeAndExpensesAbstract_lbl">Other income (expense):</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherIncomeAndExpensesAbstract" xlink:to="us-gaap_OtherIncomeAndExpensesAbstract_lbl" xlink:title="label: OtherIncomeAndExpensesAbstract to us-gaap_OtherIncomeAndExpensesAbstract_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:title="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" xml:lang="en-US" id="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl">Unrealized holding gain on investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" xlink:title="label: OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax to us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl1" xml:lang="en-US" id="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl1">Unrealized holding gains (losses)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl1" xlink:title="label: OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax to us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="OtherNonoperatingIncomeExpense" xlink:title="OtherNonoperatingIncomeExpense" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="us-gaap_OtherNonoperatingIncomeExpense_lbl" xml:lang="en-US" id="us-gaap_OtherNonoperatingIncomeExpense_lbl">Other</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherNonoperatingIncomeExpense" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:title="label: OtherNonoperatingIncomeExpense to us-gaap_OtherNonoperatingIncomeExpense_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OtherNonoperatingIncomeExpense_lbl1" xml:lang="en-US" id="us-gaap_OtherNonoperatingIncomeExpense_lbl1">Other Nonoperating Income (Expense)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherNonoperatingIncomeExpense" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_lbl1" xlink:title="label: OtherNonoperatingIncomeExpense to us-gaap_OtherNonoperatingIncomeExpense_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="OtherAccruedLiabilitiesCurrent" xlink:title="OtherAccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xml:lang="en-US" id="us-gaap_OtherAccruedLiabilitiesCurrent_lbl">Operating payables</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAccruedLiabilitiesCurrent" xlink:to="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xlink:title="label: OtherAccruedLiabilitiesCurrent to us-gaap_OtherAccruedLiabilitiesCurrent_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PrimeRateMember" xlink:label="PrimeRateMember" xlink:title="PrimeRateMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PrimeRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PrimeRateMember_lbl" xml:lang="en-US" id="us-gaap_PrimeRateMember_lbl">Prime Rate [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrimeRateMember" xlink:to="us-gaap_PrimeRateMember_lbl" xlink:title="label: PrimeRateMember to us-gaap_PrimeRateMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="PayablesAndAccrualsAbstract" xlink:title="PayablesAndAccrualsAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PayablesAndAccrualsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PayablesAndAccrualsAbstract_lbl" xml:lang="en-US" id="us-gaap_PayablesAndAccrualsAbstract_lbl">ACCRUED LIABILITIES [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PayablesAndAccrualsAbstract" xlink:to="us-gaap_PayablesAndAccrualsAbstract_lbl" xlink:title="label: PayablesAndAccrualsAbstract to us-gaap_PayablesAndAccrualsAbstract_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireLongtermInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_PaymentsToAcquireLongtermInvestments_lbl" xml:lang="en-US" id="us-gaap_PaymentsToAcquireLongtermInvestments_lbl">Purchase of long-term investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireLongtermInvestments" xlink:to="us-gaap_PaymentsToAcquireLongtermInvestments_lbl" xlink:title="label: PaymentsToAcquireLongtermInvestments to us-gaap_PaymentsToAcquireLongtermInvestments_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireLongtermInvestments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PaymentsToAcquireLongtermInvestments_lbl1" xml:lang="en-US" id="us-gaap_PaymentsToAcquireLongtermInvestments_lbl1">Payments to Acquire Long-term Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireLongtermInvestments" xlink:to="us-gaap_PaymentsToAcquireLongtermInvestments_lbl1" xlink:title="label: PaymentsToAcquireLongtermInvestments to us-gaap_PaymentsToAcquireLongtermInvestments_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquireWaterSystems" xlink:label="PaymentsToAcquireWaterSystems" xlink:title="PaymentsToAcquireWaterSystems" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireWaterSystems_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_PaymentsToAcquireWaterSystems_lbl" xml:lang="en-US" id="us-gaap_PaymentsToAcquireWaterSystems_lbl">Payments on purchase of farms</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireWaterSystems_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PaymentsToAcquireWaterSystems_lbl1" xml:lang="en-US" id="us-gaap_PaymentsToAcquireWaterSystems_lbl1">Payments to Acquire Water Systems</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireWaterSystems" xlink:to="us-gaap_PaymentsToAcquireWaterSystems_lbl1" xlink:title="label: PaymentsToAcquireWaterSystems to us-gaap_PaymentsToAcquireWaterSystems_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquireShortTermInvestments" xlink:label="PaymentsToAcquireShortTermInvestments" xlink:title="PaymentsToAcquireShortTermInvestments" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_PaymentsToAcquireShortTermInvestments_lbl" xml:lang="en-US" id="us-gaap_PaymentsToAcquireShortTermInvestments_lbl">Purchase of short-term investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireShortTermInvestments" xlink:to="us-gaap_PaymentsToAcquireShortTermInvestments_lbl" xlink:title="label: PaymentsToAcquireShortTermInvestments to us-gaap_PaymentsToAcquireShortTermInvestments_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireShortTermInvestments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PaymentsToAcquireShortTermInvestments_lbl1" xml:lang="en-US" id="us-gaap_PaymentsToAcquireShortTermInvestments_lbl1">Payments to Acquire Short-term Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireShortTermInvestments" xlink:to="us-gaap_PaymentsToAcquireShortTermInvestments_lbl1" xlink:title="label: PaymentsToAcquireShortTermInvestments to us-gaap_PaymentsToAcquireShortTermInvestments_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="PaymentsToAcquirePropertyPlantAndEquipment" xlink:title="PaymentsToAcquirePropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xml:lang="en-US" id="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl">Purchase of property and equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:title="label: PaymentsToAcquirePropertyPlantAndEquipment to us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl1" xml:lang="en-US" id="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl1">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl1" xlink:title="label: PaymentsToAcquirePropertyPlantAndEquipment to us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquireOilAndGasProperty" xlink:label="PaymentsToAcquireOilAndGasProperty" xlink:title="PaymentsToAcquireOilAndGasProperty" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireOilAndGasProperty_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_PaymentsToAcquireOilAndGasProperty_lbl" xml:lang="en-US" id="us-gaap_PaymentsToAcquireOilAndGasProperty_lbl">Investments in Sky Ranch pipeline</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireOilAndGasProperty" xlink:to="us-gaap_PaymentsToAcquireOilAndGasProperty_lbl" xlink:title="label: PaymentsToAcquireOilAndGasProperty to us-gaap_PaymentsToAcquireOilAndGasProperty_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireOilAndGasProperty_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PaymentsToAcquireOilAndGasProperty_lbl1" xml:lang="en-US" id="us-gaap_PaymentsToAcquireOilAndGasProperty_lbl1">Payments to Acquire Oil and Gas Property</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireOilAndGasProperty" xlink:to="us-gaap_PaymentsToAcquireOilAndGasProperty_lbl1" xlink:title="label: PaymentsToAcquireOilAndGasProperty to us-gaap_PaymentsToAcquireOilAndGasProperty_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties" xlink:label="PaymentsToExploreAndDevelopOilAndGasProperties" xlink:title="PaymentsToExploreAndDevelopOilAndGasProperties" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_lbl" xml:lang="en-US" id="us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_lbl">Investments in Sky Ranch land development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToExploreAndDevelopOilAndGasProperties" xlink:to="us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_lbl" xlink:title="label: PaymentsToExploreAndDevelopOilAndGasProperties to us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_lbl1" xml:lang="en-US" id="us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_lbl1">Payments to Explore and Develop Oil and Gas Properties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToExploreAndDevelopOilAndGasProperties" xlink:to="us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_lbl1" xlink:title="label: PaymentsToExploreAndDevelopOilAndGasProperties to us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="PlanNameAxis" xlink:title="PlanNameAxis" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PlanNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PlanNameAxis_lbl" xml:lang="en-US" id="us-gaap_PlanNameAxis_lbl">Plan Name [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlanNameAxis" xlink:to="us-gaap_PlanNameAxis_lbl" xlink:title="label: PlanNameAxis to us-gaap_PlanNameAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="PlanNameDomain" xlink:title="PlanNameDomain" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PlanNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PlanNameDomain_lbl" xml:lang="en-US" id="us-gaap_PlanNameDomain_lbl">Plan Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlanNameDomain" xlink:to="us-gaap_PlanNameDomain_lbl" xlink:title="label: PlanNameDomain to us-gaap_PlanNameDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:label="PortionAtFairValueFairValueDisclosureMember" xlink:title="PortionAtFairValueFairValueDisclosureMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xml:lang="en-US" id="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl">Portion at Fair Value Measurement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PortionAtFairValueFairValueDisclosureMember" xlink:to="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:title="label: PortionAtFairValueFairValueDisclosureMember to us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreferredStockLiquidationPreferenceValue" xlink:label="PreferredStockLiquidationPreferenceValue" xlink:title="PreferredStockLiquidationPreferenceValue" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PreferredStockLiquidationPreferenceValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PreferredStockLiquidationPreferenceValue_lbl" xml:lang="en-US" id="us-gaap_PreferredStockLiquidationPreferenceValue_lbl">Liquidation preference</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockLiquidationPreferenceValue" xlink:to="us-gaap_PreferredStockLiquidationPreferenceValue_lbl" xlink:title="label: PreferredStockLiquidationPreferenceValue to us-gaap_PreferredStockLiquidationPreferenceValue_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreferredStockLiquidationPreference" xlink:label="PreferredStockLiquidationPreference" xlink:title="PreferredStockLiquidationPreference" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PreferredStockLiquidationPreference_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PreferredStockLiquidationPreference_lbl" xml:lang="en-US" id="us-gaap_PreferredStockLiquidationPreference_lbl">Liquidation preference (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockLiquidationPreference" xlink:to="us-gaap_PreferredStockLiquidationPreference_lbl" xlink:title="label: PreferredStockLiquidationPreference to us-gaap_PreferredStockLiquidationPreference_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreferredStockMember" xlink:label="PreferredStockMember" xlink:title="PreferredStockMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PreferredStockMember_lbl" xml:lang="en-US" id="us-gaap_PreferredStockMember_lbl">Preferred Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockMember" xlink:to="us-gaap_PreferredStockMember_lbl" xlink:title="label: PreferredStockMember to us-gaap_PreferredStockMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="PreferredStockParOrStatedValuePerShare" xlink:title="PreferredStockParOrStatedValuePerShare" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xml:lang="en-US" id="us-gaap_PreferredStockParOrStatedValuePerShare_lbl">Preferred stock, par value (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:title="label: PreferredStockParOrStatedValuePerShare to us-gaap_PreferredStockParOrStatedValuePerShare_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="PreferredStockSharesAuthorized" xlink:title="PreferredStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PreferredStockSharesAuthorized_lbl" xml:lang="en-US" id="us-gaap_PreferredStockSharesAuthorized_lbl">Preferred stock, shares authorized (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:title="label: PreferredStockSharesAuthorized to us-gaap_PreferredStockSharesAuthorized_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="PreferredStockSharesIssued" xlink:title="PreferredStockSharesIssued" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PreferredStockSharesIssued_lbl" xml:lang="en-US" id="us-gaap_PreferredStockSharesIssued_lbl">Preferred stock, shares issued (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesIssued" xlink:to="us-gaap_PreferredStockSharesIssued_lbl" xlink:title="label: PreferredStockSharesIssued to us-gaap_PreferredStockSharesIssued_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="PreferredStockValue" xlink:title="PreferredStockValue" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PreferredStockValue_lbl" xml:lang="en-US" id="us-gaap_PreferredStockValue_lbl">Series B - par value $.001 per share, 25 million shares authorized; 432,513 shares issued and outstanding (liquidation preference of $432,513)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockValue" xlink:to="us-gaap_PreferredStockValue_lbl" xlink:title="label: PreferredStockValue to us-gaap_PreferredStockValue_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="PreferredStockSharesOutstanding" xlink:title="PreferredStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PreferredStockSharesOutstanding_lbl" xml:lang="en-US" id="us-gaap_PreferredStockSharesOutstanding_lbl">Preferred stock, shares outstanding (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesOutstanding" xlink:to="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:title="label: PreferredStockSharesOutstanding to us-gaap_PreferredStockSharesOutstanding_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PrepaidExpenseCurrent" xlink:label="PrepaidExpenseCurrent" xlink:title="PrepaidExpenseCurrent" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PrepaidExpenseCurrent_lbl" xml:lang="en-US" id="us-gaap_PrepaidExpenseCurrent_lbl">Prepaid expenses and deposits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrepaidExpenseCurrent" xlink:to="us-gaap_PrepaidExpenseCurrent_lbl" xlink:title="label: PrepaidExpenseCurrent to us-gaap_PrepaidExpenseCurrent_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PresidentMember" xlink:label="PresidentMember" xlink:title="PresidentMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_PresidentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_PresidentMember_lbl" xml:lang="en-US" id="us-gaap_PresidentMember_lbl">President [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PresidentMember" xlink:to="us-gaap_PresidentMember_lbl" xlink:title="label: PresidentMember to us-gaap_PresidentMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromCustomersForProgressPayments" xlink:label="ProceedsFromCustomersForProgressPayments" xlink:title="ProceedsFromCustomersForProgressPayments" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ProceedsFromCustomersForProgressPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_ProceedsFromCustomersForProgressPayments_lbl" xml:lang="en-US" id="us-gaap_ProceedsFromCustomersForProgressPayments_lbl">Proceeds from sale of lots</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromCustomersForProgressPayments" xlink:to="us-gaap_ProceedsFromCustomersForProgressPayments_lbl" xlink:title="label: ProceedsFromCustomersForProgressPayments to us-gaap_ProceedsFromCustomersForProgressPayments_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ProceedsFromCustomersForProgressPayments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ProceedsFromCustomersForProgressPayments_lbl1" xml:lang="en-US" id="us-gaap_ProceedsFromCustomersForProgressPayments_lbl1">Proceeds from Customers for Progress Payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromCustomersForProgressPayments" xlink:to="us-gaap_ProceedsFromCustomersForProgressPayments_lbl1" xlink:title="label: ProceedsFromCustomersForProgressPayments to us-gaap_ProceedsFromCustomersForProgressPayments_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromRelatedPartyDebt" xlink:label="ProceedsFromRelatedPartyDebt" xlink:title="ProceedsFromRelatedPartyDebt" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ProceedsFromRelatedPartyDebt_lbl" xml:lang="en-US" id="us-gaap_ProceedsFromRelatedPartyDebt_lbl">Proceeds from note receivable - related parties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromRelatedPartyDebt" xlink:to="us-gaap_ProceedsFromRelatedPartyDebt_lbl" xlink:title="label: ProceedsFromRelatedPartyDebt to us-gaap_ProceedsFromRelatedPartyDebt_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities" xlink:label="ProceedsFromSaleAndMaturityOfMarketableSecurities" xlink:title="ProceedsFromSaleAndMaturityOfMarketableSecurities" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReceivableTypeDomain" xlink:to="us-gaap_ReceivableTypeDomain_lbl" xlink:title="label: ReceivableTypeDomain to us-gaap_ReceivableTypeDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable" xlink:label="ReconciliationOfAssetsFromSegmentToConsolidatedTable" xlink:title="ReconciliationOfAssetsFromSegmentToConsolidatedTable" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable_lbl" xml:lang="en-US" id="us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable_lbl">Reconciliation of Assets from Segment to Consolidated [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReconciliationOfAssetsFromSegmentToConsolidatedTable" xlink:to="us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable_lbl" xlink:title="label: ReconciliationOfAssetsFromSegmentToConsolidatedTable to us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTable_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="RelatedPartyTransactionsAbstract" xlink:title="RelatedPartyTransactionsAbstract" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RelatedPartyTransactionsAbstract_lbl" xml:lang="en-US" id="us-gaap_RelatedPartyTransactionsAbstract_lbl">RELATED PARTY TRANSACTIONS [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionsAbstract" xlink:to="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:title="label: RelatedPartyTransactionsAbstract to us-gaap_RelatedPartyTransactionsAbstract_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="RelatedPartyTransactionLineItems" xlink:title="RelatedPartyTransactionLineItems" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RelatedPartyTransactionLineItems_lbl" xml:lang="en-US" id="us-gaap_RelatedPartyTransactionLineItems_lbl">Related Party Transaction [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionLineItems" xlink:to="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:title="label: RelatedPartyTransactionLineItems to us-gaap_RelatedPartyTransactionLineItems_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RelatedPartyTransactionDomain" xlink:label="RelatedPartyTransactionDomain" xlink:title="RelatedPartyTransactionDomain" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RelatedPartyTransactionDomain_lbl" xml:lang="en-US" id="us-gaap_RelatedPartyTransactionDomain_lbl">Related Party Transaction [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionDomain" xlink:to="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:title="label: RelatedPartyTransactionDomain to us-gaap_RelatedPartyTransactionDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:label="RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:title="RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_lbl" xml:lang="en-US" id="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_lbl">Related party advances</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:to="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_lbl" xlink:title="label: RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty to us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:label="RelatedPartyTransactionAmountsOfTransaction" xlink:title="RelatedPartyTransactionAmountsOfTransaction" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl" xml:lang="en-US" id="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl">Funding pursuant to participation agreement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionAmountsOfTransaction" xlink:to="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl" xlink:title="label: RelatedPartyTransactionAmountsOfTransaction to us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="RelatedPartyDomain" xlink:title="RelatedPartyDomain" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RelatedPartyDomain_lbl" xml:lang="en-US" id="us-gaap_RelatedPartyDomain_lbl">Related Party [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyDomain" xlink:to="us-gaap_RelatedPartyDomain_lbl" xlink:title="label: RelatedPartyDomain to us-gaap_RelatedPartyDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="RelatedPartyTransactionsByRelatedPartyAxis" xlink:title="RelatedPartyTransactionsByRelatedPartyAxis" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xml:lang="en-US" id="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl">Related Party [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:title="label: RelatedPartyTransactionsByRelatedPartyAxis to us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:label="RelatedPartyTransactionsDisclosureTextBlock" xlink:title="RelatedPartyTransactionsDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xml:lang="en-US" id="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl">RELATED PARTY TRANSACTIONS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionsDisclosureTextBlock" xlink:to="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:title="label: RelatedPartyTransactionsDisclosureTextBlock to us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="RelatedPartyTransactionAxis" xlink:title="RelatedPartyTransactionAxis" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RelatedPartyTransactionAxis_lbl" xml:lang="en-US" id="us-gaap_RelatedPartyTransactionAxis_lbl">Related Party Transaction [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionAxis" xlink:to="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:title="label: RelatedPartyTransactionAxis to us-gaap_RelatedPartyTransactionAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RentalIncomeNonoperating" xlink:label="RentalIncomeNonoperating" xlink:title="RentalIncomeNonoperating" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RentalIncomeNonoperating_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RentalIncomeNonoperating_lbl" xml:lang="en-US" id="us-gaap_RentalIncomeNonoperating_lbl">Oil and gas lease income, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RentalIncomeNonoperating" xlink:to="us-gaap_RentalIncomeNonoperating_lbl" xlink:title="label: RentalIncomeNonoperating to us-gaap_RentalIncomeNonoperating_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="RetainedEarningsAccumulatedDeficit" xlink:title="RetainedEarningsAccumulatedDeficit" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US" id="us-gaap_RetainedEarningsAccumulatedDeficit_lbl">Accumulated deficit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:title="label: RetainedEarningsAccumulatedDeficit to us-gaap_RetainedEarningsAccumulatedDeficit_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RetainedEarningsAccumulatedDeficit_lbl1" xml:lang="en-US" id="us-gaap_RetainedEarningsAccumulatedDeficit_lbl1">Accumulated deficit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl1" xlink:title="label: RetainedEarningsAccumulatedDeficit to us-gaap_RetainedEarningsAccumulatedDeficit_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="RetainedEarningsMember" xlink:title="RetainedEarningsMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RetainedEarningsMember_lbl" xml:lang="en-US" id="us-gaap_RetainedEarningsMember_lbl">Accumulated Deficit [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl" xlink:title="label: RetainedEarningsMember to us-gaap_RetainedEarningsMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="RevenueFromContractWithCustomerExcludingAssessedTax" xlink:title="RevenueFromContractWithCustomerExcludingAssessedTax" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" xml:lang="en-US" id="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl">Total revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueFromContractWithCustomerExcludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" xlink:title="label: RevenueFromContractWithCustomerExcludingAssessedTax to us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl1" xml:lang="en-US" id="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl1">Total revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueFromContractWithCustomerExcludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl1" xlink:title="label: RevenueFromContractWithCustomerExcludingAssessedTax to us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl1" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl2" xml:lang="en-US" id="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl2">Total revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueFromContractWithCustomerExcludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl2" xlink:title="label: RevenueFromContractWithCustomerExcludingAssessedTax to us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable" xlink:label="RevenueInitialApplicationPeriodCumulativeEffectTransitionTable" xlink:title="RevenueInitialApplicationPeriodCumulativeEffectTransitionTable" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_lbl" xml:lang="en-US" id="us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_lbl">Revenue, Initial Application Period Cumulative Effect Transition [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueInitialApplicationPeriodCumulativeEffectTransitionTable" xlink:to="us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_lbl" xlink:title="label: RevenueInitialApplicationPeriodCumulativeEffectTransitionTable to us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionTable_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligation" xlink:label="RevenueRemainingPerformanceObligation" xlink:title="RevenueRemainingPerformanceObligation" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RevenueRemainingPerformanceObligation_lbl" xml:lang="en-US" id="us-gaap_RevenueRemainingPerformanceObligation_lbl">Contracted not recognized revenue amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueRemainingPerformanceObligation" xlink:to="us-gaap_RevenueRemainingPerformanceObligation_lbl" xlink:title="label: RevenueRemainingPerformanceObligation to us-gaap_RevenueRemainingPerformanceObligation_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax" xlink:label="RevenueFromContractWithCustomerIncludingAssessedTax" xlink:title="RevenueFromContractWithCustomerIncludingAssessedTax" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xml:lang="en-US" id="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl">Revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueFromContractWithCustomerIncludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xlink:title="label: RevenueFromContractWithCustomerIncludingAssessedTax to us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl1" xml:lang="en-US" id="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl1">Revenue from Contract with Customer, Including Assessed Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueFromContractWithCustomerIncludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl1" xlink:title="label: RevenueFromContractWithCustomerIncludingAssessedTax to us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems" xlink:label="RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems" xlink:title="RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_lbl" xml:lang="en-US" id="us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_lbl">Revenue, Initial Application Period Cumulative Effect Transition [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems" xlink:to="us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_lbl" xlink:title="label: RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems to us-gaap_RevenueInitialApplicationPeriodCumulativeEffectTransitionLineItems_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationPercentage" xlink:label="RevenueRemainingPerformanceObligationPercentage" xlink:title="RevenueRemainingPerformanceObligationPercentage" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligationPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RevenueRemainingPerformanceObligationPercentage_lbl" xml:lang="en-US" id="us-gaap_RevenueRemainingPerformanceObligationPercentage_lbl">Contracted not recognized revenue percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueRemainingPerformanceObligationPercentage" xlink:to="us-gaap_RevenueRemainingPerformanceObligationPercentage_lbl" xlink:title="label: RevenueRemainingPerformanceObligationPercentage to us-gaap_RevenueRemainingPerformanceObligationPercentage_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenueFromContractWithCustomerPolicyTextBlock" xlink:label="RevenueFromContractWithCustomerPolicyTextBlock" xlink:title="RevenueFromContractWithCustomerPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" xml:lang="en-US" id="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl">Revenue Recognition</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueFromContractWithCustomerPolicyTextBlock" xlink:to="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" xlink:title="label: RevenueFromContractWithCustomerPolicyTextBlock to us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenueRecognitionAbstract" xlink:label="RevenueRecognitionAbstract" xlink:title="RevenueRecognitionAbstract" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl" xml:lang="en-US" id="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl">Information by Segments</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:title="ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xlink:title="label: ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable to us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_lbl1" xml:lang="en-US" id="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_lbl1">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xml:lang="en-US" id="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl">Share-based Compensation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:to="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xlink:title="label: ShareBasedCompensationOptionAndIncentivePlansPolicy to us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl1" xml:lang="en-US" id="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl1">Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:to="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl1" xlink:title="label: ShareBasedCompensationOptionAndIncentivePlansPolicy to us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl1" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="us-gaap_SharesOutstanding_lbl" xml:lang="en-US" id="us-gaap_SharesOutstanding_lbl">Balance (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesOutstanding" xlink:to="us-gaap_SharesOutstanding_lbl" xlink:title="label: SharesOutstanding to us-gaap_SharesOutstanding_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl1" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="us-gaap_SharesOutstanding_lbl1" xml:lang="en-US" id="us-gaap_SharesOutstanding_lbl1">Balance (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesOutstanding" xlink:to="us-gaap_SharesOutstanding_lbl1" xlink:title="label: SharesOutstanding to us-gaap_SharesOutstanding_lbl1" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesOutstanding" xlink:to="us-gaap_SharesOutstanding_lbl2" xlink:title="label: SharesOutstanding to us-gaap_SharesOutstanding_lbl2" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_ShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ShortTermInvestments_lbl" xml:lang="en-US" id="us-gaap_ShortTermInvestments_lbl">Short-term investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShortTermInvestments" xlink:to="us-gaap_ShortTermInvestments_lbl" xlink:title="label: ShortTermInvestments to us-gaap_ShortTermInvestments_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShortTermInvestmentsMember" xlink:label="ShortTermInvestmentsMember" xlink:title="ShortTermInvestmentsMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ShortTermInvestmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ShortTermInvestmentsMember_lbl" xml:lang="en-US" id="us-gaap_ShortTermInvestmentsMember_lbl">Short-term Investments [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShortTermInvestmentsMember" xlink:to="us-gaap_ShortTermInvestmentsMember_lbl" xlink:title="label: ShortTermInvestmentsMember to us-gaap_ShortTermInvestmentsMember_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US" id="us-gaap_SignificantAccountingPoliciesTextBlock_lbl">SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:title="label: SignificantAccountingPoliciesTextBlock to us-gaap_SignificantAccountingPoliciesTextBlock_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SoftwareDevelopmentMember" xlink:label="SoftwareDevelopmentMember" xlink:title="SoftwareDevelopmentMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_SoftwareDevelopmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_SoftwareDevelopmentMember_lbl" xml:lang="en-US" id="us-gaap_SoftwareDevelopmentMember_lbl">Software [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SoftwareDevelopmentMember" xlink:to="us-gaap_SoftwareDevelopmentMember_lbl" xlink:title="label: SoftwareDevelopmentMember to us-gaap_SoftwareDevelopmentMember_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_StatementOfFinancialPositionAbstract_lbl" xml:lang="en-US" id="us-gaap_StatementOfFinancialPositionAbstract_lbl">CONSOLIDATED BALANCE SHEETS [Abstract]</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_StatementOfFinancialPositionAbstract_lbl1" xml:lang="en-US" id="us-gaap_StatementOfFinancialPositionAbstract_lbl1">Consolidated Balance Sheet [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementOfFinancialPositionAbstract" xlink:to="us-gaap_StatementOfFinancialPositionAbstract_lbl1" xlink:title="label: StatementOfFinancialPositionAbstract to us-gaap_StatementOfFinancialPositionAbstract_lbl1" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:to="us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_lbl" xlink:title="label: StatementOfIncomeAndComprehensiveIncomeAbstract to us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_lbl1" xml:lang="en-US" id="us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_lbl1">Stock Repurchased and Retired During Period, Shares</link:label>
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    <link:label xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_SubsequentEventTypeDomain_lbl" xml:lang="en-US" id="us-gaap_SubsequentEventTypeDomain_lbl">Subsequent Event Type [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventTypeDomain" xlink:to="us-gaap_SubsequentEventTypeDomain_lbl" xlink:title="label: SubsequentEventTypeDomain to us-gaap_SubsequentEventTypeDomain_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_SubsequentEventTypeAxis_lbl" xml:lang="en-US" id="us-gaap_SubsequentEventTypeAxis_lbl">Subsequent Event Type [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventTypeAxis" xlink:to="us-gaap_SubsequentEventTypeAxis_lbl" xlink:title="label: SubsequentEventTypeAxis to us-gaap_SubsequentEventTypeAxis_lbl" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventMember" xlink:to="us-gaap_SubsequentEventMember_lbl" xlink:title="label: SubsequentEventMember to us-gaap_SubsequentEventMember_lbl" />
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    <link:label xlink:type="resource" xlink:label="us-gaap_TitleOfIndividualWithRelationshipToEntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_TitleOfIndividualWithRelationshipToEntityDomain_lbl" xml:lang="en-US" id="us-gaap_TitleOfIndividualWithRelationshipToEntityDomain_lbl">Relationship to Entity [Domain]</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USTreasurySecuritiesMember" xlink:to="us-gaap_USTreasurySecuritiesMember_lbl" xlink:title="label: USTreasurySecuritiesMember to us-gaap_USTreasurySecuritiesMember_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_USTreasurySecuritiesMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_USTreasurySecuritiesMember_lbl1" xml:lang="en-US" id="us-gaap_USTreasurySecuritiesMember_lbl1">US Treasury Securities [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USTreasurySecuritiesMember" xlink:to="us-gaap_USTreasurySecuritiesMember_lbl1" xlink:title="label: USTreasurySecuritiesMember to us-gaap_USTreasurySecuritiesMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VestingAxis" xlink:label="VestingAxis" xlink:title="VestingAxis" />
    <link:label xlink:type="resource" xlink:label="us-gaap_VestingAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_VestingAxis_lbl" xml:lang="en-US" id="us-gaap_VestingAxis_lbl">Vesting [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VestingAxis" xlink:to="us-gaap_VestingAxis_lbl" xlink:title="label: VestingAxis to us-gaap_VestingAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VestingDomain" xlink:label="VestingDomain" xlink:title="VestingDomain" />
    <link:label xlink:type="resource" xlink:label="us-gaap_VestingDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_VestingDomain_lbl" xml:lang="en-US" id="us-gaap_VestingDomain_lbl">Vesting [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VestingDomain" xlink:to="us-gaap_VestingDomain_lbl" xlink:title="label: VestingDomain to us-gaap_VestingDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:label="ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:title="ValuationAllowanceDeferredTaxAssetChangeInAmount" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl" xml:lang="en-US" id="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl">(Decrease) in valuation allowance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:to="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl" xlink:title="label: ValuationAllowanceDeferredTaxAssetChangeInAmount to us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl1" xml:lang="en-US" id="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl1">Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:to="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl1" xlink:title="label: ValuationAllowanceDeferredTaxAssetChangeInAmount to us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="VariableRateAxis" xlink:title="VariableRateAxis" />
    <link:label xlink:type="resource" xlink:label="us-gaap_VariableRateAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_VariableRateAxis_lbl" xml:lang="en-US" id="us-gaap_VariableRateAxis_lbl">Variable Rate [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VariableRateAxis" xlink:to="us-gaap_VariableRateAxis_lbl" xlink:title="label: VariableRateAxis to us-gaap_VariableRateAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="VariableRateDomain" xlink:title="VariableRateDomain" />
    <link:label xlink:type="resource" xlink:label="us-gaap_VariableRateDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_VariableRateDomain_lbl" xml:lang="en-US" id="us-gaap_VariableRateDomain_lbl">Variable Rate [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VariableRateDomain" xlink:to="us-gaap_VariableRateDomain_lbl" xlink:title="label: VariableRateDomain to us-gaap_VariableRateDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VehiclesMember" xlink:label="VehiclesMember" xlink:title="VehiclesMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_VehiclesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_VehiclesMember_lbl" xml:lang="en-US" id="us-gaap_VehiclesMember_lbl">Trucks and Heavy Equipment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VehiclesMember" xlink:to="us-gaap_VehiclesMember_lbl" xlink:title="label: VehiclesMember to us-gaap_VehiclesMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_WaterDistributionMember" xlink:label="WaterDistributionMember" xlink:title="WaterDistributionMember" />
    <link:label xlink:type="resource" xlink:label="us-gaap_WaterDistributionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_WaterDistributionMember_lbl" xml:lang="en-US" id="us-gaap_WaterDistributionMember_lbl">Water System General (Pumps, Valves, etc.) [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterDistributionMember" xlink:to="us-gaap_WaterDistributionMember_lbl" xlink:title="label: WaterDistributionMember to us-gaap_WaterDistributionMember_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_WaterDistributionMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_WaterDistributionMember_lbl1" xml:lang="en-US" id="us-gaap_WaterDistributionMember_lbl1">Water Distribution [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterDistributionMember" xlink:to="us-gaap_WaterDistributionMember_lbl1" xlink:title="label: WaterDistributionMember to us-gaap_WaterDistributionMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="WeightedAverageNumberOfSharesOutstandingBasic" xlink:title="WeightedAverageNumberOfSharesOutstandingBasic" />
    <link:label xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US" id="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl">Weighted average common shares outstanding-basic (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:title="label: WeightedAverageNumberOfSharesOutstandingBasic to us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="WeightedAverageNumberOfDilutedSharesOutstanding" xlink:title="WeightedAverageNumberOfDilutedSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xml:lang="en-US" id="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl">Weighted average common shares outstanding-diluted (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:title="label: WeightedAverageNumberOfDilutedSharesOutstanding to us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" />
    <link:label xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl1" xml:lang="en-US" id="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl1">Weighted Average Number of Shares Outstanding, Diluted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl1" xlink:title="label: WeightedAverageNumberOfDilutedSharesOutstanding to us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_CounterpartyNameAxis" xlink:label="CounterpartyNameAxis" xlink:title="CounterpartyNameAxis" />
    <link:label xlink:type="resource" xlink:label="srt_CounterpartyNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_CounterpartyNameAxis_lbl" xml:lang="en-US" id="srt_CounterpartyNameAxis_lbl">Counterparty Name [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CounterpartyNameAxis" xlink:to="srt_CounterpartyNameAxis_lbl" xlink:title="label: CounterpartyNameAxis to srt_CounterpartyNameAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MajorCustomersAxis" xlink:label="MajorCustomersAxis" xlink:title="MajorCustomersAxis" />
    <link:label xlink:type="resource" xlink:label="srt_MajorCustomersAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_MajorCustomersAxis_lbl" xml:lang="en-US" id="srt_MajorCustomersAxis_lbl">Customer [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MajorCustomersAxis" xlink:to="srt_MajorCustomersAxis_lbl" xlink:title="label: MajorCustomersAxis to srt_MajorCustomersAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MaximumMember" xlink:label="MaximumMember" xlink:title="MaximumMember" />
    <link:label xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_MaximumMember_lbl" xml:lang="en-US" id="srt_MaximumMember_lbl">Maximum [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumMember" xlink:to="srt_MaximumMember_lbl" xlink:title="label: MaximumMember to srt_MaximumMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MinimumMember" xlink:label="MinimumMember" xlink:title="MinimumMember" />
    <link:label xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_MinimumMember_lbl" xml:lang="en-US" id="srt_MinimumMember_lbl">Minimum [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumMember" xlink:to="srt_MinimumMember_lbl" xlink:title="label: MinimumMember to srt_MinimumMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_NameOfMajorCustomerDomain" xlink:label="NameOfMajorCustomerDomain" xlink:title="NameOfMajorCustomerDomain" />
    <link:label xlink:type="resource" xlink:label="srt_NameOfMajorCustomerDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_NameOfMajorCustomerDomain_lbl" xml:lang="en-US" id="srt_NameOfMajorCustomerDomain_lbl">Customer [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NameOfMajorCustomerDomain" xlink:to="srt_NameOfMajorCustomerDomain_lbl" xlink:title="label: NameOfMajorCustomerDomain to srt_NameOfMajorCustomerDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_OwnershipDomain" xlink:label="OwnershipDomain" xlink:title="OwnershipDomain" />
    <link:label xlink:type="resource" xlink:label="srt_OwnershipDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_OwnershipDomain_lbl" xml:lang="en-US" id="srt_OwnershipDomain_lbl">Ownership [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OwnershipDomain" xlink:to="srt_OwnershipDomain_lbl" xlink:title="label: OwnershipDomain to srt_OwnershipDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_OwnershipAxis" xlink:label="OwnershipAxis" xlink:title="OwnershipAxis" />
    <link:label xlink:type="resource" xlink:label="srt_OwnershipAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_OwnershipAxis_lbl" xml:lang="en-US" id="srt_OwnershipAxis_lbl">Ownership [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OwnershipAxis" xlink:to="srt_OwnershipAxis_lbl" xlink:title="label: OwnershipAxis to srt_OwnershipAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_ProductsAndServicesDomain" xlink:label="ProductsAndServicesDomain" xlink:title="ProductsAndServicesDomain" />
    <link:label xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_ProductsAndServicesDomain_lbl" xml:lang="en-US" id="srt_ProductsAndServicesDomain_lbl">Product and Service [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProductsAndServicesDomain" xlink:to="srt_ProductsAndServicesDomain_lbl" xlink:title="label: ProductsAndServicesDomain to srt_ProductsAndServicesDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_ProductOrServiceAxis" xlink:label="ProductOrServiceAxis" xlink:title="ProductOrServiceAxis" />
    <link:label xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_ProductOrServiceAxis_lbl" xml:lang="en-US" id="srt_ProductOrServiceAxis_lbl">Product and Service [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProductOrServiceAxis" xlink:to="srt_ProductOrServiceAxis_lbl" xlink:title="label: ProductOrServiceAxis to srt_ProductOrServiceAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeMember" xlink:label="RangeMember" xlink:title="RangeMember" />
    <link:label xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_RangeMember_lbl" xml:lang="en-US" id="srt_RangeMember_lbl">Range [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeMember" xlink:to="srt_RangeMember_lbl" xlink:title="label: RangeMember to srt_RangeMember_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeAxis" xlink:label="RangeAxis" xlink:title="RangeAxis" />
    <link:label xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_RangeAxis_lbl" xml:lang="en-US" id="srt_RangeAxis_lbl">Range [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeAxis" xlink:to="srt_RangeAxis_lbl" xlink:title="label: RangeAxis to srt_RangeAxis_lbl" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RepurchaseAgreementCounterpartyNameDomain" xlink:label="RepurchaseAgreementCounterpartyNameDomain" xlink:title="RepurchaseAgreementCounterpartyNameDomain" />
    <link:label xlink:type="resource" xlink:label="srt_RepurchaseAgreementCounterpartyNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="srt_RepurchaseAgreementCounterpartyNameDomain_lbl" xml:lang="en-US" id="srt_RepurchaseAgreementCounterpartyNameDomain_lbl">Counterparty Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RepurchaseAgreementCounterpartyNameDomain" xlink:to="srt_RepurchaseAgreementCounterpartyNameDomain_lbl" xlink:title="label: RepurchaseAgreementCounterpartyNameDomain to srt_RepurchaseAgreementCounterpartyNameDomain_lbl" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ParticipatingInterestsInExportWaterAbstract" xlink:label="ParticipatingInterestsInExportWaterAbstract" xlink:title="ParticipatingInterestsInExportWaterAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsInExportWaterAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ParticipatingInterestsInExportWaterAbstract_lbl1" xml:lang="en-US" id="pcyo_ParticipatingInterestsInExportWaterAbstract_lbl1">PARTICIPATING INTERESTS IN EXPORT WATER [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsInExportWaterAbstract" xlink:to="pcyo_ParticipatingInterestsInExportWaterAbstract_lbl1" xlink:title="label: ParticipatingInterestsInExportWaterAbstract to pcyo_ParticipatingInterestsInExportWaterAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ParticipatingInterestsInExportWaterTextBlock" xlink:label="ParticipatingInterestsInExportWaterTextBlock" xlink:title="ParticipatingInterestsInExportWaterTextBlock" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl" xml:lang="en-US" id="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl">The entire disclosure for participating interests In export water.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsInExportWaterTextBlock" xlink:to="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl" xlink:title="label: ParticipatingInterestsInExportWaterTextBlock to pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl1" xml:lang="en-US" id="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl1">Participating Interests In Export Water [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsInExportWaterTextBlock" xlink:to="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl1" xlink:title="label: ParticipatingInterestsInExportWaterTextBlock to pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl2" xml:lang="en-US" id="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl2">PARTICIPATING INTERESTS IN EXPORT WATER</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsInExportWaterTextBlock" xlink:to="pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl2" xlink:title="label: ParticipatingInterestsInExportWaterTextBlock to pcyo_ParticipatingInterestsInExportWaterTextBlock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RangeviewWaterSupplyMember" xlink:label="RangeviewWaterSupplyMember" xlink:title="RangeviewWaterSupplyMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewWaterSupplyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RangeviewWaterSupplyMember_lbl" xml:lang="en-US" id="pcyo_RangeviewWaterSupplyMember_lbl">Assets combined with tributary surface water and groundwater rights along with certain storage rights.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewWaterSupplyMember" xlink:to="pcyo_RangeviewWaterSupplyMember_lbl" xlink:title="label: RangeviewWaterSupplyMember to pcyo_RangeviewWaterSupplyMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewWaterSupplyMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RangeviewWaterSupplyMember_lbl1" xml:lang="en-US" id="pcyo_RangeviewWaterSupplyMember_lbl1">Rangeview Water Supply [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewWaterSupplyMember" xlink:to="pcyo_RangeviewWaterSupplyMember_lbl1" xlink:title="label: RangeviewWaterSupplyMember to pcyo_RangeviewWaterSupplyMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewWaterSupplyMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RangeviewWaterSupplyMember_lbl2" xml:lang="en-US" id="pcyo_RangeviewWaterSupplyMember_lbl2">Rangeview Water Supply [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewWaterSupplyMember" xlink:to="pcyo_RangeviewWaterSupplyMember_lbl2" xlink:title="label: RangeviewWaterSupplyMember to pcyo_RangeviewWaterSupplyMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_SkyRanchPipelineMember" xlink:label="SkyRanchPipelineMember" xlink:title="SkyRanchPipelineMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_SkyRanchPipelineMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_SkyRanchPipelineMember_lbl" xml:lang="en-US" id="pcyo_SkyRanchPipelineMember_lbl">Pipeline service connecting Sky Ranch water system to Rangeview's water system.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SkyRanchPipelineMember" xlink:to="pcyo_SkyRanchPipelineMember_lbl" xlink:title="label: SkyRanchPipelineMember to pcyo_SkyRanchPipelineMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_SkyRanchPipelineMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_SkyRanchPipelineMember_lbl1" xml:lang="en-US" id="pcyo_SkyRanchPipelineMember_lbl1">Sky Ranch pipeline [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SkyRanchPipelineMember" xlink:to="pcyo_SkyRanchPipelineMember_lbl1" xlink:title="label: SkyRanchPipelineMember to pcyo_SkyRanchPipelineMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_SkyRanchPipelineMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_SkyRanchPipelineMember_lbl2" xml:lang="en-US" id="pcyo_SkyRanchPipelineMember_lbl2">Sky Ranch Pipeline [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SkyRanchPipelineMember" xlink:to="pcyo_SkyRanchPipelineMember_lbl2" xlink:title="label: SkyRanchPipelineMember to pcyo_SkyRanchPipelineMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WildPointeServiceRightsMember" xlink:label="WildPointeServiceRightsMember" xlink:title="WildPointeServiceRightsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_WildPointeServiceRightsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WildPointeServiceRightsMember_lbl" xml:lang="en-US" id="pcyo_WildPointeServiceRightsMember_lbl">Service agreement right to provide water services to all users of water services within the boundaries and service area of the Elbert 86 District and for operating and maintaining the Elbert 86 District's water system.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WildPointeServiceRightsMember" xlink:to="pcyo_WildPointeServiceRightsMember_lbl" xlink:title="label: WildPointeServiceRightsMember to pcyo_WildPointeServiceRightsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WildPointeServiceRightsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WildPointeServiceRightsMember_lbl1" xml:lang="en-US" id="pcyo_WildPointeServiceRightsMember_lbl1">Wild Pointe Service Rights [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WildPointeServiceRightsMember" xlink:to="pcyo_WildPointeServiceRightsMember_lbl1" xlink:title="label: WildPointeServiceRightsMember to pcyo_WildPointeServiceRightsMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WildPointeServiceRightsMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WildPointeServiceRightsMember_lbl2" xml:lang="en-US" id="pcyo_WildPointeServiceRightsMember_lbl2">Wild Pointe Service Rights [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WildPointeServiceRightsMember" xlink:to="pcyo_WildPointeServiceRightsMember_lbl2" xlink:title="label: WildPointeServiceRightsMember to pcyo_WildPointeServiceRightsMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_SkyRanchWaterRightsAndOtherCostsMember" xlink:label="SkyRanchWaterRightsAndOtherCostsMember" xlink:title="SkyRanchWaterRightsAndOtherCostsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl" xml:lang="en-US" id="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl">Land zoned under master planned community along the I-70 corridor east of Denver, Colorado which includes rights to water and oil and gas mineral rights and has been zoned for residential, commercial and retail uses and cost associated with the development of lots.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SkyRanchWaterRightsAndOtherCostsMember" xlink:to="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl" xlink:title="label: SkyRanchWaterRightsAndOtherCostsMember to pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl1" xml:lang="en-US" id="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl1">Sky Ranch Water Rights And Other Costs [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SkyRanchWaterRightsAndOtherCostsMember" xlink:to="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl1" xlink:title="label: SkyRanchWaterRightsAndOtherCostsMember to pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl2" xml:lang="en-US" id="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl2">Sky Ranch Water Rights and Other Costs [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SkyRanchWaterRightsAndOtherCostsMember" xlink:to="pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl2" xlink:title="label: SkyRanchWaterRightsAndOtherCostsMember to pcyo_SkyRanchWaterRightsAndOtherCostsMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RangeviewWaterSystemMember" xlink:label="RangeviewWaterSystemMember" xlink:title="RangeviewWaterSystemMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewWaterSystemMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RangeviewWaterSystemMember_lbl" xml:lang="en-US" id="pcyo_RangeviewWaterSystemMember_lbl">Water system to extend water service to customers located on and off the Lowry Range.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewWaterSystemMember" xlink:to="pcyo_RangeviewWaterSystemMember_lbl" xlink:title="label: RangeviewWaterSystemMember to pcyo_RangeviewWaterSystemMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewWaterSystemMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RangeviewWaterSystemMember_lbl1" xml:lang="en-US" id="pcyo_RangeviewWaterSystemMember_lbl1">Rangeview Water System [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewWaterSystemMember" xlink:to="pcyo_RangeviewWaterSystemMember_lbl1" xlink:title="label: RangeviewWaterSystemMember to pcyo_RangeviewWaterSystemMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewWaterSystemMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RangeviewWaterSystemMember_lbl2" xml:lang="en-US" id="pcyo_RangeviewWaterSystemMember_lbl2">Rangeview Water System [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewWaterSystemMember" xlink:to="pcyo_RangeviewWaterSystemMember_lbl2" xlink:title="label: RangeviewWaterSystemMember to pcyo_RangeviewWaterSystemMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WaterSupplyOtherMember" xlink:label="WaterSupplyOtherMember" xlink:title="WaterSupplyOtherMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterSupplyOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WaterSupplyOtherMember_lbl" xml:lang="en-US" id="pcyo_WaterSupplyOtherMember_lbl">Assets combined with tributary surface water and groundwater rights along with certain storage rights located in different part of the country classified as other.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterSupplyOtherMember" xlink:to="pcyo_WaterSupplyOtherMember_lbl" xlink:title="label: WaterSupplyOtherMember to pcyo_WaterSupplyOtherMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterSupplyOtherMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WaterSupplyOtherMember_lbl1" xml:lang="en-US" id="pcyo_WaterSupplyOtherMember_lbl1">Water Supply - Other [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterSupplyOtherMember" xlink:to="pcyo_WaterSupplyOtherMember_lbl1" xlink:title="label: WaterSupplyOtherMember to pcyo_WaterSupplyOtherMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterSupplyOtherMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WaterSupplyOtherMember_lbl2" xml:lang="en-US" id="pcyo_WaterSupplyOtherMember_lbl2">Water Supply - Other [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterSupplyOtherMember" xlink:to="pcyo_WaterSupplyOtherMember_lbl2" xlink:title="label: WaterSupplyOtherMember to pcyo_WaterSupplyOtherMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ECCVWellsMember" xlink:label="ECCVWellsMember" xlink:title="ECCVWellsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_ECCVWellsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ECCVWellsMember_lbl" xml:lang="en-US" id="pcyo_ECCVWellsMember_lbl">Equipment used primarily for ECCV wells.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ECCVWellsMember" xlink:to="pcyo_ECCVWellsMember_lbl" xlink:title="label: ECCVWellsMember to pcyo_ECCVWellsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ECCVWellsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ECCVWellsMember_lbl1" xml:lang="en-US" id="pcyo_ECCVWellsMember_lbl1">ECCV Wells [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ECCVWellsMember" xlink:to="pcyo_ECCVWellsMember_lbl1" xlink:title="label: ECCVWellsMember to pcyo_ECCVWellsMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ECCVWellsMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ECCVWellsMember_lbl2" xml:lang="en-US" id="pcyo_ECCVWellsMember_lbl2">ECCV Wells [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ECCVWellsMember" xlink:to="pcyo_ECCVWellsMember_lbl2" xlink:title="label: ECCVWellsMember to pcyo_ECCVWellsMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_FairgroundsWaterAndWaterSystemMember" xlink:label="FairgroundsWaterAndWaterSystemMember" xlink:title="FairgroundsWaterAndWaterSystemMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_FairgroundsWaterAndWaterSystemMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_FairgroundsWaterAndWaterSystemMember_lbl" xml:lang="en-US" id="pcyo_FairgroundsWaterAndWaterSystemMember_lbl">Reserved ground water and water system to provide water services to the county for use at the Arapahoe County fairgrounds located in west of the Lowry Range.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairgroundsWaterAndWaterSystemMember" xlink:to="pcyo_FairgroundsWaterAndWaterSystemMember_lbl" xlink:title="label: FairgroundsWaterAndWaterSystemMember to pcyo_FairgroundsWaterAndWaterSystemMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_FairgroundsWaterAndWaterSystemMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_FairgroundsWaterAndWaterSystemMember_lbl1" xml:lang="en-US" id="pcyo_FairgroundsWaterAndWaterSystemMember_lbl1">Fairgrounds Water And Water System [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairgroundsWaterAndWaterSystemMember" xlink:to="pcyo_FairgroundsWaterAndWaterSystemMember_lbl1" xlink:title="label: FairgroundsWaterAndWaterSystemMember to pcyo_FairgroundsWaterAndWaterSystemMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_FairgroundsWaterAndWaterSystemMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_FairgroundsWaterAndWaterSystemMember_lbl2" xml:lang="en-US" id="pcyo_FairgroundsWaterAndWaterSystemMember_lbl2">Fairgrounds Water and Water System [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairgroundsWaterAndWaterSystemMember" xlink:to="pcyo_FairgroundsWaterAndWaterSystemMember_lbl2" xlink:title="label: FairgroundsWaterAndWaterSystemMember to pcyo_FairgroundsWaterAndWaterSystemMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember" xlink:label="RangeviewSkyRanchAndWiseWaterSystemsMember" xlink:title="RangeviewSkyRanchAndWiseWaterSystemsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl" xml:lang="en-US" id="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl">The Sky Ranch District is an operation Funding Agreement with one of the Sky Ranch Districts obligating the Company to advance funding to the Sky Ranch District for the operation and wise water system.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewSkyRanchAndWiseWaterSystemsMember" xlink:to="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl" xlink:title="label: RangeviewSkyRanchAndWiseWaterSystemsMember to pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl1" xml:lang="en-US" id="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl1">Rangeview Sky Ranch and Wise Water Systems [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewSkyRanchAndWiseWaterSystemsMember" xlink:to="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl1" xlink:title="label: RangeviewSkyRanchAndWiseWaterSystemsMember to pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl2" xml:lang="en-US" id="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl2">Rangeview, Sky Ranch and WISE Water Systems [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewSkyRanchAndWiseWaterSystemsMember" xlink:to="pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl2" xlink:title="label: RangeviewSkyRanchAndWiseWaterSystemsMember to pcyo_RangeviewSkyRanchAndWiseWaterSystemsMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_SurfaceWaterMember" xlink:label="SurfaceWaterMember" xlink:title="SurfaceWaterMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_SurfaceWaterMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_SurfaceWaterMember_lbl" xml:lang="en-US" id="pcyo_SurfaceWaterMember_lbl">Refers to top layer of a body of water.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SurfaceWaterMember" xlink:to="pcyo_SurfaceWaterMember_lbl" xlink:title="label: SurfaceWaterMember to pcyo_SurfaceWaterMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_SurfaceWaterMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_SurfaceWaterMember_lbl1" xml:lang="en-US" id="pcyo_SurfaceWaterMember_lbl1">Surface Water [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SurfaceWaterMember" xlink:to="pcyo_SurfaceWaterMember_lbl1" xlink:title="label: SurfaceWaterMember to pcyo_SurfaceWaterMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_SurfaceWaterMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_SurfaceWaterMember_lbl2" xml:lang="en-US" id="pcyo_SurfaceWaterMember_lbl2">Surface Water [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SurfaceWaterMember" xlink:to="pcyo_SurfaceWaterMember_lbl2" xlink:title="label: SurfaceWaterMember to pcyo_SurfaceWaterMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExportWaterMember" xlink:label="ExportWaterMember" xlink:title="ExportWaterMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ExportWaterMember_lbl" xml:lang="en-US" id="pcyo_ExportWaterMember_lbl">The Company owns the Export Water and intends to use it to provide wholesale water and wastewater services to customers off the Lowry Range, including customers of the Rangeview District and other governmental entities and industrial and commercial customers.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterMember" xlink:to="pcyo_ExportWaterMember_lbl" xlink:title="label: ExportWaterMember to pcyo_ExportWaterMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExportWaterMember_lbl1" xml:lang="en-US" id="pcyo_ExportWaterMember_lbl1">Export Water [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterMember" xlink:to="pcyo_ExportWaterMember_lbl1" xlink:title="label: ExportWaterMember to pcyo_ExportWaterMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ExportWaterMember_lbl2" xml:lang="en-US" id="pcyo_ExportWaterMember_lbl2">Export Water [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterMember" xlink:to="pcyo_ExportWaterMember_lbl2" xlink:title="label: ExportWaterMember to pcyo_ExportWaterMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WisePartnershipMember" xlink:label="WisePartnershipMember" xlink:title="WisePartnershipMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_WisePartnershipMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WisePartnershipMember_lbl" xml:lang="en-US" id="pcyo_WisePartnershipMember_lbl">Partnership Agreement which provides right to purchase of certain infrastructure (i.e., pipelines, water storage facilities, water treatment facilities, and other appurtenant facilities) to deliver water.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WisePartnershipMember" xlink:to="pcyo_WisePartnershipMember_lbl" xlink:title="label: WisePartnershipMember to pcyo_WisePartnershipMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WisePartnershipMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WisePartnershipMember_lbl1" xml:lang="en-US" id="pcyo_WisePartnershipMember_lbl1">WISE Partnership [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WisePartnershipMember" xlink:to="pcyo_WisePartnershipMember_lbl1" xlink:title="label: WisePartnershipMember to pcyo_WisePartnershipMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WisePartnershipMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WisePartnershipMember_lbl2" xml:lang="en-US" id="pcyo_WisePartnershipMember_lbl2">WISE Partnership [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WisePartnershipMember" xlink:to="pcyo_WisePartnershipMember_lbl2" xlink:title="label: WisePartnershipMember to pcyo_WisePartnershipMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RangeviewDistrictMember" xlink:label="RangeviewDistrictMember" xlink:title="RangeviewDistrictMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewDistrictMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RangeviewDistrictMember_lbl" xml:lang="en-US" id="pcyo_RangeviewDistrictMember_lbl">The Rangeview District is a quasi-municipal corporation and political subdivision of Colorado formed in 1986 for the purpose of providing water and wastewater service to the Lowry Range and other approved areas.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewDistrictMember" xlink:to="pcyo_RangeviewDistrictMember_lbl" xlink:title="label: RangeviewDistrictMember to pcyo_RangeviewDistrictMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewDistrictMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RangeviewDistrictMember_lbl1" xml:lang="en-US" id="pcyo_RangeviewDistrictMember_lbl1">Rangeview District [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewDistrictMember" xlink:to="pcyo_RangeviewDistrictMember_lbl1" xlink:title="label: RangeviewDistrictMember to pcyo_RangeviewDistrictMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewDistrictMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="pcyo_RangeviewDistrictMember_lbl2" xml:lang="en-US" id="pcyo_RangeviewDistrictMember_lbl2">Rangeview District [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewDistrictMember" xlink:to="pcyo_RangeviewDistrictMember_lbl2" xlink:title="label: RangeviewDistrictMember to pcyo_RangeviewDistrictMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RangeviewWaterAgreementsMember" xlink:label="RangeviewWaterAgreementsMember" xlink:title="RangeviewWaterAgreementsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewWaterAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RangeviewWaterAgreementsMember_lbl" xml:lang="en-US" id="pcyo_RangeviewWaterAgreementsMember_lbl">Assets combined with tributary surface water and groundwater rights along with certain storage rights located in Lowry range and amended and restated lease agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewWaterAgreementsMember" xlink:to="pcyo_RangeviewWaterAgreementsMember_lbl" xlink:title="label: RangeviewWaterAgreementsMember to pcyo_RangeviewWaterAgreementsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewWaterAgreementsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RangeviewWaterAgreementsMember_lbl1" xml:lang="en-US" id="pcyo_RangeviewWaterAgreementsMember_lbl1">Rangeview Water Agreements [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewWaterAgreementsMember" xlink:to="pcyo_RangeviewWaterAgreementsMember_lbl1" xlink:title="label: RangeviewWaterAgreementsMember to pcyo_RangeviewWaterAgreementsMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewWaterAgreementsMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RangeviewWaterAgreementsMember_lbl2" xml:lang="en-US" id="pcyo_RangeviewWaterAgreementsMember_lbl2">Rangeview Water Agreements [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewWaterAgreementsMember" xlink:to="pcyo_RangeviewWaterAgreementsMember_lbl2" xlink:title="label: RangeviewWaterAgreementsMember to pcyo_RangeviewWaterAgreementsMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_GroundWaterMember" xlink:label="GroundWaterMember" xlink:title="GroundWaterMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_GroundWaterMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_GroundWaterMember_lbl" xml:lang="en-US" id="pcyo_GroundWaterMember_lbl">Ground water is the water found underground in the cracks and spaces in soil, sand and rock.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GroundWaterMember" xlink:to="pcyo_GroundWaterMember_lbl" xlink:title="label: GroundWaterMember to pcyo_GroundWaterMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_GroundWaterMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_GroundWaterMember_lbl1" xml:lang="en-US" id="pcyo_GroundWaterMember_lbl1">Ground Water [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GroundWaterMember" xlink:to="pcyo_GroundWaterMember_lbl1" xlink:title="label: GroundWaterMember to pcyo_GroundWaterMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_GroundWaterMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_GroundWaterMember_lbl2" xml:lang="en-US" id="pcyo_GroundWaterMember_lbl2">Ground Water [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GroundWaterMember" xlink:to="pcyo_GroundWaterMember_lbl2" xlink:title="label: GroundWaterMember to pcyo_GroundWaterMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_SouthMetroWiseAuthorityMember" xlink:label="SouthMetroWiseAuthorityMember" xlink:title="SouthMetroWiseAuthorityMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_SouthMetroWiseAuthorityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_SouthMetroWiseAuthorityMember_lbl" xml:lang="en-US" id="pcyo_SouthMetroWiseAuthorityMember_lbl">Formed by Rangeview and nine other governmental or quasi-governmental water providers pursuant to the South Metro WISE Authority Formation and Organizational Intergovernmental Agreement, dated December 31, 2013 (the "SM IGA"), to enable the members of SMWA to participate in the regional water supply project known as the Water Infrastructure Supply Efficiency partnership ("WISE") created by the WISE Partnership Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SouthMetroWiseAuthorityMember" xlink:to="pcyo_SouthMetroWiseAuthorityMember_lbl" xlink:title="label: SouthMetroWiseAuthorityMember to pcyo_SouthMetroWiseAuthorityMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_SouthMetroWiseAuthorityMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_SouthMetroWiseAuthorityMember_lbl1" xml:lang="en-US" id="pcyo_SouthMetroWiseAuthorityMember_lbl1">South Metro Wise Authority [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SouthMetroWiseAuthorityMember" xlink:to="pcyo_SouthMetroWiseAuthorityMember_lbl1" xlink:title="label: SouthMetroWiseAuthorityMember to pcyo_SouthMetroWiseAuthorityMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_SouthMetroWiseAuthorityMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_SouthMetroWiseAuthorityMember_lbl2" xml:lang="en-US" id="pcyo_SouthMetroWiseAuthorityMember_lbl2">SMWA [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SouthMetroWiseAuthorityMember" xlink:to="pcyo_SouthMetroWiseAuthorityMember_lbl2" xlink:title="label: SouthMetroWiseAuthorityMember to pcyo_SouthMetroWiseAuthorityMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LowryRangeMember" xlink:label="LowryRangeMember" xlink:title="LowryRangeMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_LowryRangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_LowryRangeMember_lbl" xml:lang="en-US" id="pcyo_LowryRangeMember_lbl">Assets combined with tributary surface water and groundwater rights along with certain storage rights located in Lowry Range.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LowryRangeMember" xlink:to="pcyo_LowryRangeMember_lbl" xlink:title="label: LowryRangeMember to pcyo_LowryRangeMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_LowryRangeMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LowryRangeMember_lbl1" xml:lang="en-US" id="pcyo_LowryRangeMember_lbl1">Lowry Range [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LowryRangeMember" xlink:to="pcyo_LowryRangeMember_lbl1" xlink:title="label: LowryRangeMember to pcyo_LowryRangeMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WaterSupplyAndWaterSystemAbstract" xlink:label="WaterSupplyAndWaterSystemAbstract" xlink:title="WaterSupplyAndWaterSystemAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterSupplyAndWaterSystemAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WaterSupplyAndWaterSystemAbstract_lbl1" xml:lang="en-US" id="pcyo_WaterSupplyAndWaterSystemAbstract_lbl1">Water Supply and Water System [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterSupplyAndWaterSystemAbstract" xlink:to="pcyo_WaterSupplyAndWaterSystemAbstract_lbl1" xlink:title="label: WaterSupplyAndWaterSystemAbstract to pcyo_WaterSupplyAndWaterSystemAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterSupplyAndWaterSystemAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WaterSupplyAndWaterSystemAbstract_lbl2" xml:lang="en-US" id="pcyo_WaterSupplyAndWaterSystemAbstract_lbl2">Rangeview Water Supply and Water System [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterSupplyAndWaterSystemAbstract" xlink:to="pcyo_WaterSupplyAndWaterSystemAbstract_lbl2" xlink:title="label: WaterSupplyAndWaterSystemAbstract to pcyo_WaterSupplyAndWaterSystemAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_AggregateGrossVolumeOfWater" xlink:label="AggregateGrossVolumeOfWater" xlink:title="AggregateGrossVolumeOfWater" />
    <link:label xlink:type="resource" xlink:label="pcyo_AggregateGrossVolumeOfWater_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_AggregateGrossVolumeOfWater_lbl" xml:lang="en-US" id="pcyo_AggregateGrossVolumeOfWater_lbl">The aggregate amount of gross volume water.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AggregateGrossVolumeOfWater" xlink:to="pcyo_AggregateGrossVolumeOfWater_lbl" xlink:title="label: AggregateGrossVolumeOfWater to pcyo_AggregateGrossVolumeOfWater_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_AggregateGrossVolumeOfWater_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_AggregateGrossVolumeOfWater_lbl1" xml:lang="en-US" id="pcyo_AggregateGrossVolumeOfWater_lbl1">Aggregate Gross Volume of Water</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AggregateGrossVolumeOfWater" xlink:to="pcyo_AggregateGrossVolumeOfWater_lbl1" xlink:title="label: AggregateGrossVolumeOfWater to pcyo_AggregateGrossVolumeOfWater_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_AggregateGrossVolumeOfWater_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_AggregateGrossVolumeOfWater_lbl2" xml:lang="en-US" id="pcyo_AggregateGrossVolumeOfWater_lbl2">Aggregate gross volume</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AggregateGrossVolumeOfWater" xlink:to="pcyo_AggregateGrossVolumeOfWater_lbl2" xlink:title="label: AggregateGrossVolumeOfWater to pcyo_AggregateGrossVolumeOfWater_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RoyaltyOnTapFeesPercentage" xlink:label="RoyaltyOnTapFeesPercentage" xlink:title="RoyaltyOnTapFeesPercentage" />
    <link:label xlink:type="resource" xlink:label="pcyo_RoyaltyOnTapFeesPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RoyaltyOnTapFeesPercentage_lbl" xml:lang="en-US" id="pcyo_RoyaltyOnTapFeesPercentage_lbl">The percentage of royalty on tap fees during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyOnTapFeesPercentage" xlink:to="pcyo_RoyaltyOnTapFeesPercentage_lbl" xlink:title="label: RoyaltyOnTapFeesPercentage to pcyo_RoyaltyOnTapFeesPercentage_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RoyaltyOnTapFeesPercentage_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RoyaltyOnTapFeesPercentage_lbl1" xml:lang="en-US" id="pcyo_RoyaltyOnTapFeesPercentage_lbl1">Royalty on Tap Fees Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyOnTapFeesPercentage" xlink:to="pcyo_RoyaltyOnTapFeesPercentage_lbl1" xlink:title="label: RoyaltyOnTapFeesPercentage to pcyo_RoyaltyOnTapFeesPercentage_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RoyaltyOnTapFeesPercentage_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RoyaltyOnTapFeesPercentage_lbl2" xml:lang="en-US" id="pcyo_RoyaltyOnTapFeesPercentage_lbl2">Royalty on tap fees percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyOnTapFeesPercentage" xlink:to="pcyo_RoyaltyOnTapFeesPercentage_lbl2" xlink:title="label: RoyaltyOnTapFeesPercentage to pcyo_RoyaltyOnTapFeesPercentage_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_AdditionalVolumeOfWater" xlink:label="AdditionalVolumeOfWater" xlink:title="AdditionalVolumeOfWater" />
    <link:label xlink:type="resource" xlink:label="pcyo_AdditionalVolumeOfWater_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_AdditionalVolumeOfWater_lbl" xml:lang="en-US" id="pcyo_AdditionalVolumeOfWater_lbl">The additionally right, assuming completion of the substitution of groundwater for surface water, the Company has the exclusive right to provide water and wastewater service.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalVolumeOfWater" xlink:to="pcyo_AdditionalVolumeOfWater_lbl" xlink:title="label: AdditionalVolumeOfWater to pcyo_AdditionalVolumeOfWater_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_AdditionalVolumeOfWater_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_AdditionalVolumeOfWater_lbl1" xml:lang="en-US" id="pcyo_AdditionalVolumeOfWater_lbl1">Additional Volume of Water</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalVolumeOfWater" xlink:to="pcyo_AdditionalVolumeOfWater_lbl1" xlink:title="label: AdditionalVolumeOfWater to pcyo_AdditionalVolumeOfWater_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_AdditionalVolumeOfWater_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_AdditionalVolumeOfWater_lbl2" xml:lang="en-US" id="pcyo_AdditionalVolumeOfWater_lbl2">Additional volume of water</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalVolumeOfWater" xlink:to="pcyo_AdditionalVolumeOfWater_lbl2" xlink:title="label: AdditionalVolumeOfWater to pcyo_AdditionalVolumeOfWater_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RoyaltyPercentageOfGrossRevenues" xlink:label="RoyaltyPercentageOfGrossRevenues" xlink:title="RoyaltyPercentageOfGrossRevenues" />
    <link:label xlink:type="resource" xlink:label="pcyo_RoyaltyPercentageOfGrossRevenues_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RoyaltyPercentageOfGrossRevenues_lbl" xml:lang="en-US" id="pcyo_RoyaltyPercentageOfGrossRevenues_lbl">Royalty as a percentage of gross revenues from the sale or disposition of water during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyPercentageOfGrossRevenues" xlink:to="pcyo_RoyaltyPercentageOfGrossRevenues_lbl" xlink:title="label: RoyaltyPercentageOfGrossRevenues to pcyo_RoyaltyPercentageOfGrossRevenues_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RoyaltyPercentageOfGrossRevenues_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RoyaltyPercentageOfGrossRevenues_lbl1" xml:lang="en-US" id="pcyo_RoyaltyPercentageOfGrossRevenues_lbl1">Royalty Percentage of gross revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyPercentageOfGrossRevenues" xlink:to="pcyo_RoyaltyPercentageOfGrossRevenues_lbl1" xlink:title="label: RoyaltyPercentageOfGrossRevenues to pcyo_RoyaltyPercentageOfGrossRevenues_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RoyaltyPercentageOfGrossRevenues_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RoyaltyPercentageOfGrossRevenues_lbl2" xml:lang="en-US" id="pcyo_RoyaltyPercentageOfGrossRevenues_lbl2">Royalty as a percentage of gross revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyPercentageOfGrossRevenues" xlink:to="pcyo_RoyaltyPercentageOfGrossRevenues_lbl2" xlink:title="label: RoyaltyPercentageOfGrossRevenues to pcyo_RoyaltyPercentageOfGrossRevenues_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders" xlink:label="NumberOfMunicipalWaterAndWastewaterServiceProviders" xlink:title="NumberOfMunicipalWaterAndWastewaterServiceProviders" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl" xml:lang="en-US" id="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl">Number of surrounding municipal water and wastewater service providers used as a benchmark for rates and charges.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfMunicipalWaterAndWastewaterServiceProviders" xlink:to="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl" xlink:title="label: NumberOfMunicipalWaterAndWastewaterServiceProviders to pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl1" xml:lang="en-US" id="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl1">Number of Municipal Water and Wastewater Service Providers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfMunicipalWaterAndWastewaterServiceProviders" xlink:to="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl1" xlink:title="label: NumberOfMunicipalWaterAndWastewaterServiceProviders to pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl2" xml:lang="en-US" id="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl2">Number of surrounding municipal water and wastewater service providers used as a benchmark for rates and charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfMunicipalWaterAndWastewaterServiceProviders" xlink:to="pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl2" xlink:title="label: NumberOfMunicipalWaterAndWastewaterServiceProviders to pcyo_NumberOfMunicipalWaterAndWastewaterServiceProviders_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PercentageOfWastewaterTapFees" xlink:label="PercentageOfWastewaterTapFees" xlink:title="PercentageOfWastewaterTapFees" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfWastewaterTapFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PercentageOfWastewaterTapFees_lbl" xml:lang="en-US" id="pcyo_PercentageOfWastewaterTapFees_lbl">The percentage of wastewater tap fees recognized as income during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfWastewaterTapFees" xlink:to="pcyo_PercentageOfWastewaterTapFees_lbl" xlink:title="label: PercentageOfWastewaterTapFees to pcyo_PercentageOfWastewaterTapFees_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfWastewaterTapFees_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PercentageOfWastewaterTapFees_lbl1" xml:lang="en-US" id="pcyo_PercentageOfWastewaterTapFees_lbl1">Percentage of Wastewater Tap Fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfWastewaterTapFees" xlink:to="pcyo_PercentageOfWastewaterTapFees_lbl1" xlink:title="label: PercentageOfWastewaterTapFees to pcyo_PercentageOfWastewaterTapFees_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfWastewaterTapFees_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_PercentageOfWastewaterTapFees_lbl2" xml:lang="en-US" id="pcyo_PercentageOfWastewaterTapFees_lbl2">Percentage of wastewater tap fees recognized as income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfWastewaterTapFees" xlink:to="pcyo_PercentageOfWastewaterTapFees_lbl2" xlink:title="label: PercentageOfWastewaterTapFees to pcyo_PercentageOfWastewaterTapFees_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PercentageOfRemainingGrossRevenueRetained" xlink:label="PercentageOfRemainingGrossRevenueRetained" xlink:title="PercentageOfRemainingGrossRevenueRetained" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl" xml:lang="en-US" id="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl">The percentage of remaining gross revenues after the Land Board royalty.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfRemainingGrossRevenueRetained" xlink:to="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl" xlink:title="label: PercentageOfRemainingGrossRevenueRetained to pcyo_PercentageOfRemainingGrossRevenueRetained_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl1" xml:lang="en-US" id="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl1">Percentage of Remaining Gross Revenue Retained</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfRemainingGrossRevenueRetained" xlink:to="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl1" xlink:title="label: PercentageOfRemainingGrossRevenueRetained to pcyo_PercentageOfRemainingGrossRevenueRetained_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl2" xml:lang="en-US" id="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl2">Percentage of remaining gross revenue retained</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfRemainingGrossRevenueRetained" xlink:to="pcyo_PercentageOfRemainingGrossRevenueRetained_lbl2" xlink:title="label: PercentageOfRemainingGrossRevenueRetained to pcyo_PercentageOfRemainingGrossRevenueRetained_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfMembersToDeliverWater" xlink:label="NumberOfMembersToDeliverWater" xlink:title="NumberOfMembersToDeliverWater" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfMembersToDeliverWater_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfMembersToDeliverWater_lbl" xml:lang="en-US" id="pcyo_NumberOfMembersToDeliverWater_lbl">The number of members to deliver water of the SMWA, Denver Water and Aurora Water.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfMembersToDeliverWater" xlink:to="pcyo_NumberOfMembersToDeliverWater_lbl" xlink:title="label: NumberOfMembersToDeliverWater to pcyo_NumberOfMembersToDeliverWater_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfMembersToDeliverWater_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfMembersToDeliverWater_lbl1" xml:lang="en-US" id="pcyo_NumberOfMembersToDeliverWater_lbl1">Number of Members to Deliver Water</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfMembersToDeliverWater" xlink:to="pcyo_NumberOfMembersToDeliverWater_lbl1" xlink:title="label: NumberOfMembersToDeliverWater to pcyo_NumberOfMembersToDeliverWater_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfMembersToDeliverWater_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfMembersToDeliverWater_lbl2" xml:lang="en-US" id="pcyo_NumberOfMembersToDeliverWater_lbl2">Number of members</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfMembersToDeliverWater" xlink:to="pcyo_NumberOfMembersToDeliverWater_lbl2" xlink:title="label: NumberOfMembersToDeliverWater to pcyo_NumberOfMembersToDeliverWater_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PercentageOfWastewaterUsageFees" xlink:label="PercentageOfWastewaterUsageFees" xlink:title="PercentageOfWastewaterUsageFees" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfWastewaterUsageFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PercentageOfWastewaterUsageFees_lbl" xml:lang="en-US" id="pcyo_PercentageOfWastewaterUsageFees_lbl">The percentage of wastewater usage fees recognized as income during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfWastewaterUsageFees" xlink:to="pcyo_PercentageOfWastewaterUsageFees_lbl" xlink:title="label: PercentageOfWastewaterUsageFees to pcyo_PercentageOfWastewaterUsageFees_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfWastewaterUsageFees_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PercentageOfWastewaterUsageFees_lbl1" xml:lang="en-US" id="pcyo_PercentageOfWastewaterUsageFees_lbl1">Percentage of Wastewater Usage Fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfWastewaterUsageFees" xlink:to="pcyo_PercentageOfWastewaterUsageFees_lbl1" xlink:title="label: PercentageOfWastewaterUsageFees to pcyo_PercentageOfWastewaterUsageFees_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfWastewaterUsageFees_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_PercentageOfWastewaterUsageFees_lbl2" xml:lang="en-US" id="pcyo_PercentageOfWastewaterUsageFees_lbl2">Percentage of wastewater usage fees recognized as income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfWastewaterUsageFees" xlink:to="pcyo_PercentageOfWastewaterUsageFees_lbl2" xlink:title="label: PercentageOfWastewaterUsageFees to pcyo_PercentageOfWastewaterUsageFees_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_VolumeOfWater" xlink:label="VolumeOfWater" xlink:title="VolumeOfWater" />
    <link:label xlink:type="resource" xlink:label="pcyo_VolumeOfWater_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_VolumeOfWater_lbl" xml:lang="en-US" id="pcyo_VolumeOfWater_lbl">The volume of surface water and groundwater rights, along with certain storage rights.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VolumeOfWater" xlink:to="pcyo_VolumeOfWater_lbl" xlink:title="label: VolumeOfWater to pcyo_VolumeOfWater_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_VolumeOfWater_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_VolumeOfWater_lbl1" xml:lang="en-US" id="pcyo_VolumeOfWater_lbl1">Volume of Water</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VolumeOfWater" xlink:to="pcyo_VolumeOfWater_lbl1" xlink:title="label: VolumeOfWater to pcyo_VolumeOfWater_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_VolumeOfWater_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_VolumeOfWater_lbl2" xml:lang="en-US" id="pcyo_VolumeOfWater_lbl2">Volume of water</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VolumeOfWater" xlink:to="pcyo_VolumeOfWater_lbl2" xlink:title="label: VolumeOfWater to pcyo_VolumeOfWater_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_FairgroundsWaterAndWaterSystemAbstract" xlink:label="FairgroundsWaterAndWaterSystemAbstract" xlink:title="FairgroundsWaterAndWaterSystemAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_FairgroundsWaterAndWaterSystemAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_FairgroundsWaterAndWaterSystemAbstract_lbl1" xml:lang="en-US" id="pcyo_FairgroundsWaterAndWaterSystemAbstract_lbl1">Fairgrounds Water and Water System [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairgroundsWaterAndWaterSystemAbstract" xlink:to="pcyo_FairgroundsWaterAndWaterSystemAbstract_lbl1" xlink:title="label: FairgroundsWaterAndWaterSystemAbstract to pcyo_FairgroundsWaterAndWaterSystemAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_FairgroundsWaterAndWaterSystemAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_FairgroundsWaterAndWaterSystemAbstract_lbl2" xml:lang="en-US" id="pcyo_FairgroundsWaterAndWaterSystemAbstract_lbl2">The Arapahoe County Fairgrounds Water and Water System [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairgroundsWaterAndWaterSystemAbstract" xlink:to="pcyo_FairgroundsWaterAndWaterSystemAbstract_lbl2" xlink:title="label: FairgroundsWaterAndWaterSystemAbstract to pcyo_FairgroundsWaterAndWaterSystemAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CapacityOfWaterTank" xlink:label="CapacityOfWaterTank" xlink:title="CapacityOfWaterTank" />
    <link:label xlink:type="resource" xlink:label="pcyo_CapacityOfWaterTank_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_CapacityOfWaterTank_lbl" xml:lang="en-US" id="pcyo_CapacityOfWaterTank_lbl">The capacity of the water tank.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapacityOfWaterTank" xlink:to="pcyo_CapacityOfWaterTank_lbl" xlink:title="label: CapacityOfWaterTank to pcyo_CapacityOfWaterTank_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_CapacityOfWaterTank_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CapacityOfWaterTank_lbl1" xml:lang="en-US" id="pcyo_CapacityOfWaterTank_lbl1">Capacity of Water Tank</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapacityOfWaterTank" xlink:to="pcyo_CapacityOfWaterTank_lbl1" xlink:title="label: CapacityOfWaterTank to pcyo_CapacityOfWaterTank_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_CapacityOfWaterTank_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_CapacityOfWaterTank_lbl2" xml:lang="en-US" id="pcyo_CapacityOfWaterTank_lbl2">Capacity of water tank</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapacityOfWaterTank" xlink:to="pcyo_CapacityOfWaterTank_lbl2" xlink:title="label: CapacityOfWaterTank to pcyo_CapacityOfWaterTank_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ServiceToCustomersAbstract" xlink:label="ServiceToCustomersAbstract" xlink:title="ServiceToCustomersAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_ServiceToCustomersAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ServiceToCustomersAbstract_lbl1" xml:lang="en-US" id="pcyo_ServiceToCustomersAbstract_lbl1">Service to Customers [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceToCustomersAbstract" xlink:to="pcyo_ServiceToCustomersAbstract_lbl1" xlink:title="label: ServiceToCustomersAbstract to pcyo_ServiceToCustomersAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ServiceToCustomersAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ServiceToCustomersAbstract_lbl2" xml:lang="en-US" id="pcyo_ServiceToCustomersAbstract_lbl2">Service to Customers Not on the Lowry Range [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceToCustomersAbstract" xlink:to="pcyo_ServiceToCustomersAbstract_lbl2" xlink:title="label: ServiceToCustomersAbstract to pcyo_ServiceToCustomersAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_DirectCostAndFeesForPurchaseOfLandAndWater" xlink:label="DirectCostAndFeesForPurchaseOfLandAndWater" xlink:title="DirectCostAndFeesForPurchaseOfLandAndWater" />
    <link:label xlink:type="resource" xlink:label="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl" xml:lang="en-US" id="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl">The amount of direct cost and fees incurred for the purchase of land and water during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DirectCostAndFeesForPurchaseOfLandAndWater" xlink:to="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl" xlink:title="label: DirectCostAndFeesForPurchaseOfLandAndWater to pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl1" xml:lang="en-US" id="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl1">Direct Cost and Fees for Purchase of Land and Water</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DirectCostAndFeesForPurchaseOfLandAndWater" xlink:to="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl1" xlink:title="label: DirectCostAndFeesForPurchaseOfLandAndWater to pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl2" xml:lang="en-US" id="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl2">Direct cost and fees for purchase of land and water</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DirectCostAndFeesForPurchaseOfLandAndWater" xlink:to="pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl2" xlink:title="label: DirectCostAndFeesForPurchaseOfLandAndWater to pcyo_DirectCostAndFeesForPurchaseOfLandAndWater_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_OilAndGasLeasePaymentsAbstract" xlink:label="OilAndGasLeasePaymentsAbstract" xlink:title="OilAndGasLeasePaymentsAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_OilAndGasLeasePaymentsAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_OilAndGasLeasePaymentsAbstract_lbl1" xml:lang="en-US" id="pcyo_OilAndGasLeasePaymentsAbstract_lbl1">Oil and Gas Lease Payments [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OilAndGasLeasePaymentsAbstract" xlink:to="pcyo_OilAndGasLeasePaymentsAbstract_lbl1" xlink:title="label: OilAndGasLeasePaymentsAbstract to pcyo_OilAndGasLeasePaymentsAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_OilAndGasLeasePaymentsAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_OilAndGasLeasePaymentsAbstract_lbl2" xml:lang="en-US" id="pcyo_OilAndGasLeasePaymentsAbstract_lbl2">Oil and Gas Lease Payments [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OilAndGasLeasePaymentsAbstract" xlink:to="pcyo_OilAndGasLeasePaymentsAbstract_lbl2" xlink:title="label: OilAndGasLeasePaymentsAbstract to pcyo_OilAndGasLeasePaymentsAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_DeferredRevenueRevenueRecognizedTerm" xlink:label="DeferredRevenueRevenueRecognizedTerm" xlink:title="DeferredRevenueRevenueRecognizedTerm" />
    <link:label xlink:type="resource" xlink:label="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl" xml:lang="en-US" id="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl">Period for recognize revenue which reported as deferred or unearned revenue.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueRevenueRecognizedTerm" xlink:to="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl" xlink:title="label: DeferredRevenueRevenueRecognizedTerm to pcyo_DeferredRevenueRevenueRecognizedTerm_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl1" xml:lang="en-US" id="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl1">Deferred Revenue, Revenue Recognized Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueRevenueRecognizedTerm" xlink:to="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl1" xlink:title="label: DeferredRevenueRevenueRecognizedTerm to pcyo_DeferredRevenueRevenueRecognizedTerm_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl2" xml:lang="en-US" id="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl2">Term period of lease</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueRevenueRecognizedTerm" xlink:to="pcyo_DeferredRevenueRevenueRecognizedTerm_lbl2" xlink:title="label: DeferredRevenueRevenueRecognizedTerm to pcyo_DeferredRevenueRevenueRecognizedTerm_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_AnadarkoEPCompanyLPMember" xlink:label="AnadarkoEPCompanyLPMember" xlink:title="AnadarkoEPCompanyLPMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_AnadarkoEPCompanyLPMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_AnadarkoEPCompanyLPMember_lbl" xml:lang="en-US" id="pcyo_AnadarkoEPCompanyLPMember_lbl">The entity leasing the oil &amp; gas property.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AnadarkoEPCompanyLPMember" xlink:to="pcyo_AnadarkoEPCompanyLPMember_lbl" xlink:title="label: AnadarkoEPCompanyLPMember to pcyo_AnadarkoEPCompanyLPMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_AnadarkoEPCompanyLPMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_AnadarkoEPCompanyLPMember_lbl1" xml:lang="en-US" id="pcyo_AnadarkoEPCompanyLPMember_lbl1">Anadarko E&amp;P Company, L.P [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AnadarkoEPCompanyLPMember" xlink:to="pcyo_AnadarkoEPCompanyLPMember_lbl1" xlink:title="label: AnadarkoEPCompanyLPMember to pcyo_AnadarkoEPCompanyLPMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_BisonOilAndGasLlpMember" xlink:label="BisonOilAndGasLlpMember" xlink:title="BisonOilAndGasLlpMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_BisonOilAndGasLlpMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_BisonOilAndGasLlpMember_lbl" xml:lang="en-US" id="pcyo_BisonOilAndGasLlpMember_lbl">The entity leasing the oil &amp; gas property.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BisonOilAndGasLlpMember" xlink:to="pcyo_BisonOilAndGasLlpMember_lbl" xlink:title="label: BisonOilAndGasLlpMember to pcyo_BisonOilAndGasLlpMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_BisonOilAndGasLlpMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_BisonOilAndGasLlpMember_lbl1" xml:lang="en-US" id="pcyo_BisonOilAndGasLlpMember_lbl1">Bison Oil and Gas LLP [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BisonOilAndGasLlpMember" xlink:to="pcyo_BisonOilAndGasLlpMember_lbl1" xlink:title="label: BisonOilAndGasLlpMember to pcyo_BisonOilAndGasLlpMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_BisonOilAndGasLlpMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="pcyo_BisonOilAndGasLlpMember_lbl2" xml:lang="en-US" id="pcyo_BisonOilAndGasLlpMember_lbl2">Bison Oil and Gas, LLP [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BisonOilAndGasLlpMember" xlink:to="pcyo_BisonOilAndGasLlpMember_lbl2" xlink:title="label: BisonOilAndGasLlpMember to pcyo_BisonOilAndGasLlpMember_lbl2" />
    <link:label xlink:type="resource" xlink:label="pcyo_BisonOilAndGasLlpMember_lbl3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_BisonOilAndGasLlpMember_lbl3" xml:lang="en-US" id="pcyo_BisonOilAndGasLlpMember_lbl3">Bison Lease [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BisonOilAndGasLlpMember" xlink:to="pcyo_BisonOilAndGasLlpMember_lbl3" xlink:title="label: BisonOilAndGasLlpMember to pcyo_BisonOilAndGasLlpMember_lbl3" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LengthOfPipeline" xlink:label="LengthOfPipeline" xlink:title="LengthOfPipeline" />
    <link:label xlink:type="resource" xlink:label="pcyo_LengthOfPipeline_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_LengthOfPipeline_lbl" xml:lang="en-US" id="pcyo_LengthOfPipeline_lbl">The proposed length of the pipeline to be constructed to extend service to customers.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LengthOfPipeline" xlink:to="pcyo_LengthOfPipeline_lbl" xlink:title="label: LengthOfPipeline to pcyo_LengthOfPipeline_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_LengthOfPipeline_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LengthOfPipeline_lbl1" xml:lang="en-US" id="pcyo_LengthOfPipeline_lbl1">Length of Pipeline</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LengthOfPipeline" xlink:to="pcyo_LengthOfPipeline_lbl1" xlink:title="label: LengthOfPipeline to pcyo_LengthOfPipeline_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_LengthOfPipeline_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_LengthOfPipeline_lbl2" xml:lang="en-US" id="pcyo_LengthOfPipeline_lbl2">Length of pipeline</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LengthOfPipeline" xlink:to="pcyo_LengthOfPipeline_lbl2" xlink:title="label: LengthOfPipeline to pcyo_LengthOfPipeline_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfSingleFamilyEquivalentWaterConnections" xlink:label="NumberOfSingleFamilyEquivalentWaterConnections" xlink:title="NumberOfSingleFamilyEquivalentWaterConnections" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl" xml:lang="en-US" id="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl">The number of single family equivalent water connections for which Elbert 86 District's water system currently provides water service.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfSingleFamilyEquivalentWaterConnections" xlink:to="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl" xlink:title="label: NumberOfSingleFamilyEquivalentWaterConnections to pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl1" xml:lang="en-US" id="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl1">Number of Single Family Equivalent Water Connections</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfSingleFamilyEquivalentWaterConnections" xlink:to="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl1" xlink:title="label: NumberOfSingleFamilyEquivalentWaterConnections to pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl2" xml:lang="en-US" id="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl2">Number of single family equivalent water connections</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfSingleFamilyEquivalentWaterConnections" xlink:to="pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl2" xlink:title="label: NumberOfSingleFamilyEquivalentWaterConnections to pcyo_NumberOfSingleFamilyEquivalentWaterConnections_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ArkansasRiverValleyLandMember" xlink:label="ArkansasRiverValleyLandMember" xlink:title="ArkansasRiverValleyLandMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_ArkansasRiverValleyLandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ArkansasRiverValleyLandMember_lbl" xml:lang="en-US" id="pcyo_ArkansasRiverValleyLandMember_lbl">The acquired farms land were in order to correct dry-up covenant issues related to water only farms and currently leased all three farms for dry land grazing.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ArkansasRiverValleyLandMember" xlink:to="pcyo_ArkansasRiverValleyLandMember_lbl" xlink:title="label: ArkansasRiverValleyLandMember to pcyo_ArkansasRiverValleyLandMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ArkansasRiverValleyLandMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ArkansasRiverValleyLandMember_lbl1" xml:lang="en-US" id="pcyo_ArkansasRiverValleyLandMember_lbl1">Arkansas River Valley Land [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ArkansasRiverValleyLandMember" xlink:to="pcyo_ArkansasRiverValleyLandMember_lbl1" xlink:title="label: ArkansasRiverValleyLandMember to pcyo_ArkansasRiverValleyLandMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ArkansasRiverValleyLandMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ArkansasRiverValleyLandMember_lbl2" xml:lang="en-US" id="pcyo_ArkansasRiverValleyLandMember_lbl2">Arkansas River Land [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ArkansasRiverValleyLandMember" xlink:to="pcyo_ArkansasRiverValleyLandMember_lbl2" xlink:title="label: ArkansasRiverValleyLandMember to pcyo_ArkansasRiverValleyLandMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_SkyRanchMember" xlink:label="SkyRanchMember" xlink:title="SkyRanchMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_SkyRanchMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_SkyRanchMember_lbl" xml:lang="en-US" id="pcyo_SkyRanchMember_lbl">Quasi-municipal corporations and political subdivisions of Colorado formed for the purpose of providing service to the Company's Sky Ranch property.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SkyRanchMember" xlink:to="pcyo_SkyRanchMember_lbl" xlink:title="label: SkyRanchMember to pcyo_SkyRanchMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_SkyRanchMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_SkyRanchMember_lbl1" xml:lang="en-US" id="pcyo_SkyRanchMember_lbl1">Sky Ranch [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SkyRanchMember" xlink:to="pcyo_SkyRanchMember_lbl1" xlink:title="label: SkyRanchMember to pcyo_SkyRanchMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_SkyRanchMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_SkyRanchMember_lbl2" xml:lang="en-US" id="pcyo_SkyRanchMember_lbl2">Sky Ranch [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SkyRanchMember" xlink:to="pcyo_SkyRanchMember_lbl2" xlink:title="label: SkyRanchMember to pcyo_SkyRanchMember_lbl2" />
    <link:label xlink:type="resource" xlink:label="pcyo_SkyRanchMember_lbl3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="pcyo_SkyRanchMember_lbl3" xml:lang="en-US" id="pcyo_SkyRanchMember_lbl3">Sky Ranch District [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SkyRanchMember" xlink:to="pcyo_SkyRanchMember_lbl3" xlink:title="label: SkyRanchMember to pcyo_SkyRanchMember_lbl3" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LandAndMineralInterestsAbstract" xlink:label="LandAndMineralInterestsAbstract" xlink:title="LandAndMineralInterestsAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandAndMineralInterestsAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LandAndMineralInterestsAbstract_lbl1" xml:lang="en-US" id="pcyo_LandAndMineralInterestsAbstract_lbl1">Land and Mineral Interests [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandAndMineralInterestsAbstract" xlink:to="pcyo_LandAndMineralInterestsAbstract_lbl1" xlink:title="label: LandAndMineralInterestsAbstract to pcyo_LandAndMineralInterestsAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandAndMineralInterestsAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_LandAndMineralInterestsAbstract_lbl2" xml:lang="en-US" id="pcyo_LandAndMineralInterestsAbstract_lbl2">Land and Mineral Interests [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandAndMineralInterestsAbstract" xlink:to="pcyo_LandAndMineralInterestsAbstract_lbl2" xlink:title="label: LandAndMineralInterestsAbstract to pcyo_LandAndMineralInterestsAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfPlattedLotsSold" xlink:label="NumberOfPlattedLotsSold" xlink:title="NumberOfPlattedLotsSold" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfPlattedLotsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfPlattedLotsSold_lbl" xml:lang="en-US" id="pcyo_NumberOfPlattedLotsSold_lbl">Number of platted lots sold during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPlattedLotsSold" xlink:to="pcyo_NumberOfPlattedLotsSold_lbl" xlink:title="label: NumberOfPlattedLotsSold to pcyo_NumberOfPlattedLotsSold_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfPlattedLotsSold_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfPlattedLotsSold_lbl1" xml:lang="en-US" id="pcyo_NumberOfPlattedLotsSold_lbl1">Number of Platted Lots Sold</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPlattedLotsSold" xlink:to="pcyo_NumberOfPlattedLotsSold_lbl1" xlink:title="label: NumberOfPlattedLotsSold to pcyo_NumberOfPlattedLotsSold_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfPlattedLotsSold_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfPlattedLotsSold_lbl2" xml:lang="en-US" id="pcyo_NumberOfPlattedLotsSold_lbl2">Number of platted lots sold</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPlattedLotsSold" xlink:to="pcyo_NumberOfPlattedLotsSold_lbl2" xlink:title="label: NumberOfPlattedLotsSold to pcyo_NumberOfPlattedLotsSold_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock" xlink:label="ScheduleOfLandAndMineralInterestCostsTextBlock" xlink:title="ScheduleOfLandAndMineralInterestCostsTextBlock" />
    <link:label xlink:type="resource" xlink:label="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl" xml:lang="en-US" id="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl">Tabular disclosure of land and mineral interest approximate costs.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfLandAndMineralInterestCostsTextBlock" xlink:to="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl" xlink:title="label: ScheduleOfLandAndMineralInterestCostsTextBlock to pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl1" xml:lang="en-US" id="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl1">Schedule of Land and Mineral Interest Costs [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfLandAndMineralInterestCostsTextBlock" xlink:to="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl1" xlink:title="label: ScheduleOfLandAndMineralInterestCostsTextBlock to pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl2" xml:lang="en-US" id="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl2">Land and Mineral Interest Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfLandAndMineralInterestCostsTextBlock" xlink:to="pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl2" xlink:title="label: ScheduleOfLandAndMineralInterestCostsTextBlock to pcyo_ScheduleOfLandAndMineralInterestCostsTextBlock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_DepletionDepreciationAndAmortizationTableTextBlock" xlink:label="DepletionDepreciationAndAmortizationTableTextBlock" xlink:title="DepletionDepreciationAndAmortizationTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl" xml:lang="en-US" id="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl">Tabular disclosure of depreciation, depletion and amortization expenses incurred.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepletionDepreciationAndAmortizationTableTextBlock" xlink:to="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl" xlink:title="label: DepletionDepreciationAndAmortizationTableTextBlock to pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl1" xml:lang="en-US" id="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl1">Depletion Depreciation And Amortization [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepletionDepreciationAndAmortizationTableTextBlock" xlink:to="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl1" xlink:title="label: DepletionDepreciationAndAmortizationTableTextBlock to pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl2" xml:lang="en-US" id="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl2">Depletion and Depreciation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepletionDepreciationAndAmortizationTableTextBlock" xlink:to="pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl2" xlink:title="label: DepletionDepreciationAndAmortizationTableTextBlock to pcyo_DepletionDepreciationAndAmortizationTableTextBlock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ParticipatingInterestsLiability" xlink:label="ParticipatingInterestsLiability" xlink:title="ParticipatingInterestsLiability" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ParticipatingInterestsLiability_lbl" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiability_lbl">Participating interests liability as of the balance sheet date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiability" xlink:to="pcyo_ParticipatingInterestsLiability_lbl" xlink:title="label: ParticipatingInterestsLiability to pcyo_ParticipatingInterestsLiability_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiability_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ParticipatingInterestsLiability_lbl1" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiability_lbl1">Participating Interests Liability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiability" xlink:to="pcyo_ParticipatingInterestsLiability_lbl1" xlink:title="label: ParticipatingInterestsLiability to pcyo_ParticipatingInterestsLiability_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiability_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ParticipatingInterestsLiability_lbl2" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiability_lbl2">Participating Interests in Export Water Supply</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiability" xlink:to="pcyo_ParticipatingInterestsLiability_lbl2" xlink:title="label: ParticipatingInterestsLiability to pcyo_ParticipatingInterestsLiability_lbl2" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiability_lbl3" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="pcyo_ParticipatingInterestsLiability_lbl3" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiability_lbl3">Balance at end of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiability" xlink:to="pcyo_ParticipatingInterestsLiability_lbl3" xlink:title="label: ParticipatingInterestsLiability to pcyo_ParticipatingInterestsLiability_lbl3" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiability_lbl4" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="pcyo_ParticipatingInterestsLiability_lbl4" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiability_lbl4">Balance at beginning of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiability" xlink:to="pcyo_ParticipatingInterestsLiability_lbl4" xlink:title="label: ParticipatingInterestsLiability to pcyo_ParticipatingInterestsLiability_lbl4" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PreferredStockAbstract" xlink:label="PreferredStockAbstract" xlink:title="PreferredStockAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_PreferredStockAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PreferredStockAbstract_lbl1" xml:lang="en-US" id="pcyo_PreferredStockAbstract_lbl1">Preferred Stock [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockAbstract" xlink:to="pcyo_PreferredStockAbstract_lbl1" xlink:title="label: PreferredStockAbstract to pcyo_PreferredStockAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PreferredStockAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_PreferredStockAbstract_lbl2" xml:lang="en-US" id="pcyo_PreferredStockAbstract_lbl2">Preferred stock:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockAbstract" xlink:to="pcyo_PreferredStockAbstract_lbl2" xlink:title="label: PreferredStockAbstract to pcyo_PreferredStockAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CommonStockAbstract" xlink:label="CommonStockAbstract" xlink:title="CommonStockAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_CommonStockAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CommonStockAbstract_lbl1" xml:lang="en-US" id="pcyo_CommonStockAbstract_lbl1">Common Stock [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAbstract" xlink:to="pcyo_CommonStockAbstract_lbl1" xlink:title="label: CommonStockAbstract to pcyo_CommonStockAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_CommonStockAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_CommonStockAbstract_lbl2" xml:lang="en-US" id="pcyo_CommonStockAbstract_lbl2">Common stock:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAbstract" xlink:to="pcyo_CommonStockAbstract_lbl2" xlink:title="label: CommonStockAbstract to pcyo_CommonStockAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember" xlink:label="WhollyOwnedSubsidiaryOfConocoPhillipsMember" xlink:title="WhollyOwnedSubsidiaryOfConocoPhillipsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl" xml:lang="en-US" id="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl">The entity leasing the oil &amp; gas property.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WhollyOwnedSubsidiaryOfConocoPhillipsMember" xlink:to="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl" xlink:title="label: WhollyOwnedSubsidiaryOfConocoPhillipsMember to pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl1" xml:lang="en-US" id="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl1">Wholly-owned Subsidiary of ConocoPhillips [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WhollyOwnedSubsidiaryOfConocoPhillipsMember" xlink:to="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl1" xlink:title="label: WhollyOwnedSubsidiaryOfConocoPhillipsMember to pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl2" xml:lang="en-US" id="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl2">Wholly-owned Subsidiary of ConocoPhillips [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WhollyOwnedSubsidiaryOfConocoPhillipsMember" xlink:to="pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl2" xlink:title="label: WhollyOwnedSubsidiaryOfConocoPhillipsMember to pcyo_WhollyOwnedSubsidiaryOfConocoPhillipsMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract" xlink:label="CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract" xlink:title="CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract_lbl1" xml:lang="en-US" id="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract_lbl1">Capitalized Costs of Water and Wastewater Systems and Depletion and Depreciation of Water Assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract" xlink:to="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract_lbl1" xlink:title="label: CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract to pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PaymentsToAcquireWaterWaterSystemsAndLand" xlink:label="PaymentsToAcquireWaterWaterSystemsAndLand" xlink:title="PaymentsToAcquireWaterWaterSystemsAndLand" />
    <link:label xlink:type="resource" xlink:label="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl" xml:lang="en-US" id="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl">The cash outflow associated with the purchase of water, water systems and land.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireWaterWaterSystemsAndLand" xlink:to="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl" xlink:title="label: PaymentsToAcquireWaterWaterSystemsAndLand to pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl1" xml:lang="en-US" id="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl1">Payments to Acquire Water, Water Systems and Land</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireWaterWaterSystemsAndLand" xlink:to="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl1" xlink:title="label: PaymentsToAcquireWaterWaterSystemsAndLand to pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl2" xml:lang="en-US" id="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl2">Investments in water, water systems and land</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireWaterWaterSystemsAndLand" xlink:to="pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl2" xlink:title="label: PaymentsToAcquireWaterWaterSystemsAndLand to pcyo_PaymentsToAcquireWaterWaterSystemsAndLand_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_IncreaseDecreaseInDeferredRevenueLeases" xlink:label="IncreaseDecreaseInDeferredRevenueLeases" xlink:title="IncreaseDecreaseInDeferredRevenueLeases" />
    <link:label xlink:type="resource" xlink:label="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl" xml:lang="en-US" id="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl">The increase (decrease) during the reporting period in the obligation created by deferred revenue leases.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredRevenueLeases" xlink:to="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl" xlink:title="label: IncreaseDecreaseInDeferredRevenueLeases to pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl1" xml:lang="en-US" id="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl1">Increase (Decrease) in Deferred Revenue, Leases</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredRevenueLeases" xlink:to="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl1" xlink:title="label: IncreaseDecreaseInDeferredRevenueLeases to pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl2" xml:lang="en-US" id="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl2">Deferred income - oil and gas lease</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredRevenueLeases" xlink:to="pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl2" xlink:title="label: IncreaseDecreaseInDeferredRevenueLeases to pcyo_IncreaseDecreaseInDeferredRevenueLeases_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RetirementOfCollateralStock" xlink:label="RetirementOfCollateralStock" xlink:title="RetirementOfCollateralStock" />
    <link:label xlink:type="resource" xlink:label="pcyo_RetirementOfCollateralStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RetirementOfCollateralStock_lbl" xml:lang="en-US" id="pcyo_RetirementOfCollateralStock_lbl">Value of stock that has been retired during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetirementOfCollateralStock" xlink:to="pcyo_RetirementOfCollateralStock_lbl" xlink:title="label: RetirementOfCollateralStock to pcyo_RetirementOfCollateralStock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RetirementOfCollateralStock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RetirementOfCollateralStock_lbl1" xml:lang="en-US" id="pcyo_RetirementOfCollateralStock_lbl1">Retirement of Collateral Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetirementOfCollateralStock" xlink:to="pcyo_RetirementOfCollateralStock_lbl1" xlink:title="label: RetirementOfCollateralStock to pcyo_RetirementOfCollateralStock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RetirementOfCollateralStock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RetirementOfCollateralStock_lbl2" xml:lang="en-US" id="pcyo_RetirementOfCollateralStock_lbl2">Retirement of collateral stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetirementOfCollateralStock" xlink:to="pcyo_RetirementOfCollateralStock_lbl2" xlink:title="label: RetirementOfCollateralStock to pcyo_RetirementOfCollateralStock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_InterestIncomeAndOtherNonCashItems" xlink:label="InterestIncomeAndOtherNonCashItems" xlink:title="InterestIncomeAndOtherNonCashItems" />
    <link:label xlink:type="resource" xlink:label="pcyo_InterestIncomeAndOtherNonCashItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_InterestIncomeAndOtherNonCashItems_lbl" xml:lang="en-US" id="pcyo_InterestIncomeAndOtherNonCashItems_lbl">The amount of interest income and other non-cash income recognized during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestIncomeAndOtherNonCashItems" xlink:to="pcyo_InterestIncomeAndOtherNonCashItems_lbl" xlink:title="label: InterestIncomeAndOtherNonCashItems to pcyo_InterestIncomeAndOtherNonCashItems_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_InterestIncomeAndOtherNonCashItems_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_InterestIncomeAndOtherNonCashItems_lbl1" xml:lang="en-US" id="pcyo_InterestIncomeAndOtherNonCashItems_lbl1">Interest Income and Other Non-Cash Items</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestIncomeAndOtherNonCashItems" xlink:to="pcyo_InterestIncomeAndOtherNonCashItems_lbl1" xlink:title="label: InterestIncomeAndOtherNonCashItems to pcyo_InterestIncomeAndOtherNonCashItems_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_InterestIncomeAndOtherNonCashItems_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_InterestIncomeAndOtherNonCashItems_lbl2" xml:lang="en-US" id="pcyo_InterestIncomeAndOtherNonCashItems_lbl2">Interest income and other non-cash items</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestIncomeAndOtherNonCashItems" xlink:to="pcyo_InterestIncomeAndOtherNonCashItems_lbl2" xlink:title="label: InterestIncomeAndOtherNonCashItems to pcyo_InterestIncomeAndOtherNonCashItems_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PaymentsToContingentLiabilityHolders" xlink:label="PaymentsToContingentLiabilityHolders" xlink:title="PaymentsToContingentLiabilityHolders" />
    <link:label xlink:type="resource" xlink:label="pcyo_PaymentsToContingentLiabilityHolders_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PaymentsToContingentLiabilityHolders_lbl" xml:lang="en-US" id="pcyo_PaymentsToContingentLiabilityHolders_lbl">Amount of cash outflow for the payment of export water contingent liability holders during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToContingentLiabilityHolders" xlink:to="pcyo_PaymentsToContingentLiabilityHolders_lbl" xlink:title="label: PaymentsToContingentLiabilityHolders to pcyo_PaymentsToContingentLiabilityHolders_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PaymentsToContingentLiabilityHolders_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PaymentsToContingentLiabilityHolders_lbl1" xml:lang="en-US" id="pcyo_PaymentsToContingentLiabilityHolders_lbl1">Payments to Contingent Liability Holders</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToContingentLiabilityHolders" xlink:to="pcyo_PaymentsToContingentLiabilityHolders_lbl1" xlink:title="label: PaymentsToContingentLiabilityHolders to pcyo_PaymentsToContingentLiabilityHolders_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PaymentsToContingentLiabilityHolders_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_PaymentsToContingentLiabilityHolders_lbl2" xml:lang="en-US" id="pcyo_PaymentsToContingentLiabilityHolders_lbl2">Payment to contingent liability holders</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToContingentLiabilityHolders" xlink:to="pcyo_PaymentsToContingentLiabilityHolders_lbl2" xlink:title="label: PaymentsToContingentLiabilityHolders to pcyo_PaymentsToContingentLiabilityHolders_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_TransferOfPrepaidAssetToOtherAsset" xlink:label="TransferOfPrepaidAssetToOtherAsset" xlink:title="TransferOfPrepaidAssetToOtherAsset" />
    <link:label xlink:type="resource" xlink:label="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl" xml:lang="en-US" id="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl">Value of prepaid assets transferred to other assets in noncash transactions.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransferOfPrepaidAssetToOtherAsset" xlink:to="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl" xlink:title="label: TransferOfPrepaidAssetToOtherAsset to pcyo_TransferOfPrepaidAssetToOtherAsset_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl1" xml:lang="en-US" id="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl1">Transfer Of Prepaid Asset To Other Asset</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransferOfPrepaidAssetToOtherAsset" xlink:to="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl1" xlink:title="label: TransferOfPrepaidAssetToOtherAsset to pcyo_TransferOfPrepaidAssetToOtherAsset_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl2" xml:lang="en-US" id="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl2">Transfer of prepaid asset to other asset</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransferOfPrepaidAssetToOtherAsset" xlink:to="pcyo_TransferOfPrepaidAssetToOtherAsset_lbl2" xlink:title="label: TransferOfPrepaidAssetToOtherAsset to pcyo_TransferOfPrepaidAssetToOtherAsset_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_TransferOfLandAndMineralInterestToInventory" xlink:label="TransferOfLandAndMineralInterestToInventory" xlink:title="TransferOfLandAndMineralInterestToInventory" />
    <link:label xlink:type="resource" xlink:label="pcyo_TransferOfLandAndMineralInterestToInventory_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_TransferOfLandAndMineralInterestToInventory_lbl" xml:lang="en-US" id="pcyo_TransferOfLandAndMineralInterestToInventory_lbl">Value of land and mineral interest transferred to inventory in noncash transactions.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransferOfLandAndMineralInterestToInventory" xlink:to="pcyo_TransferOfLandAndMineralInterestToInventory_lbl" xlink:title="label: TransferOfLandAndMineralInterestToInventory to pcyo_TransferOfLandAndMineralInterestToInventory_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_TransferOfLandAndMineralInterestToInventory_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_TransferOfLandAndMineralInterestToInventory_lbl1" xml:lang="en-US" id="pcyo_TransferOfLandAndMineralInterestToInventory_lbl1">Transfer Of Land And Mineral Interest To Inventory</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransferOfLandAndMineralInterestToInventory" xlink:to="pcyo_TransferOfLandAndMineralInterestToInventory_lbl1" xlink:title="label: TransferOfLandAndMineralInterestToInventory to pcyo_TransferOfLandAndMineralInterestToInventory_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_TransferOfLandAndMineralInterestToInventory_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_TransferOfLandAndMineralInterestToInventory_lbl2" xml:lang="en-US" id="pcyo_TransferOfLandAndMineralInterestToInventory_lbl2">Transfer of land and development costs to inventory</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransferOfLandAndMineralInterestToInventory" xlink:to="pcyo_TransferOfLandAndMineralInterestToInventory_lbl2" xlink:title="label: TransferOfLandAndMineralInterestToInventory to pcyo_TransferOfLandAndMineralInterestToInventory_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LandAbstract" xlink:label="LandAbstract" xlink:title="LandAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LandAbstract_lbl1" xml:lang="en-US" id="pcyo_LandAbstract_lbl1">Land [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandAbstract" xlink:to="pcyo_LandAbstract_lbl1" xlink:title="label: LandAbstract to pcyo_LandAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfServiceAgreementsProjects" xlink:label="NumberOfServiceAgreementsProjects" xlink:title="NumberOfServiceAgreementsProjects" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfServiceAgreementsProjects_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfServiceAgreementsProjects_lbl" xml:lang="en-US" id="pcyo_NumberOfServiceAgreementsProjects_lbl">Number of service agreements for project management services.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfServiceAgreementsProjects" xlink:to="pcyo_NumberOfServiceAgreementsProjects_lbl" xlink:title="label: NumberOfServiceAgreementsProjects to pcyo_NumberOfServiceAgreementsProjects_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfServiceAgreementsProjects_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfServiceAgreementsProjects_lbl1" xml:lang="en-US" id="pcyo_NumberOfServiceAgreementsProjects_lbl1">Number of Service Agreements Projects</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfServiceAgreementsProjects" xlink:to="pcyo_NumberOfServiceAgreementsProjects_lbl1" xlink:title="label: NumberOfServiceAgreementsProjects to pcyo_NumberOfServiceAgreementsProjects_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfServiceAgreementsProjects_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfServiceAgreementsProjects_lbl2" xml:lang="en-US" id="pcyo_NumberOfServiceAgreementsProjects_lbl2">Number of service agreements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfServiceAgreementsProjects" xlink:to="pcyo_NumberOfServiceAgreementsProjects_lbl2" xlink:title="label: NumberOfServiceAgreementsProjects to pcyo_NumberOfServiceAgreementsProjects_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExpectedDeliveryPeriodForLotsSold" xlink:label="ExpectedDeliveryPeriodForLotsSold" xlink:title="ExpectedDeliveryPeriodForLotsSold" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl" xml:lang="en-US" id="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl">Expected delivery period for lots sold.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExpectedDeliveryPeriodForLotsSold" xlink:to="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl" xlink:title="label: ExpectedDeliveryPeriodForLotsSold to pcyo_ExpectedDeliveryPeriodForLotsSold_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl1" xml:lang="en-US" id="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl1">Expected delivery period for lots sold</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExpectedDeliveryPeriodForLotsSold" xlink:to="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl1" xlink:title="label: ExpectedDeliveryPeriodForLotsSold to pcyo_ExpectedDeliveryPeriodForLotsSold_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl2" xml:lang="en-US" id="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl2">Expected delivery period for lots sold</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExpectedDeliveryPeriodForLotsSold" xlink:to="pcyo_ExpectedDeliveryPeriodForLotsSold_lbl2" xlink:title="label: ExpectedDeliveryPeriodForLotsSold to pcyo_ExpectedDeliveryPeriodForLotsSold_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfHomeBuilders" xlink:label="NumberOfHomeBuilders" xlink:title="NumberOfHomeBuilders" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfHomeBuilders_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfHomeBuilders_lbl" xml:lang="en-US" id="pcyo_NumberOfHomeBuilders_lbl">Refers to number of home builders.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfHomeBuilders" xlink:to="pcyo_NumberOfHomeBuilders_lbl" xlink:title="label: NumberOfHomeBuilders to pcyo_NumberOfHomeBuilders_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfHomeBuilders_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfHomeBuilders_lbl1" xml:lang="en-US" id="pcyo_NumberOfHomeBuilders_lbl1">Number of Home Builders</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfHomeBuilders" xlink:to="pcyo_NumberOfHomeBuilders_lbl1" xlink:title="label: NumberOfHomeBuilders to pcyo_NumberOfHomeBuilders_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfHomeBuilders_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfHomeBuilders_lbl2" xml:lang="en-US" id="pcyo_NumberOfHomeBuilders_lbl2">Number of home builders</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfHomeBuilders" xlink:to="pcyo_NumberOfHomeBuilders_lbl2" xlink:title="label: NumberOfHomeBuilders to pcyo_NumberOfHomeBuilders_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ConsultingFeesMember" xlink:label="ConsultingFeesMember" xlink:title="ConsultingFeesMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_ConsultingFeesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ConsultingFeesMember_lbl" xml:lang="en-US" id="pcyo_ConsultingFeesMember_lbl">Consulting fees are fees receives, typically on a monthly basis, from municipalities and area water providers along the I-70 corridor, for contract operations services.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultingFeesMember" xlink:to="pcyo_ConsultingFeesMember_lbl" xlink:title="label: ConsultingFeesMember to pcyo_ConsultingFeesMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ConsultingFeesMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ConsultingFeesMember_lbl1" xml:lang="en-US" id="pcyo_ConsultingFeesMember_lbl1">Consulting Fees [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultingFeesMember" xlink:to="pcyo_ConsultingFeesMember_lbl1" xlink:title="label: ConsultingFeesMember to pcyo_ConsultingFeesMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_SpecialFacilityFundingRecognizedMember" xlink:label="SpecialFacilityFundingRecognizedMember" xlink:title="SpecialFacilityFundingRecognizedMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_SpecialFacilityFundingRecognizedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_SpecialFacilityFundingRecognizedMember_lbl" xml:lang="en-US" id="pcyo_SpecialFacilityFundingRecognizedMember_lbl">Special facility funding recognized based on usage.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SpecialFacilityFundingRecognizedMember" xlink:to="pcyo_SpecialFacilityFundingRecognizedMember_lbl" xlink:title="label: SpecialFacilityFundingRecognizedMember to pcyo_SpecialFacilityFundingRecognizedMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_SpecialFacilityFundingRecognizedMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_SpecialFacilityFundingRecognizedMember_lbl1" xml:lang="en-US" id="pcyo_SpecialFacilityFundingRecognizedMember_lbl1">Special Facility Funding Recognized [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SpecialFacilityFundingRecognizedMember" xlink:to="pcyo_SpecialFacilityFundingRecognizedMember_lbl1" xlink:title="label: SpecialFacilityFundingRecognizedMember to pcyo_SpecialFacilityFundingRecognizedMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_SpecialFacilityFundingRecognizedMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_SpecialFacilityFundingRecognizedMember_lbl2" xml:lang="en-US" id="pcyo_SpecialFacilityFundingRecognizedMember_lbl2">Special Facility Funding Recognized [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SpecialFacilityFundingRecognizedMember" xlink:to="pcyo_SpecialFacilityFundingRecognizedMember_lbl2" xlink:title="label: SpecialFacilityFundingRecognizedMember to pcyo_SpecialFacilityFundingRecognizedMember_lbl2" />
    <link:label xlink:type="resource" xlink:label="pcyo_SpecialFacilityFundingRecognizedMember_lbl3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="pcyo_SpecialFacilityFundingRecognizedMember_lbl3" xml:lang="en-US" id="pcyo_SpecialFacilityFundingRecognizedMember_lbl3">Special Facility Fee [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SpecialFacilityFundingRecognizedMember" xlink:to="pcyo_SpecialFacilityFundingRecognizedMember_lbl3" xlink:title="label: SpecialFacilityFundingRecognizedMember to pcyo_SpecialFacilityFundingRecognizedMember_lbl3" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ProjectManagementServicesMember" xlink:label="ProjectManagementServicesMember" xlink:title="ProjectManagementServicesMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_ProjectManagementServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ProjectManagementServicesMember_lbl" xml:lang="en-US" id="pcyo_ProjectManagementServicesMember_lbl">Revenue derived from project management services.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProjectManagementServicesMember" xlink:to="pcyo_ProjectManagementServicesMember_lbl" xlink:title="label: ProjectManagementServicesMember to pcyo_ProjectManagementServicesMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ProjectManagementServicesMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ProjectManagementServicesMember_lbl1" xml:lang="en-US" id="pcyo_ProjectManagementServicesMember_lbl1">Project Management Services [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProjectManagementServicesMember" xlink:to="pcyo_ProjectManagementServicesMember_lbl1" xlink:title="label: ProjectManagementServicesMember to pcyo_ProjectManagementServicesMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WaterTapAndConstructionFeeMember" xlink:label="WaterTapAndConstructionFeeMember" xlink:title="WaterTapAndConstructionFeeMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterTapAndConstructionFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WaterTapAndConstructionFeeMember_lbl" xml:lang="en-US" id="pcyo_WaterTapAndConstructionFeeMember_lbl">Revenue derived from water tap and construction fee.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterTapAndConstructionFeeMember" xlink:to="pcyo_WaterTapAndConstructionFeeMember_lbl" xlink:title="label: WaterTapAndConstructionFeeMember to pcyo_WaterTapAndConstructionFeeMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterTapAndConstructionFeeMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WaterTapAndConstructionFeeMember_lbl1" xml:lang="en-US" id="pcyo_WaterTapAndConstructionFeeMember_lbl1">Water Tap and Construction Fee [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterTapAndConstructionFeeMember" xlink:to="pcyo_WaterTapAndConstructionFeeMember_lbl1" xlink:title="label: WaterTapAndConstructionFeeMember to pcyo_WaterTapAndConstructionFeeMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterTapAndConstructionFeeMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WaterTapAndConstructionFeeMember_lbl2" xml:lang="en-US" id="pcyo_WaterTapAndConstructionFeeMember_lbl2">Water Tap and Construction Fee [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterTapAndConstructionFeeMember" xlink:to="pcyo_WaterTapAndConstructionFeeMember_lbl2" xlink:title="label: WaterTapAndConstructionFeeMember to pcyo_WaterTapAndConstructionFeeMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WastewaterTreatmentFeesMember" xlink:label="WastewaterTreatmentFeesMember" xlink:title="WastewaterTreatmentFeesMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_WastewaterTreatmentFeesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WastewaterTreatmentFeesMember_lbl" xml:lang="en-US" id="pcyo_WastewaterTreatmentFeesMember_lbl">Wastewater monthly treatment fees based on usage.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WastewaterTreatmentFeesMember" xlink:to="pcyo_WastewaterTreatmentFeesMember_lbl" xlink:title="label: WastewaterTreatmentFeesMember to pcyo_WastewaterTreatmentFeesMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WastewaterTreatmentFeesMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WastewaterTreatmentFeesMember_lbl1" xml:lang="en-US" id="pcyo_WastewaterTreatmentFeesMember_lbl1">Wastewater Treatment Fees [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WastewaterTreatmentFeesMember" xlink:to="pcyo_WastewaterTreatmentFeesMember_lbl1" xlink:title="label: WastewaterTreatmentFeesMember to pcyo_WastewaterTreatmentFeesMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WastewaterTreatmentFeesMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WastewaterTreatmentFeesMember_lbl2" xml:lang="en-US" id="pcyo_WastewaterTreatmentFeesMember_lbl2">Wastewater Treatment Fees [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WastewaterTreatmentFeesMember" xlink:to="pcyo_WastewaterTreatmentFeesMember_lbl2" xlink:title="label: WastewaterTreatmentFeesMember to pcyo_WastewaterTreatmentFeesMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WaterTapFeeMember" xlink:label="WaterTapFeeMember" xlink:title="WaterTapFeeMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterTapFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WaterTapFeeMember_lbl" xml:lang="en-US" id="pcyo_WaterTapFeeMember_lbl">Water tap fee constitutes a right to connect to the Company's wholesale water and wastewater systems through a service line to a residential or commercial building or property, and once granted, the customer may make a physical tap into the wholesale line(s) to connect its property for water and/or wastewater service.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterTapFeeMember" xlink:to="pcyo_WaterTapFeeMember_lbl" xlink:title="label: WaterTapFeeMember to pcyo_WaterTapFeeMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterTapFeeMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WaterTapFeeMember_lbl1" xml:lang="en-US" id="pcyo_WaterTapFeeMember_lbl1">Water Tap Fee [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterTapFeeMember" xlink:to="pcyo_WaterTapFeeMember_lbl1" xlink:title="label: WaterTapFeeMember to pcyo_WaterTapFeeMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterTapFeeMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="pcyo_WaterTapFeeMember_lbl2" xml:lang="en-US" id="pcyo_WaterTapFeeMember_lbl2">Water Tap Fees Recognized [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterTapFeeMember" xlink:to="pcyo_WaterTapFeeMember_lbl2" xlink:title="label: WaterTapFeeMember to pcyo_WaterTapFeeMember_lbl2" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterTapFeeMember_lbl3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WaterTapFeeMember_lbl3" xml:lang="en-US" id="pcyo_WaterTapFeeMember_lbl3">Water Tap Fee [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterTapFeeMember" xlink:to="pcyo_WaterTapFeeMember_lbl3" xlink:title="label: WaterTapFeeMember to pcyo_WaterTapFeeMember_lbl3" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LandDevelopmentActivitiesMember" xlink:label="LandDevelopmentActivitiesMember" xlink:title="LandDevelopmentActivitiesMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandDevelopmentActivitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_LandDevelopmentActivitiesMember_lbl" xml:lang="en-US" id="pcyo_LandDevelopmentActivitiesMember_lbl">Land development activities real estate held and assets that are an addition or improvement to real estate held.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandDevelopmentActivitiesMember" xlink:to="pcyo_LandDevelopmentActivitiesMember_lbl" xlink:title="label: LandDevelopmentActivitiesMember to pcyo_LandDevelopmentActivitiesMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandDevelopmentActivitiesMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LandDevelopmentActivitiesMember_lbl1" xml:lang="en-US" id="pcyo_LandDevelopmentActivitiesMember_lbl1">Land Development Activities [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandDevelopmentActivitiesMember" xlink:to="pcyo_LandDevelopmentActivitiesMember_lbl1" xlink:title="label: LandDevelopmentActivitiesMember to pcyo_LandDevelopmentActivitiesMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandDevelopmentActivitiesMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_LandDevelopmentActivitiesMember_lbl2" xml:lang="en-US" id="pcyo_LandDevelopmentActivitiesMember_lbl2">Land Development Activities [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandDevelopmentActivitiesMember" xlink:to="pcyo_LandDevelopmentActivitiesMember_lbl2" xlink:title="label: LandDevelopmentActivitiesMember to pcyo_LandDevelopmentActivitiesMember_lbl2" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandDevelopmentActivitiesMember_lbl3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="pcyo_LandDevelopmentActivitiesMember_lbl3" xml:lang="en-US" id="pcyo_LandDevelopmentActivitiesMember_lbl3">Land Development [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandDevelopmentActivitiesMember" xlink:to="pcyo_LandDevelopmentActivitiesMember_lbl3" xlink:title="label: LandDevelopmentActivitiesMember to pcyo_LandDevelopmentActivitiesMember_lbl3" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WholesaleWaterAndWastewaterSservicesMember" xlink:label="WholesaleWaterAndWastewaterSservicesMember" xlink:title="WholesaleWaterAndWastewaterSservicesMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl" xml:lang="en-US" id="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl">The wholesale water and wastewater services business includes selling water service to customers, which water is provided by the Company using water rights owned or controlled by the Company, and developing infrastructure to divert, treat and distribute that water and collect, treat and reuse wastewater.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WholesaleWaterAndWastewaterSservicesMember" xlink:to="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl" xlink:title="label: WholesaleWaterAndWastewaterSservicesMember to pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl1" xml:lang="en-US" id="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl1">Wholesale Water and Wastewater Services [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WholesaleWaterAndWastewaterSservicesMember" xlink:to="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl1" xlink:title="label: WholesaleWaterAndWastewaterSservicesMember to pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl2" xml:lang="en-US" id="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl2">Wholesale Water and Wastewater Services [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WholesaleWaterAndWastewaterSservicesMember" xlink:to="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl2" xlink:title="label: WholesaleWaterAndWastewaterSservicesMember to pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl2" />
    <link:label xlink:type="resource" xlink:label="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl3" xml:lang="en-US" id="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl3">Water and Wastewater Services [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WholesaleWaterAndWastewaterSservicesMember" xlink:to="pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl3" xlink:title="label: WholesaleWaterAndWastewaterSservicesMember to pcyo_WholesaleWaterAndWastewaterSservicesMember_lbl3" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WaterDeliveredToCustomers" xlink:label="WaterDeliveredToCustomers" xlink:title="WaterDeliveredToCustomers" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterDeliveredToCustomers_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WaterDeliveredToCustomers_lbl" xml:lang="en-US" id="pcyo_WaterDeliveredToCustomers_lbl">Water delivered to customers during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterDeliveredToCustomers" xlink:to="pcyo_WaterDeliveredToCustomers_lbl" xlink:title="label: WaterDeliveredToCustomers to pcyo_WaterDeliveredToCustomers_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterDeliveredToCustomers_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WaterDeliveredToCustomers_lbl1" xml:lang="en-US" id="pcyo_WaterDeliveredToCustomers_lbl1">Water delivered to customers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterDeliveredToCustomers" xlink:to="pcyo_WaterDeliveredToCustomers_lbl1" xlink:title="label: WaterDeliveredToCustomers to pcyo_WaterDeliveredToCustomers_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterDeliveredToCustomers_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WaterDeliveredToCustomers_lbl2" xml:lang="en-US" id="pcyo_WaterDeliveredToCustomers_lbl2">Water delivered to customers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterDeliveredToCustomers" xlink:to="pcyo_WaterDeliveredToCustomers_lbl2" xlink:title="label: WaterDeliveredToCustomers to pcyo_WaterDeliveredToCustomers_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ServiceLifeOfFacilitiesConstructed" xlink:label="ServiceLifeOfFacilitiesConstructed" xlink:title="ServiceLifeOfFacilitiesConstructed" />
    <link:label xlink:type="resource" xlink:label="pcyo_ServiceLifeOfFacilitiesConstructed_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ServiceLifeOfFacilitiesConstructed_lbl" xml:lang="en-US" id="pcyo_ServiceLifeOfFacilitiesConstructed_lbl">Estimated accounting service life of the facilities constructed, starting at completion of construction, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceLifeOfFacilitiesConstructed" xlink:to="pcyo_ServiceLifeOfFacilitiesConstructed_lbl" xlink:title="label: ServiceLifeOfFacilitiesConstructed to pcyo_ServiceLifeOfFacilitiesConstructed_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ServiceLifeOfFacilitiesConstructed_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ServiceLifeOfFacilitiesConstructed_lbl1" xml:lang="en-US" id="pcyo_ServiceLifeOfFacilitiesConstructed_lbl1">Service Life of Facilities Constructed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceLifeOfFacilitiesConstructed" xlink:to="pcyo_ServiceLifeOfFacilitiesConstructed_lbl1" xlink:title="label: ServiceLifeOfFacilitiesConstructed to pcyo_ServiceLifeOfFacilitiesConstructed_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ServiceLifeOfFacilitiesConstructed_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ServiceLifeOfFacilitiesConstructed_lbl2" xml:lang="en-US" id="pcyo_ServiceLifeOfFacilitiesConstructed_lbl2">Service life of facilities constructed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceLifeOfFacilitiesConstructed" xlink:to="pcyo_ServiceLifeOfFacilitiesConstructed_lbl2" xlink:title="label: ServiceLifeOfFacilitiesConstructed to pcyo_ServiceLifeOfFacilitiesConstructed_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_AssumedContributionOfWastewaterFlowsPerDay" xlink:label="AssumedContributionOfWastewaterFlowsPerDay" xlink:title="AssumedContributionOfWastewaterFlowsPerDay" />
    <link:label xlink:type="resource" xlink:label="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl" xml:lang="en-US" id="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl">Assumed contribution of wastewater flows for single family equivalent per day.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssumedContributionOfWastewaterFlowsPerDay" xlink:to="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl" xlink:title="label: AssumedContributionOfWastewaterFlowsPerDay to pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl1" xml:lang="en-US" id="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl1">Assumed Contribution of Wastewater Flows Per Day</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssumedContributionOfWastewaterFlowsPerDay" xlink:to="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl1" xlink:title="label: AssumedContributionOfWastewaterFlowsPerDay to pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl2" xml:lang="en-US" id="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl2">Assumed daily contribution of wastewater flows (in gallons per day)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssumedContributionOfWastewaterFlowsPerDay" xlink:to="pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl2" xlink:title="label: AssumedContributionOfWastewaterFlowsPerDay to pcyo_AssumedContributionOfWastewaterFlowsPerDay_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent" xlink:label="AssumedAnnualWaterDemandForSingleFamilyEquivalent" xlink:title="AssumedAnnualWaterDemandForSingleFamilyEquivalent" />
    <link:label xlink:type="resource" xlink:label="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl" xml:lang="en-US" id="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl">Assumed annual water demand per single family equivalent.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssumedAnnualWaterDemandForSingleFamilyEquivalent" xlink:to="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl" xlink:title="label: AssumedAnnualWaterDemandForSingleFamilyEquivalent to pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl1" xml:lang="en-US" id="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl1">Assumed Annual Water Demand for Single Family Equivalent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssumedAnnualWaterDemandForSingleFamilyEquivalent" xlink:to="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl1" xlink:title="label: AssumedAnnualWaterDemandForSingleFamilyEquivalent to pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl2" xml:lang="en-US" id="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl2">Assumed annual water demand (in acre feet)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssumedAnnualWaterDemandForSingleFamilyEquivalent" xlink:to="pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl2" xlink:title="label: AssumedAnnualWaterDemandForSingleFamilyEquivalent to pcyo_AssumedAnnualWaterDemandForSingleFamilyEquivalent_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfBusinessLines" xlink:label="NumberOfBusinessLines" xlink:title="NumberOfBusinessLines" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfBusinessLines_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfBusinessLines_lbl" xml:lang="en-US" id="pcyo_NumberOfBusinessLines_lbl">Number of business lines in operation by the entity.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfBusinessLines" xlink:to="pcyo_NumberOfBusinessLines_lbl" xlink:title="label: NumberOfBusinessLines to pcyo_NumberOfBusinessLines_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfBusinessLines_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfBusinessLines_lbl1" xml:lang="en-US" id="pcyo_NumberOfBusinessLines_lbl1">Number of Business Lines</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfBusinessLines" xlink:to="pcyo_NumberOfBusinessLines_lbl1" xlink:title="label: NumberOfBusinessLines to pcyo_NumberOfBusinessLines_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfBusinessLines_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfBusinessLines_lbl2" xml:lang="en-US" id="pcyo_NumberOfBusinessLines_lbl2">Number of business lines</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfBusinessLines" xlink:to="pcyo_NumberOfBusinessLines_lbl2" xlink:title="label: NumberOfBusinessLines to pcyo_NumberOfBusinessLines_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfRevenueSources" xlink:label="NumberOfRevenueSources" xlink:title="NumberOfRevenueSources" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfRevenueSources_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfRevenueSources_lbl" xml:lang="en-US" id="pcyo_NumberOfRevenueSources_lbl">Number of revenue sources from where company generates revenues.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfRevenueSources" xlink:to="pcyo_NumberOfRevenueSources_lbl" xlink:title="label: NumberOfRevenueSources to pcyo_NumberOfRevenueSources_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfRevenueSources_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfRevenueSources_lbl1" xml:lang="en-US" id="pcyo_NumberOfRevenueSources_lbl1">Number of Revenue Sources</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfRevenueSources" xlink:to="pcyo_NumberOfRevenueSources_lbl1" xlink:title="label: NumberOfRevenueSources to pcyo_NumberOfRevenueSources_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfRevenueSources_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfRevenueSources_lbl2" xml:lang="en-US" id="pcyo_NumberOfRevenueSources_lbl2">Number of revenue sources</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfRevenueSources" xlink:to="pcyo_NumberOfRevenueSources_lbl2" xlink:title="label: NumberOfRevenueSources to pcyo_NumberOfRevenueSources_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WastewaterTapsSoldDuringPeriod" xlink:label="WastewaterTapsSoldDuringPeriod" xlink:title="WastewaterTapsSoldDuringPeriod" />
    <link:label xlink:type="resource" xlink:label="pcyo_WastewaterTapsSoldDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WastewaterTapsSoldDuringPeriod_lbl" xml:lang="en-US" id="pcyo_WastewaterTapsSoldDuringPeriod_lbl">Value of waste water taps sold during period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WastewaterTapsSoldDuringPeriod" xlink:to="pcyo_WastewaterTapsSoldDuringPeriod_lbl" xlink:title="label: WastewaterTapsSoldDuringPeriod to pcyo_WastewaterTapsSoldDuringPeriod_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WastewaterTapsSoldDuringPeriod_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WastewaterTapsSoldDuringPeriod_lbl1" xml:lang="en-US" id="pcyo_WastewaterTapsSoldDuringPeriod_lbl1">Wastewater Taps Sold During Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WastewaterTapsSoldDuringPeriod" xlink:to="pcyo_WastewaterTapsSoldDuringPeriod_lbl1" xlink:title="label: WastewaterTapsSoldDuringPeriod to pcyo_WastewaterTapsSoldDuringPeriod_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WastewaterTapsSoldDuringPeriod_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WastewaterTapsSoldDuringPeriod_lbl2" xml:lang="en-US" id="pcyo_WastewaterTapsSoldDuringPeriod_lbl2">Wastewater taps sold during period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WastewaterTapsSoldDuringPeriod" xlink:to="pcyo_WastewaterTapsSoldDuringPeriod_lbl2" xlink:title="label: WastewaterTapsSoldDuringPeriod to pcyo_WastewaterTapsSoldDuringPeriod_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LotSalesMember" xlink:label="LotSalesMember" xlink:title="LotSalesMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_LotSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_LotSalesMember_lbl" xml:lang="en-US" id="pcyo_LotSalesMember_lbl">Revenue derived from lot sales.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LotSalesMember" xlink:to="pcyo_LotSalesMember_lbl" xlink:title="label: LotSalesMember to pcyo_LotSalesMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_LotSalesMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LotSalesMember_lbl1" xml:lang="en-US" id="pcyo_LotSalesMember_lbl1">Lot Sales [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LotSalesMember" xlink:to="pcyo_LotSalesMember_lbl1" xlink:title="label: LotSalesMember to pcyo_LotSalesMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_LotSalesMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_LotSalesMember_lbl2" xml:lang="en-US" id="pcyo_LotSalesMember_lbl2">Lot Sales [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LotSalesMember" xlink:to="pcyo_LotSalesMember_lbl2" xlink:title="label: LotSalesMember to pcyo_LotSalesMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract" xlink:label="NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract" xlink:title="NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract_lbl1" xml:lang="en-US" id="pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract_lbl1">Number of Assets or Liabilities Available in Fair Value Levels [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract" xlink:to="pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract_lbl1" xlink:title="label: NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract to pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract_lbl2" xml:lang="en-US" id="pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract_lbl2">Number of assets or liabilities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract" xlink:to="pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract_lbl2" xlink:title="label: NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract to pcyo_NumberOfAssetsOrLiabilitiesAvailableInFairValueLevelsAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LongTermInvestmentsMember" xlink:label="LongTermInvestmentsMember" xlink:title="LongTermInvestmentsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_LongTermInvestmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_LongTermInvestmentsMember_lbl" xml:lang="en-US" id="pcyo_LongTermInvestmentsMember_lbl">Investments which are not otherwise included in another category or item that the entity has the intent to sell or dispose of more than one year from the date of the balance sheet.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermInvestmentsMember" xlink:to="pcyo_LongTermInvestmentsMember_lbl" xlink:title="label: LongTermInvestmentsMember to pcyo_LongTermInvestmentsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_LongTermInvestmentsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LongTermInvestmentsMember_lbl1" xml:lang="en-US" id="pcyo_LongTermInvestmentsMember_lbl1">Long Term Investments [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermInvestmentsMember" xlink:to="pcyo_LongTermInvestmentsMember_lbl1" xlink:title="label: LongTermInvestmentsMember to pcyo_LongTermInvestmentsMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_LongTermInvestmentsMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_LongTermInvestmentsMember_lbl2" xml:lang="en-US" id="pcyo_LongTermInvestmentsMember_lbl2">Long-term Investments [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermInvestmentsMember" xlink:to="pcyo_LongTermInvestmentsMember_lbl2" xlink:title="label: LongTermInvestmentsMember to pcyo_LongTermInvestmentsMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfAssets" xlink:label="NumberOfAssets" xlink:title="NumberOfAssets" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfAssets_lbl" xml:lang="en-US" id="pcyo_NumberOfAssets_lbl">Number of assets available in each level of input.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfAssets" xlink:to="pcyo_NumberOfAssets_lbl" xlink:title="label: NumberOfAssets to pcyo_NumberOfAssets_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfAssets_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfAssets_lbl1" xml:lang="en-US" id="pcyo_NumberOfAssets_lbl1">Number of Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfAssets" xlink:to="pcyo_NumberOfAssets_lbl1" xlink:title="label: NumberOfAssets to pcyo_NumberOfAssets_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfAssets_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfAssets_lbl2" xml:lang="en-US" id="pcyo_NumberOfAssets_lbl2">Number of assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfAssets" xlink:to="pcyo_NumberOfAssets_lbl2" xlink:title="label: NumberOfAssets to pcyo_NumberOfAssets_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfLiabilities" xlink:label="NumberOfLiabilities" xlink:title="NumberOfLiabilities" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfLiabilities_lbl" xml:lang="en-US" id="pcyo_NumberOfLiabilities_lbl">Number of liabilities available in each level of input.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfLiabilities" xlink:to="pcyo_NumberOfLiabilities_lbl" xlink:title="label: NumberOfLiabilities to pcyo_NumberOfLiabilities_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfLiabilities_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfLiabilities_lbl1" xml:lang="en-US" id="pcyo_NumberOfLiabilities_lbl1">Number of Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfLiabilities" xlink:to="pcyo_NumberOfLiabilities_lbl1" xlink:title="label: NumberOfLiabilities to pcyo_NumberOfLiabilities_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfLiabilities_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfLiabilities_lbl2" xml:lang="en-US" id="pcyo_NumberOfLiabilities_lbl2">Number of liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfLiabilities" xlink:to="pcyo_NumberOfLiabilities_lbl2" xlink:title="label: NumberOfLiabilities to pcyo_NumberOfLiabilities_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_IncreaseDecreaseInDeferredTaxAsset" xlink:label="IncreaseDecreaseInDeferredTaxAsset" xlink:title="IncreaseDecreaseInDeferredTaxAsset" />
    <link:label xlink:type="resource" xlink:label="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl" xml:lang="en-US" id="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl">Amount of increase (decrease) in the deferred tax assets during period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredTaxAsset" xlink:to="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl" xlink:title="label: IncreaseDecreaseInDeferredTaxAsset to pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl1" xml:lang="en-US" id="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl1">Increase Decrease in Deferred Tax Asset</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredTaxAsset" xlink:to="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl1" xlink:title="label: IncreaseDecreaseInDeferredTaxAsset to pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl2" xml:lang="en-US" id="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl2">(Decrease) in deferred tax assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredTaxAsset" xlink:to="pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl2" xlink:title="label: IncreaseDecreaseInDeferredTaxAsset to pcyo_IncreaseDecreaseInDeferredTaxAsset_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfTapFeesSold" xlink:label="NumberOfTapFeesSold" xlink:title="NumberOfTapFeesSold" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfTapFeesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfTapFeesSold_lbl" xml:lang="en-US" id="pcyo_NumberOfTapFeesSold_lbl">Refers to number of tap fees sold during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfTapFeesSold" xlink:to="pcyo_NumberOfTapFeesSold_lbl" xlink:title="label: NumberOfTapFeesSold to pcyo_NumberOfTapFeesSold_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfTapFeesSold_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfTapFeesSold_lbl1" xml:lang="en-US" id="pcyo_NumberOfTapFeesSold_lbl1">Number of tap fees sold</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfTapFeesSold" xlink:to="pcyo_NumberOfTapFeesSold_lbl1" xlink:title="label: NumberOfTapFeesSold to pcyo_NumberOfTapFeesSold_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfTapFeesSold_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfTapFeesSold_lbl2" xml:lang="en-US" id="pcyo_NumberOfTapFeesSold_lbl2">Number of tap fees sold</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfTapFeesSold" xlink:to="pcyo_NumberOfTapFeesSold_lbl2" xlink:title="label: NumberOfTapFeesSold to pcyo_NumberOfTapFeesSold_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_DeferredRevenueFeeRecognizedPercentage" xlink:label="DeferredRevenueFeeRecognizedPercentage" xlink:title="DeferredRevenueFeeRecognizedPercentage" />
    <link:label xlink:type="resource" xlink:label="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl" xml:lang="en-US" id="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl">Element represents percentage of deferred revenue fee recognized for particular time period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueFeeRecognizedPercentage" xlink:to="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl" xlink:title="label: DeferredRevenueFeeRecognizedPercentage to pcyo_DeferredRevenueFeeRecognizedPercentage_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl1" xml:lang="en-US" id="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl1">Deferred revenue fee recognized, Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueFeeRecognizedPercentage" xlink:to="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl1" xlink:title="label: DeferredRevenueFeeRecognizedPercentage to pcyo_DeferredRevenueFeeRecognizedPercentage_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl2" xml:lang="en-US" id="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl2">Deferred revenue fee recognized, Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueFeeRecognizedPercentage" xlink:to="pcyo_DeferredRevenueFeeRecognizedPercentage_lbl2" xlink:title="label: DeferredRevenueFeeRecognizedPercentage to pcyo_DeferredRevenueFeeRecognizedPercentage_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_TradeAccountsReceivableAbstract" xlink:label="TradeAccountsReceivableAbstract" xlink:title="TradeAccountsReceivableAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_TradeAccountsReceivableAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_TradeAccountsReceivableAbstract_lbl1" xml:lang="en-US" id="pcyo_TradeAccountsReceivableAbstract_lbl1">Trade Accounts Receivable [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TradeAccountsReceivableAbstract" xlink:to="pcyo_TradeAccountsReceivableAbstract_lbl1" xlink:title="label: TradeAccountsReceivableAbstract to pcyo_TradeAccountsReceivableAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_DocumentAndEntityInformationAbstract" xlink:label="DocumentAndEntityInformationAbstract" xlink:title="DocumentAndEntityInformationAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_DocumentAndEntityInformationAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_DocumentAndEntityInformationAbstract_lbl1" xml:lang="en-US" id="pcyo_DocumentAndEntityInformationAbstract_lbl1">Document And Entity Information</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentAndEntityInformationAbstract" xlink:to="pcyo_DocumentAndEntityInformationAbstract_lbl1" xlink:title="label: DocumentAndEntityInformationAbstract to pcyo_DocumentAndEntityInformationAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract" xlink:label="DiscontinuedOperationAssetsHeldForSaleAbstract" xlink:title="DiscontinuedOperationAssetsHeldForSaleAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract_lbl1" xml:lang="en-US" id="pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract_lbl1">Discontinued Operation, Assets Held-for-Sale [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DiscontinuedOperationAssetsHeldForSaleAbstract" xlink:to="pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract_lbl1" xlink:title="label: DiscontinuedOperationAssetsHeldForSaleAbstract to pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract_lbl2" xml:lang="en-US" id="pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract_lbl2">Discontinued Operation, Assets Held-for-Sale [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DiscontinuedOperationAssetsHeldForSaleAbstract" xlink:to="pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract_lbl2" xlink:title="label: DiscontinuedOperationAssetsHeldForSaleAbstract to pcyo_DiscontinuedOperationAssetsHeldForSaleAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfFarmsPurchsed" xlink:label="NumberOfFarmsPurchsed" xlink:title="NumberOfFarmsPurchsed" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfFarmsPurchsed_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfFarmsPurchsed_lbl" xml:lang="en-US" id="pcyo_NumberOfFarmsPurchsed_lbl">Number of farms purchased by entity during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfFarmsPurchsed" xlink:to="pcyo_NumberOfFarmsPurchsed_lbl" xlink:title="label: NumberOfFarmsPurchsed to pcyo_NumberOfFarmsPurchsed_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfFarmsPurchsed_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfFarmsPurchsed_lbl1" xml:lang="en-US" id="pcyo_NumberOfFarmsPurchsed_lbl1">Number of Farms Purchase</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfFarmsPurchsed" xlink:to="pcyo_NumberOfFarmsPurchsed_lbl1" xlink:title="label: NumberOfFarmsPurchsed to pcyo_NumberOfFarmsPurchsed_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfFarmsPurchsed_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfFarmsPurchsed_lbl2" xml:lang="en-US" id="pcyo_NumberOfFarmsPurchsed_lbl2">Number of farms purchased</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfFarmsPurchsed" xlink:to="pcyo_NumberOfFarmsPurchsed_lbl2" xlink:title="label: NumberOfFarmsPurchsed to pcyo_NumberOfFarmsPurchsed_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges" xlink:label="DisposalGroupIncludingDiscontinuedOperationFinanceCharges" xlink:title="DisposalGroupIncludingDiscontinuedOperationFinanceCharges" />
    <link:label xlink:type="resource" xlink:label="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl" xml:lang="en-US" id="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl">Amount of finance charges attributable to disposal group, including, but not limited to, discontinued operation.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DisposalGroupIncludingDiscontinuedOperationFinanceCharges" xlink:to="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl" xlink:title="label: DisposalGroupIncludingDiscontinuedOperationFinanceCharges to pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl1" xml:lang="en-US" id="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl1">Disposal Group, Including Discontinued Operation, Finance Charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DisposalGroupIncludingDiscontinuedOperationFinanceCharges" xlink:to="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl1" xlink:title="label: DisposalGroupIncludingDiscontinuedOperationFinanceCharges to pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl2" xml:lang="en-US" id="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl2">Finance charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DisposalGroupIncludingDiscontinuedOperationFinanceCharges" xlink:to="pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl2" xlink:title="label: DisposalGroupIncludingDiscontinuedOperationFinanceCharges to pcyo_DisposalGroupIncludingDiscontinuedOperationFinanceCharges_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CollateralStockMember" xlink:label="CollateralStockMember" xlink:title="CollateralStockMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_CollateralStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_CollateralStockMember_lbl" xml:lang="en-US" id="pcyo_CollateralStockMember_lbl">Collateral is a property or other asset that a borrower offers as a way for a lender to secure the loan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollateralStockMember" xlink:to="pcyo_CollateralStockMember_lbl" xlink:title="label: CollateralStockMember to pcyo_CollateralStockMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_CollateralStockMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CollateralStockMember_lbl1" xml:lang="en-US" id="pcyo_CollateralStockMember_lbl1">Collateral Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollateralStockMember" xlink:to="pcyo_CollateralStockMember_lbl1" xlink:title="label: CollateralStockMember to pcyo_CollateralStockMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_CollateralStockMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_CollateralStockMember_lbl2" xml:lang="en-US" id="pcyo_CollateralStockMember_lbl2">Collateral Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollateralStockMember" xlink:to="pcyo_CollateralStockMember_lbl2" xlink:title="label: CollateralStockMember to pcyo_CollateralStockMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement" xlink:label="ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement" xlink:title="ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement" />
    <link:label xlink:type="resource" xlink:label="pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement_lbl" xml:lang="en-US" id="pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement_lbl">Amount of other increase (decrease) in additional paid in capital (APIC) resulting from Reduction in Tap Participation Fee due to remedies under the Arkansas River Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement" xlink:to="pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement_lbl" xlink:title="label: ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement to pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement_lbl1" xml:lang="en-US" id="pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement_lbl1">Reduction in TPF Due to Remedies Under the Arkansas River Agreement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement" xlink:to="pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement_lbl1" xlink:title="label: ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement to pcyo_ReductionInTPFDueToRemediesUnderTheArkansasRiverAgreement_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WastewaterServiceOperationsExpense" xlink:label="WastewaterServiceOperationsExpense" xlink:title="WastewaterServiceOperationsExpense" />
    <link:label xlink:type="resource" xlink:label="pcyo_WastewaterServiceOperationsExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WastewaterServiceOperationsExpense_lbl" xml:lang="en-US" id="pcyo_WastewaterServiceOperationsExpense_lbl">Cost incurred related to wastewater service operations.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WastewaterServiceOperationsExpense" xlink:to="pcyo_WastewaterServiceOperationsExpense_lbl" xlink:title="label: WastewaterServiceOperationsExpense to pcyo_WastewaterServiceOperationsExpense_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WastewaterServiceOperationsExpense_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WastewaterServiceOperationsExpense_lbl1" xml:lang="en-US" id="pcyo_WastewaterServiceOperationsExpense_lbl1">Wastewater Service Operations Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WastewaterServiceOperationsExpense" xlink:to="pcyo_WastewaterServiceOperationsExpense_lbl1" xlink:title="label: WastewaterServiceOperationsExpense to pcyo_WastewaterServiceOperationsExpense_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WastewaterServiceOperationsExpense_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_WastewaterServiceOperationsExpense_lbl2" xml:lang="en-US" id="pcyo_WastewaterServiceOperationsExpense_lbl2">Wastewater service operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WastewaterServiceOperationsExpense" xlink:to="pcyo_WastewaterServiceOperationsExpense_lbl2" xlink:title="label: WastewaterServiceOperationsExpense to pcyo_WastewaterServiceOperationsExpense_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WaterServiceOperationsExpense" xlink:label="WaterServiceOperationsExpense" xlink:title="WaterServiceOperationsExpense" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterServiceOperationsExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WaterServiceOperationsExpense_lbl" xml:lang="en-US" id="pcyo_WaterServiceOperationsExpense_lbl">Cost incurred related to water service operations.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterServiceOperationsExpense" xlink:to="pcyo_WaterServiceOperationsExpense_lbl" xlink:title="label: WaterServiceOperationsExpense to pcyo_WaterServiceOperationsExpense_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterServiceOperationsExpense_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WaterServiceOperationsExpense_lbl1" xml:lang="en-US" id="pcyo_WaterServiceOperationsExpense_lbl1">Water Service Operations Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterServiceOperationsExpense" xlink:to="pcyo_WaterServiceOperationsExpense_lbl1" xlink:title="label: WaterServiceOperationsExpense to pcyo_WaterServiceOperationsExpense_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterServiceOperationsExpense_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_WaterServiceOperationsExpense_lbl2" xml:lang="en-US" id="pcyo_WaterServiceOperationsExpense_lbl2">Water service operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterServiceOperationsExpense" xlink:to="pcyo_WaterServiceOperationsExpense_lbl2" xlink:title="label: WaterServiceOperationsExpense to pcyo_WaterServiceOperationsExpense_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_OtherServicesExpense" xlink:label="OtherServicesExpense" xlink:title="OtherServicesExpense" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherServicesExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_OtherServicesExpense_lbl" xml:lang="en-US" id="pcyo_OtherServicesExpense_lbl">Amount of other costs incurred and are directly related to services rendered by an entity during the reporting period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherServicesExpense" xlink:to="pcyo_OtherServicesExpense_lbl" xlink:title="label: OtherServicesExpense to pcyo_OtherServicesExpense_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherServicesExpense_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_OtherServicesExpense_lbl1" xml:lang="en-US" id="pcyo_OtherServicesExpense_lbl1">Other Services Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherServicesExpense" xlink:to="pcyo_OtherServicesExpense_lbl1" xlink:title="label: OtherServicesExpense to pcyo_OtherServicesExpense_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherServicesExpense_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_OtherServicesExpense_lbl2" xml:lang="en-US" id="pcyo_OtherServicesExpense_lbl2">Other</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherServicesExpense" xlink:to="pcyo_OtherServicesExpense_lbl2" xlink:title="label: OtherServicesExpense to pcyo_OtherServicesExpense_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LotFeeConstructionCosts" xlink:label="LotFeeConstructionCosts" xlink:title="LotFeeConstructionCosts" />
    <link:label xlink:type="resource" xlink:label="pcyo_LotFeeConstructionCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_LotFeeConstructionCosts_lbl" xml:lang="en-US" id="pcyo_LotFeeConstructionCosts_lbl">Costs incurred related to lot fee construction costs.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LotFeeConstructionCosts" xlink:to="pcyo_LotFeeConstructionCosts_lbl" xlink:title="label: LotFeeConstructionCosts to pcyo_LotFeeConstructionCosts_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_LotFeeConstructionCosts_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LotFeeConstructionCosts_lbl1" xml:lang="en-US" id="pcyo_LotFeeConstructionCosts_lbl1">Lot fee construction costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LotFeeConstructionCosts" xlink:to="pcyo_LotFeeConstructionCosts_lbl1" xlink:title="label: LotFeeConstructionCosts to pcyo_LotFeeConstructionCosts_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_LotFeeConstructionCosts_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_LotFeeConstructionCosts_lbl2" xml:lang="en-US" id="pcyo_LotFeeConstructionCosts_lbl2">Lot fee construction costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LotFeeConstructionCosts" xlink:to="pcyo_LotFeeConstructionCosts_lbl2" xlink:title="label: LotFeeConstructionCosts to pcyo_LotFeeConstructionCosts_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_MeteredWaterUsageMember" xlink:label="MeteredWaterUsageMember" xlink:title="MeteredWaterUsageMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_MeteredWaterUsageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_MeteredWaterUsageMember_lbl" xml:lang="en-US" id="pcyo_MeteredWaterUsageMember_lbl">Wholesale water usage revenues upon delivering water to its customers or its governmental customer's end-use customers, as applicable.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MeteredWaterUsageMember" xlink:to="pcyo_MeteredWaterUsageMember_lbl" xlink:title="label: MeteredWaterUsageMember to pcyo_MeteredWaterUsageMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_MeteredWaterUsageMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_MeteredWaterUsageMember_lbl1" xml:lang="en-US" id="pcyo_MeteredWaterUsageMember_lbl1">Metered Water Usage [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MeteredWaterUsageMember" xlink:to="pcyo_MeteredWaterUsageMember_lbl1" xlink:title="label: MeteredWaterUsageMember to pcyo_MeteredWaterUsageMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_MeteredWaterUsageMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_MeteredWaterUsageMember_lbl2" xml:lang="en-US" id="pcyo_MeteredWaterUsageMember_lbl2">Metered Water Usage [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MeteredWaterUsageMember" xlink:to="pcyo_MeteredWaterUsageMember_lbl2" xlink:title="label: MeteredWaterUsageMember to pcyo_MeteredWaterUsageMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NetOperatingLossCarryforwardsAbstract" xlink:label="NetOperatingLossCarryforwardsAbstract" xlink:title="NetOperatingLossCarryforwardsAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_NetOperatingLossCarryforwardsAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NetOperatingLossCarryforwardsAbstract_lbl1" xml:lang="en-US" id="pcyo_NetOperatingLossCarryforwardsAbstract_lbl1">Net Operating Loss Carryforwards [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetOperatingLossCarryforwardsAbstract" xlink:to="pcyo_NetOperatingLossCarryforwardsAbstract_lbl1" xlink:title="label: NetOperatingLossCarryforwardsAbstract to pcyo_NetOperatingLossCarryforwardsAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp" xlink:label="EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp" xlink:title="EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp" />
    <link:label xlink:type="resource" xlink:label="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl" xml:lang="en-US" id="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl">Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to net operating loss true up.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp" xlink:to="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl" xlink:title="label: EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp to pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl1" xml:lang="en-US" id="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl1">Effective Income Tax Rate Reconciliation, Net Operating Loss True Up, Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp" xlink:to="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl1" xlink:title="label: EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp to pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl2" xml:lang="en-US" id="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl2">NOL true up</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp" xlink:to="pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl2" xlink:title="label: EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp to pcyo_EffectiveIncomeTaxRateReconciliationNetOperatingLossTrueUp_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward" xlink:label="EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward" xlink:title="EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward" />
    <link:label xlink:type="resource" xlink:label="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl" xml:lang="en-US" id="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl">Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to alternative minimum tax credit carryforward.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward" xlink:to="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl" xlink:title="label: EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward to pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl1" xml:lang="en-US" id="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl1">Effective Income Tax Rate Reconciliation, Alternative Minimum Tax Credit Carryforward, Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward" xlink:to="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl1" xlink:title="label: EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward to pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl2" xml:lang="en-US" id="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl2">AMT credit carryforward</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward" xlink:to="pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl2" xlink:title="label: EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward to pcyo_EffectiveIncomeTaxRateReconciliationAlternativeMinimumTaxCreditCarryforward_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp" xlink:label="EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp" xlink:title="EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp" />
    <link:label xlink:type="resource" xlink:label="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl" xml:lang="en-US" id="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl">Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to temporary difference true up.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp" xlink:to="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl" xlink:title="label: EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp to pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl1" xml:lang="en-US" id="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl1">Effective Income Tax Rate Reconciliation, Temporary Difference True Up</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp" xlink:to="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl1" xlink:title="label: EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp to pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl2" xml:lang="en-US" id="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl2">Temporary difference true up</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp" xlink:to="pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl2" xlink:title="label: EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp to pcyo_EffectiveIncomeTaxRateReconciliationTemporaryDifferenceTrueUp_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_SegmentReportingInformationCorporateAssetsAbstract" xlink:label="SegmentReportingInformationCorporateAssetsAbstract" xlink:title="SegmentReportingInformationCorporateAssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_SegmentReportingInformationCorporateAssetsAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_SegmentReportingInformationCorporateAssetsAbstract_lbl1" xml:lang="en-US" id="pcyo_SegmentReportingInformationCorporateAssetsAbstract_lbl1">Segment Reporting Information, Corporate Assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SegmentReportingInformationCorporateAssetsAbstract" xlink:to="pcyo_SegmentReportingInformationCorporateAssetsAbstract_lbl1" xlink:title="label: SegmentReportingInformationCorporateAssetsAbstract to pcyo_SegmentReportingInformationCorporateAssetsAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_SegmentReportingInformationCorporateAssetsAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_SegmentReportingInformationCorporateAssetsAbstract_lbl2" xml:lang="en-US" id="pcyo_SegmentReportingInformationCorporateAssetsAbstract_lbl2">Corporate assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SegmentReportingInformationCorporateAssetsAbstract" xlink:to="pcyo_SegmentReportingInformationCorporateAssetsAbstract_lbl2" xlink:title="label: SegmentReportingInformationCorporateAssetsAbstract to pcyo_SegmentReportingInformationCorporateAssetsAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WholesaleWaterAndWastewaterServicesAssets" xlink:label="WholesaleWaterAndWastewaterServicesAssets" xlink:title="WholesaleWaterAndWastewaterServicesAssets" />
    <link:label xlink:type="resource" xlink:label="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl" xml:lang="en-US" id="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl">Sum of the carrying amounts as of the balance sheet date of all assets that are recognized.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WholesaleWaterAndWastewaterServicesAssets" xlink:to="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl" xlink:title="label: WholesaleWaterAndWastewaterServicesAssets to pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl1" xml:lang="en-US" id="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl1">Wholesale Water and Wastewater Services Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WholesaleWaterAndWastewaterServicesAssets" xlink:to="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl1" xlink:title="label: WholesaleWaterAndWastewaterServicesAssets to pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl2" xml:lang="en-US" id="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl2">Total wholesale water and wastewater services assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WholesaleWaterAndWastewaterServicesAssets" xlink:to="pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl2" xlink:title="label: WholesaleWaterAndWastewaterServicesAssets to pcyo_WholesaleWaterAndWastewaterServicesAssets_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LandDevelopmentActivitiesAssets" xlink:label="LandDevelopmentActivitiesAssets" xlink:title="LandDevelopmentActivitiesAssets" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandDevelopmentActivitiesAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_LandDevelopmentActivitiesAssets_lbl" xml:lang="en-US" id="pcyo_LandDevelopmentActivitiesAssets_lbl">Sum of the carrying amounts as of the balance sheet date of all assets that are recognized.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandDevelopmentActivitiesAssets" xlink:to="pcyo_LandDevelopmentActivitiesAssets_lbl" xlink:title="label: LandDevelopmentActivitiesAssets to pcyo_LandDevelopmentActivitiesAssets_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandDevelopmentActivitiesAssets_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LandDevelopmentActivitiesAssets_lbl1" xml:lang="en-US" id="pcyo_LandDevelopmentActivitiesAssets_lbl1">Land Development Activities Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandDevelopmentActivitiesAssets" xlink:to="pcyo_LandDevelopmentActivitiesAssets_lbl1" xlink:title="label: LandDevelopmentActivitiesAssets to pcyo_LandDevelopmentActivitiesAssets_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandDevelopmentActivitiesAssets_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_LandDevelopmentActivitiesAssets_lbl2" xml:lang="en-US" id="pcyo_LandDevelopmentActivitiesAssets_lbl2">Total land development activities assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandDevelopmentActivitiesAssets" xlink:to="pcyo_LandDevelopmentActivitiesAssets_lbl2" xlink:title="label: LandDevelopmentActivitiesAssets to pcyo_LandDevelopmentActivitiesAssets_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment" xlink:label="AssetsReclassifiedFromOneSegmentToAnotherSegment" xlink:title="AssetsReclassifiedFromOneSegmentToAnotherSegment" />
    <link:label xlink:type="resource" xlink:label="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl" xml:lang="en-US" id="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl">Amount of increase (decrease) in assets used in the normal conduct of business and not intended for resale, from reclassification from one segment to another segment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsReclassifiedFromOneSegmentToAnotherSegment" xlink:to="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl" xlink:title="label: AssetsReclassifiedFromOneSegmentToAnotherSegment to pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl1" xml:lang="en-US" id="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl1">Assets Reclassified from One Segment to Another Segment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsReclassifiedFromOneSegmentToAnotherSegment" xlink:to="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl1" xlink:title="label: AssetsReclassifiedFromOneSegmentToAnotherSegment to pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl2" xml:lang="en-US" id="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl2">Assets reclassified</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsReclassifiedFromOneSegmentToAnotherSegment" xlink:to="pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl2" xlink:title="label: AssetsReclassifiedFromOneSegmentToAnotherSegment to pcyo_AssetsReclassifiedFromOneSegmentToAnotherSegment_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_AdditionsToAssets" xlink:label="AdditionsToAssets" xlink:title="AdditionsToAssets" />
    <link:label xlink:type="resource" xlink:label="pcyo_AdditionsToAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_AdditionsToAssets_lbl" xml:lang="en-US" id="pcyo_AdditionsToAssets_lbl">Amount of additions to assets during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionsToAssets" xlink:to="pcyo_AdditionsToAssets_lbl" xlink:title="label: AdditionsToAssets to pcyo_AdditionsToAssets_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_AdditionsToAssets_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_AdditionsToAssets_lbl1" xml:lang="en-US" id="pcyo_AdditionsToAssets_lbl1">Additions to Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionsToAssets" xlink:to="pcyo_AdditionsToAssets_lbl1" xlink:title="label: AdditionsToAssets to pcyo_AdditionsToAssets_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_AdditionsToAssets_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_AdditionsToAssets_lbl2" xml:lang="en-US" id="pcyo_AdditionsToAssets_lbl2">Additions to assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionsToAssets" xlink:to="pcyo_AdditionsToAssets_lbl2" xlink:title="label: AdditionsToAssets to pcyo_AdditionsToAssets_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_OtherWaterAndWastewaterMember" xlink:label="OtherWaterAndWastewaterMember" xlink:title="OtherWaterAndWastewaterMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherWaterAndWastewaterMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_OtherWaterAndWastewaterMember_lbl" xml:lang="en-US" id="pcyo_OtherWaterAndWastewaterMember_lbl">The other water and wastewater services business includes selling water service to customers, which water is provided by the Company using water rights owned or controlled by the Company, and developing infrastructure to divert, treat and distribute that water and collect, treat and reuse wastewater.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherWaterAndWastewaterMember" xlink:to="pcyo_OtherWaterAndWastewaterMember_lbl" xlink:title="label: OtherWaterAndWastewaterMember to pcyo_OtherWaterAndWastewaterMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherWaterAndWastewaterMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_OtherWaterAndWastewaterMember_lbl1" xml:lang="en-US" id="pcyo_OtherWaterAndWastewaterMember_lbl1">Other Water and Wastewater [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherWaterAndWastewaterMember" xlink:to="pcyo_OtherWaterAndWastewaterMember_lbl1" xlink:title="label: OtherWaterAndWastewaterMember to pcyo_OtherWaterAndWastewaterMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherWaterAndWastewaterMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_OtherWaterAndWastewaterMember_lbl2" xml:lang="en-US" id="pcyo_OtherWaterAndWastewaterMember_lbl2">Other Water and Wastewater [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherWaterAndWastewaterMember" xlink:to="pcyo_OtherWaterAndWastewaterMember_lbl2" xlink:title="label: OtherWaterAndWastewaterMember to pcyo_OtherWaterAndWastewaterMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_OtherLandDevelopmentMember" xlink:label="OtherLandDevelopmentMember" xlink:title="OtherLandDevelopmentMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherLandDevelopmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_OtherLandDevelopmentMember_lbl" xml:lang="en-US" id="pcyo_OtherLandDevelopmentMember_lbl">The other land development activities includes real estate held and assets that are an addition or improvement to real estate held.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherLandDevelopmentMember" xlink:to="pcyo_OtherLandDevelopmentMember_lbl" xlink:title="label: OtherLandDevelopmentMember to pcyo_OtherLandDevelopmentMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherLandDevelopmentMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_OtherLandDevelopmentMember_lbl1" xml:lang="en-US" id="pcyo_OtherLandDevelopmentMember_lbl1">Other Land Development [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherLandDevelopmentMember" xlink:to="pcyo_OtherLandDevelopmentMember_lbl1" xlink:title="label: OtherLandDevelopmentMember to pcyo_OtherLandDevelopmentMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherLandDevelopmentMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_OtherLandDevelopmentMember_lbl2" xml:lang="en-US" id="pcyo_OtherLandDevelopmentMember_lbl2">Other Land Development [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherLandDevelopmentMember" xlink:to="pcyo_OtherLandDevelopmentMember_lbl2" xlink:title="label: OtherLandDevelopmentMember to pcyo_OtherLandDevelopmentMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_OneOtherCustomerMember" xlink:label="OneOtherCustomerMember" xlink:title="OneOtherCustomerMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_OneOtherCustomerMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_OneOtherCustomerMember_lbl" xml:lang="en-US" id="pcyo_OneOtherCustomerMember_lbl">Information by name or description of one other customer.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneOtherCustomerMember" xlink:to="pcyo_OneOtherCustomerMember_lbl" xlink:title="label: OneOtherCustomerMember to pcyo_OneOtherCustomerMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_OneOtherCustomerMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_OneOtherCustomerMember_lbl1" xml:lang="en-US" id="pcyo_OneOtherCustomerMember_lbl1">One Other Customer [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneOtherCustomerMember" xlink:to="pcyo_OneOtherCustomerMember_lbl1" xlink:title="label: OneOtherCustomerMember to pcyo_OneOtherCustomerMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_OneOtherCustomerMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_OneOtherCustomerMember_lbl2" xml:lang="en-US" id="pcyo_OneOtherCustomerMember_lbl2">One Other Customer [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneOtherCustomerMember" xlink:to="pcyo_OneOtherCustomerMember_lbl2" xlink:title="label: OneOtherCustomerMember to pcyo_OneOtherCustomerMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LargestCustomerMember" xlink:label="LargestCustomerMember" xlink:title="LargestCustomerMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_LargestCustomerMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_LargestCustomerMember_lbl" xml:lang="en-US" id="pcyo_LargestCustomerMember_lbl">The largest customer of the district.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LargestCustomerMember" xlink:to="pcyo_LargestCustomerMember_lbl" xlink:title="label: LargestCustomerMember to pcyo_LargestCustomerMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_LargestCustomerMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LargestCustomerMember_lbl1" xml:lang="en-US" id="pcyo_LargestCustomerMember_lbl1">Largest Customer [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LargestCustomerMember" xlink:to="pcyo_LargestCustomerMember_lbl1" xlink:title="label: LargestCustomerMember to pcyo_LargestCustomerMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_LargestCustomerMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_LargestCustomerMember_lbl2" xml:lang="en-US" id="pcyo_LargestCustomerMember_lbl2">Largest Customer [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LargestCustomerMember" xlink:to="pcyo_LargestCustomerMember_lbl2" xlink:title="label: LargestCustomerMember to pcyo_LargestCustomerMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CustomersOneAndTwoMember" xlink:label="CustomersOneAndTwoMember" xlink:title="CustomersOneAndTwoMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_CustomersOneAndTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_CustomersOneAndTwoMember_lbl" xml:lang="en-US" id="pcyo_CustomersOneAndTwoMember_lbl">Information by name or description of other customer one and two.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomersOneAndTwoMember" xlink:to="pcyo_CustomersOneAndTwoMember_lbl" xlink:title="label: CustomersOneAndTwoMember to pcyo_CustomersOneAndTwoMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_CustomersOneAndTwoMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CustomersOneAndTwoMember_lbl1" xml:lang="en-US" id="pcyo_CustomersOneAndTwoMember_lbl1">Customers One And Two [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomersOneAndTwoMember" xlink:to="pcyo_CustomersOneAndTwoMember_lbl1" xlink:title="label: CustomersOneAndTwoMember to pcyo_CustomersOneAndTwoMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_CustomersOneAndTwoMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_CustomersOneAndTwoMember_lbl2" xml:lang="en-US" id="pcyo_CustomersOneAndTwoMember_lbl2">Customers One and Two [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomersOneAndTwoMember" xlink:to="pcyo_CustomersOneAndTwoMember_lbl2" xlink:title="label: CustomersOneAndTwoMember to pcyo_CustomersOneAndTwoMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CustomerOneMember" xlink:label="CustomerOneMember" xlink:title="CustomerOneMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_CustomerOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_CustomerOneMember_lbl" xml:lang="en-US" id="pcyo_CustomerOneMember_lbl">Information by name or description of customer one.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerOneMember" xlink:to="pcyo_CustomerOneMember_lbl" xlink:title="label: CustomerOneMember to pcyo_CustomerOneMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_CustomerOneMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CustomerOneMember_lbl1" xml:lang="en-US" id="pcyo_CustomerOneMember_lbl1">Customer One [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerOneMember" xlink:to="pcyo_CustomerOneMember_lbl1" xlink:title="label: CustomerOneMember to pcyo_CustomerOneMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_CustomerOneMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_CustomerOneMember_lbl2" xml:lang="en-US" id="pcyo_CustomerOneMember_lbl2">Customer One [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerOneMember" xlink:to="pcyo_CustomerOneMember_lbl2" xlink:title="label: CustomerOneMember to pcyo_CustomerOneMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CustomerTwoMember" xlink:label="CustomerTwoMember" xlink:title="CustomerTwoMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_CustomerTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_CustomerTwoMember_lbl" xml:lang="en-US" id="pcyo_CustomerTwoMember_lbl">Information by name or description of customer two.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerTwoMember" xlink:to="pcyo_CustomerTwoMember_lbl" xlink:title="label: CustomerTwoMember to pcyo_CustomerTwoMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_CustomerTwoMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CustomerTwoMember_lbl1" xml:lang="en-US" id="pcyo_CustomerTwoMember_lbl1">Customer Two [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerTwoMember" xlink:to="pcyo_CustomerTwoMember_lbl1" xlink:title="label: CustomerTwoMember to pcyo_CustomerTwoMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_CustomerTwoMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_CustomerTwoMember_lbl2" xml:lang="en-US" id="pcyo_CustomerTwoMember_lbl2">Customer Two [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerTwoMember" xlink:to="pcyo_CustomerTwoMember_lbl2" xlink:title="label: CustomerTwoMember to pcyo_CustomerTwoMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ConcentrationRiskPercentageAbstract" xlink:label="ConcentrationRiskPercentageAbstract" xlink:title="ConcentrationRiskPercentageAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_ConcentrationRiskPercentageAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ConcentrationRiskPercentageAbstract_lbl1" xml:lang="en-US" id="pcyo_ConcentrationRiskPercentageAbstract_lbl1">Concentration Risk Percentage [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskPercentageAbstract" xlink:to="pcyo_ConcentrationRiskPercentageAbstract_lbl1" xlink:title="label: ConcentrationRiskPercentageAbstract to pcyo_ConcentrationRiskPercentageAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ConcentrationRiskPercentageAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ConcentrationRiskPercentageAbstract_lbl2" xml:lang="en-US" id="pcyo_ConcentrationRiskPercentageAbstract_lbl2">Concentration Risk Percentage [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskPercentageAbstract" xlink:to="pcyo_ConcentrationRiskPercentageAbstract_lbl2" xlink:title="label: ConcentrationRiskPercentageAbstract to pcyo_ConcentrationRiskPercentageAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfCustomers" xlink:label="NumberOfCustomers" xlink:title="NumberOfCustomers" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfCustomers_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfCustomers_lbl" xml:lang="en-US" id="pcyo_NumberOfCustomers_lbl">Represents the number of customers.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfCustomers" xlink:to="pcyo_NumberOfCustomers_lbl" xlink:title="label: NumberOfCustomers to pcyo_NumberOfCustomers_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfCustomers_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfCustomers_lbl1" xml:lang="en-US" id="pcyo_NumberOfCustomers_lbl1">Number of Customers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfCustomers" xlink:to="pcyo_NumberOfCustomers_lbl1" xlink:title="label: NumberOfCustomers to pcyo_NumberOfCustomers_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfCustomers_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfCustomers_lbl2" xml:lang="en-US" id="pcyo_NumberOfCustomers_lbl2">Number of customers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfCustomers" xlink:to="pcyo_NumberOfCustomers_lbl2" xlink:title="label: NumberOfCustomers to pcyo_NumberOfCustomers_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RidgeviewYouthServicesCenterMember" xlink:label="RidgeviewYouthServicesCenterMember" xlink:title="RidgeviewYouthServicesCenterMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_RidgeviewYouthServicesCenterMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RidgeviewYouthServicesCenterMember_lbl" xml:lang="en-US" id="pcyo_RidgeviewYouthServicesCenterMember_lbl">Ridgeview youth services center is one of the significant customer of Rangeview district.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RidgeviewYouthServicesCenterMember" xlink:to="pcyo_RidgeviewYouthServicesCenterMember_lbl" xlink:title="label: RidgeviewYouthServicesCenterMember to pcyo_RidgeviewYouthServicesCenterMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RidgeviewYouthServicesCenterMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RidgeviewYouthServicesCenterMember_lbl1" xml:lang="en-US" id="pcyo_RidgeviewYouthServicesCenterMember_lbl1">Ridgeview Youth Services Center [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RidgeviewYouthServicesCenterMember" xlink:to="pcyo_RidgeviewYouthServicesCenterMember_lbl1" xlink:title="label: RidgeviewYouthServicesCenterMember to pcyo_RidgeviewYouthServicesCenterMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RidgeviewYouthServicesCenterMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RidgeviewYouthServicesCenterMember_lbl2" xml:lang="en-US" id="pcyo_RidgeviewYouthServicesCenterMember_lbl2">Ridgeview Youth Services Center [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RidgeviewYouthServicesCenterMember" xlink:to="pcyo_RidgeviewYouthServicesCenterMember_lbl2" xlink:title="label: RidgeviewYouthServicesCenterMember to pcyo_RidgeviewYouthServicesCenterMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LongTermObligationsAndOperatingLeaseAbstract" xlink:label="LongTermObligationsAndOperatingLeaseAbstract" xlink:title="LongTermObligationsAndOperatingLeaseAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_LongTermObligationsAndOperatingLeaseAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LongTermObligationsAndOperatingLeaseAbstract_lbl1" xml:lang="en-US" id="pcyo_LongTermObligationsAndOperatingLeaseAbstract_lbl1">LONG-TERM OBLIGATIONS AND OPERATING LEASE [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermObligationsAndOperatingLeaseAbstract" xlink:to="pcyo_LongTermObligationsAndOperatingLeaseAbstract_lbl1" xlink:title="label: LongTermObligationsAndOperatingLeaseAbstract to pcyo_LongTermObligationsAndOperatingLeaseAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock" xlink:label="LongTermObligationsAndOperatingLeaseDisclosureTextBlock" xlink:title="LongTermObligationsAndOperatingLeaseDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl" xml:lang="en-US" id="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl">The entire disclosure for information about long-term obligations and operating lease agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermObligationsAndOperatingLeaseDisclosureTextBlock" xlink:to="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl" xlink:title="label: LongTermObligationsAndOperatingLeaseDisclosureTextBlock to pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl1" xml:lang="en-US" id="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl1">Long-Term Obligations and Operating Lease Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermObligationsAndOperatingLeaseDisclosureTextBlock" xlink:to="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl1" xlink:title="label: LongTermObligationsAndOperatingLeaseDisclosureTextBlock to pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl2" xml:lang="en-US" id="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl2">LONG-TERM OBLIGATIONS AND OPERATING LEASE</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermObligationsAndOperatingLeaseDisclosureTextBlock" xlink:to="pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl2" xlink:title="label: LongTermObligationsAndOperatingLeaseDisclosureTextBlock to pcyo_LongTermObligationsAndOperatingLeaseDisclosureTextBlock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WorkingCapital" xlink:label="WorkingCapital" xlink:title="WorkingCapital" />
    <link:label xlink:type="resource" xlink:label="pcyo_WorkingCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WorkingCapital_lbl" xml:lang="en-US" id="pcyo_WorkingCapital_lbl">Working capital is the difference between a company's current assets, like cash, accounts receivable (customers' unpaid bills) and inventories of raw materials and finished goods, and its current liabilities, like accounts payable.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WorkingCapital" xlink:to="pcyo_WorkingCapital_lbl" xlink:title="label: WorkingCapital to pcyo_WorkingCapital_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WorkingCapital_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WorkingCapital_lbl1" xml:lang="en-US" id="pcyo_WorkingCapital_lbl1">Working capital</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WorkingCapital" xlink:to="pcyo_WorkingCapital_lbl1" xlink:title="label: WorkingCapital to pcyo_WorkingCapital_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease" xlink:label="PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease" xlink:title="PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl" xml:lang="en-US" id="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl">The percentage of increase in primary base payment of operating lease for extended period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease" xlink:to="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl" xlink:title="label: PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease to pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl1" xml:lang="en-US" id="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl1">Percentage of Increase in Primary Base Payment for Operating Lease</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease" xlink:to="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl1" xlink:title="label: PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease to pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl2" xml:lang="en-US" id="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl2">Percentage of increase in primary base payment for operating lease</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease" xlink:to="pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl2" xlink:title="label: PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease to pcyo_PercentageOfIncreaseInPrimaryBasePaymentForOperatingLease_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_OperatingLeasesMonthlyBaseRent" xlink:label="OperatingLeasesMonthlyBaseRent" xlink:title="OperatingLeasesMonthlyBaseRent" />
    <link:label xlink:type="resource" xlink:label="pcyo_OperatingLeasesMonthlyBaseRent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_OperatingLeasesMonthlyBaseRent_lbl" xml:lang="en-US" id="pcyo_OperatingLeasesMonthlyBaseRent_lbl">The amount of rental expense payable per month for operating leases.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesMonthlyBaseRent" xlink:to="pcyo_OperatingLeasesMonthlyBaseRent_lbl" xlink:title="label: OperatingLeasesMonthlyBaseRent to pcyo_OperatingLeasesMonthlyBaseRent_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_OperatingLeasesMonthlyBaseRent_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_OperatingLeasesMonthlyBaseRent_lbl1" xml:lang="en-US" id="pcyo_OperatingLeasesMonthlyBaseRent_lbl1">Operating Leases Monthly Base Rent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesMonthlyBaseRent" xlink:to="pcyo_OperatingLeasesMonthlyBaseRent_lbl1" xlink:title="label: OperatingLeasesMonthlyBaseRent to pcyo_OperatingLeasesMonthlyBaseRent_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_OperatingLeasesMonthlyBaseRent_lbl2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="pcyo_OperatingLeasesMonthlyBaseRent_lbl2" xml:lang="en-US" id="pcyo_OperatingLeasesMonthlyBaseRent_lbl2">Monthly base rent of operating lease</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesMonthlyBaseRent" xlink:to="pcyo_OperatingLeasesMonthlyBaseRent_lbl2" xlink:title="label: OperatingLeasesMonthlyBaseRent to pcyo_OperatingLeasesMonthlyBaseRent_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PartnershipAgreementTable" xlink:label="PartnershipAgreementTable" xlink:title="PartnershipAgreementTable" />
    <link:label xlink:type="resource" xlink:label="pcyo_PartnershipAgreementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PartnershipAgreementTable_lbl" xml:lang="en-US" id="pcyo_PartnershipAgreementTable_lbl">A table or schedule providing information pertaining to the partnership agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PartnershipAgreementTable" xlink:to="pcyo_PartnershipAgreementTable_lbl" xlink:title="label: PartnershipAgreementTable to pcyo_PartnershipAgreementTable_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PartnershipAgreementTable_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PartnershipAgreementTable_lbl1" xml:lang="en-US" id="pcyo_PartnershipAgreementTable_lbl1">Partnership Agreement [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PartnershipAgreementTable" xlink:to="pcyo_PartnershipAgreementTable_lbl1" xlink:title="label: PartnershipAgreementTable to pcyo_PartnershipAgreementTable_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PartnershipAgreementLineItems" xlink:label="PartnershipAgreementLineItems" xlink:title="PartnershipAgreementLineItems" />
    <link:label xlink:type="resource" xlink:label="pcyo_PartnershipAgreementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PartnershipAgreementLineItems_lbl" xml:lang="en-US" id="pcyo_PartnershipAgreementLineItems_lbl">Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PartnershipAgreementLineItems" xlink:to="pcyo_PartnershipAgreementLineItems_lbl" xlink:title="label: PartnershipAgreementLineItems to pcyo_PartnershipAgreementLineItems_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PartnershipAgreementLineItems_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PartnershipAgreementLineItems_lbl1" xml:lang="en-US" id="pcyo_PartnershipAgreementLineItems_lbl1">Partnership Agreement [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PartnershipAgreementLineItems" xlink:to="pcyo_PartnershipAgreementLineItems_lbl1" xlink:title="label: PartnershipAgreementLineItems to pcyo_PartnershipAgreementLineItems_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WISEPartnershipAbstract" xlink:label="WISEPartnershipAbstract" xlink:title="WISEPartnershipAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_WISEPartnershipAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WISEPartnershipAbstract_lbl1" xml:lang="en-US" id="pcyo_WISEPartnershipAbstract_lbl1">WISE Partnership [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WISEPartnershipAbstract" xlink:to="pcyo_WISEPartnershipAbstract_lbl1" xlink:title="label: WISEPartnershipAbstract to pcyo_WISEPartnershipAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WISEPartnershipAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WISEPartnershipAbstract_lbl2" xml:lang="en-US" id="pcyo_WISEPartnershipAbstract_lbl2">WISE Partnership [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WISEPartnershipAbstract" xlink:to="pcyo_WISEPartnershipAbstract_lbl2" xlink:title="label: WISEPartnershipAbstract to pcyo_WISEPartnershipAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders" xlink:label="NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders" xlink:title="NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl" xml:lang="en-US" id="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl">The number of other governmental or quassi governmental water providers member in SMWA.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders" xlink:to="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl" xlink:title="label: NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders to pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl1" xml:lang="en-US" id="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl1">Number of Other Governmental and Quasi-governmental Water Providers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders" xlink:to="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl1" xlink:title="label: NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders to pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl2" xml:lang="en-US" id="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl2">Number of other governmental or quasi-governmental water providers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders" xlink:to="pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl2" xlink:title="label: NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders to pcyo_NumberOfOtherGovernmentalAndQuasiGovernmentalWaterProviders_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ProjectedCostOfParticipationAgreement" xlink:label="ProjectedCostOfParticipationAgreement" xlink:title="ProjectedCostOfParticipationAgreement" />
    <link:label xlink:type="resource" xlink:label="pcyo_ProjectedCostOfParticipationAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ProjectedCostOfParticipationAgreement_lbl" xml:lang="en-US" id="pcyo_ProjectedCostOfParticipationAgreement_lbl">The amount of project cost of the partnership participation agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProjectedCostOfParticipationAgreement" xlink:to="pcyo_ProjectedCostOfParticipationAgreement_lbl" xlink:title="label: ProjectedCostOfParticipationAgreement to pcyo_ProjectedCostOfParticipationAgreement_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ProjectedCostOfParticipationAgreement_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ProjectedCostOfParticipationAgreement_lbl1" xml:lang="en-US" id="pcyo_ProjectedCostOfParticipationAgreement_lbl1">Projected Cost of Participation Agreement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProjectedCostOfParticipationAgreement" xlink:to="pcyo_ProjectedCostOfParticipationAgreement_lbl1" xlink:title="label: ProjectedCostOfParticipationAgreement to pcyo_ProjectedCostOfParticipationAgreement_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ProjectedCostOfParticipationAgreement_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ProjectedCostOfParticipationAgreement_lbl2" xml:lang="en-US" id="pcyo_ProjectedCostOfParticipationAgreement_lbl2">Projected cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProjectedCostOfParticipationAgreement" xlink:to="pcyo_ProjectedCostOfParticipationAgreement_lbl2" xlink:title="label: ProjectedCostOfParticipationAgreement to pcyo_ProjectedCostOfParticipationAgreement_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement" xlink:label="PeriodOfFinancingOfPartnershipParticipationAgreement" xlink:title="PeriodOfFinancingOfPartnershipParticipationAgreement" />
    <link:label xlink:type="resource" xlink:label="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl" xml:lang="en-US" id="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl">The period of financing of the partnership participation agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PeriodOfFinancingOfPartnershipParticipationAgreement" xlink:to="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl" xlink:title="label: PeriodOfFinancingOfPartnershipParticipationAgreement to pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl1" xml:lang="en-US" id="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl1">Period of financing of Partnership Participation Agreement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PeriodOfFinancingOfPartnershipParticipationAgreement" xlink:to="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl1" xlink:title="label: PeriodOfFinancingOfPartnershipParticipationAgreement to pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl2" xml:lang="en-US" id="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl2">Projected financing period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PeriodOfFinancingOfPartnershipParticipationAgreement" xlink:to="pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl2" xlink:title="label: PeriodOfFinancingOfPartnershipParticipationAgreement to pcyo_PeriodOfFinancingOfPartnershipParticipationAgreement_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_LandDevelopmentInventoriesPolicyTextBlock" xlink:label="LandDevelopmentInventoriesPolicyTextBlock" xlink:title="LandDevelopmentInventoriesPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl" xml:lang="en-US" id="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl">Disclosure of land development inventory accounting policy for inventory classes, including, but not limited to, basis for determining inventory amounts, methods by which amounts are added and removed from inventory classes, loss recognition on impairment of inventories, and situations in which inventories are stated above cost.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandDevelopmentInventoriesPolicyTextBlock" xlink:to="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl" xlink:title="label: LandDevelopmentInventoriesPolicyTextBlock to pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl1" xml:lang="en-US" id="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl1">Land Development Inventories [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandDevelopmentInventoriesPolicyTextBlock" xlink:to="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl1" xlink:title="label: LandDevelopmentInventoriesPolicyTextBlock to pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl2" xml:lang="en-US" id="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl2">Land Development Inventories</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LandDevelopmentInventoriesPolicyTextBlock" xlink:to="pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl2" xlink:title="label: LandDevelopmentInventoriesPolicyTextBlock to pcyo_LandDevelopmentInventoriesPolicyTextBlock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock" xlink:label="DeferredRevenueFromContractWithCustomerPolicyTextBlock" xlink:title="DeferredRevenueFromContractWithCustomerPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl" xml:lang="en-US" id="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl">Disclosure of accounting policy for deferred revenue from contract with customer.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueFromContractWithCustomerPolicyTextBlock" xlink:to="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl" xlink:title="label: DeferredRevenueFromContractWithCustomerPolicyTextBlock to pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl1" xml:lang="en-US" id="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl1">Deferred Revenue from Contract With Customer [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueFromContractWithCustomerPolicyTextBlock" xlink:to="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl1" xlink:title="label: DeferredRevenueFromContractWithCustomerPolicyTextBlock to pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl2" xml:lang="en-US" id="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl2">Deferred Revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredRevenueFromContractWithCustomerPolicyTextBlock" xlink:to="pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl2" xlink:title="label: DeferredRevenueFromContractWithCustomerPolicyTextBlock to pcyo_DeferredRevenueFromContractWithCustomerPolicyTextBlock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock" xlink:label="ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock" xlink:title="ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl" xml:lang="en-US" id="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl">Disclosure of accounting policy for concentration of credit risk and fair value of financial instruments.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock" xlink:to="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl" xlink:title="label: ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock to pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl1" xml:lang="en-US" id="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl1">Concentration of Credit Risk and Fair Value of Financial Instruments, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock" xlink:to="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl1" xlink:title="label: ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock to pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl2" xml:lang="en-US" id="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl2">Concentration of Credit Risk and Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock" xlink:to="pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl2" xlink:title="label: ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock to pcyo_ConcentrationOfCreditRiskAndFairValueOfFinancialInstrumentsPolicyPolicyTextBlock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RoyaltyAndOtherObligationsPolicyTextBlock" xlink:label="RoyaltyAndOtherObligationsPolicyTextBlock" xlink:title="RoyaltyAndOtherObligationsPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl" xml:lang="en-US" id="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl">Disclosure of accounting policy for royalty and other obligations.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyAndOtherObligationsPolicyTextBlock" xlink:to="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl" xlink:title="label: RoyaltyAndOtherObligationsPolicyTextBlock to pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl1" xml:lang="en-US" id="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl1">Royalty and Other Obligations [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyAndOtherObligationsPolicyTextBlock" xlink:to="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl1" xlink:title="label: RoyaltyAndOtherObligationsPolicyTextBlock to pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl2" xml:lang="en-US" id="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl2">Royalty and other obligations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyAndOtherObligationsPolicyTextBlock" xlink:to="pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl2" xlink:title="label: RoyaltyAndOtherObligationsPolicyTextBlock to pcyo_RoyaltyAndOtherObligationsPolicyTextBlock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CashFlowsPolicyTextBlock" xlink:label="CashFlowsPolicyTextBlock" xlink:title="CashFlowsPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="pcyo_CashFlowsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_CashFlowsPolicyTextBlock_lbl" xml:lang="en-US" id="pcyo_CashFlowsPolicyTextBlock_lbl">Disclosure of accounting policy for cash flows.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashFlowsPolicyTextBlock" xlink:to="pcyo_CashFlowsPolicyTextBlock_lbl" xlink:title="label: CashFlowsPolicyTextBlock to pcyo_CashFlowsPolicyTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_CashFlowsPolicyTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CashFlowsPolicyTextBlock_lbl1" xml:lang="en-US" id="pcyo_CashFlowsPolicyTextBlock_lbl1">Cash Flows [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashFlowsPolicyTextBlock" xlink:to="pcyo_CashFlowsPolicyTextBlock_lbl1" xlink:title="label: CashFlowsPolicyTextBlock to pcyo_CashFlowsPolicyTextBlock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_CashFlowsPolicyTextBlock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_CashFlowsPolicyTextBlock_lbl2" xml:lang="en-US" id="pcyo_CashFlowsPolicyTextBlock_lbl2">Cash Flows</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashFlowsPolicyTextBlock" xlink:to="pcyo_CashFlowsPolicyTextBlock_lbl2" xlink:title="label: CashFlowsPolicyTextBlock to pcyo_CashFlowsPolicyTextBlock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock" xlink:label="CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock" xlink:title="CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl" xml:lang="en-US" id="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl">Disclosure of accounting policy for capitalized costs of water and wastewater systems and depletion and depreciation of water assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock" xlink:to="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl" xlink:title="label: CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock to pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl1" xml:lang="en-US" id="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl1">Capitalized Costs of Water and Wastewater Systems and Depletion and Depreciation of Water Assets, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock" xlink:to="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl1" xlink:title="label: CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock to pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl2" xml:lang="en-US" id="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl2">Capitalized Costs of Water and Wastewater Systems and Depreciation and Depletion Charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock" xlink:to="pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl2" xlink:title="label: CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock to pcyo_CapitalizedCostsOfWaterAndWastewaterSystemsAndDepletionAndDepreciationOfWaterAssetsPolicyPolicyTextBlock_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends" xlink:label="ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends" xlink:title="ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends" />
    <link:label xlink:type="resource" xlink:label="pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends_lbl" xml:lang="en-US" id="pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends_lbl">The proceeds from sale or disposition of export water rights, that will trigger for payment of proceeds in the form of dividends.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends" xlink:to="pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends_lbl" xlink:title="label: ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends to pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends_lbl1" xml:lang="en-US" id="pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends_lbl1">Proceeds from sale or disposition of export water rights, trigger for payment in dividends</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends" xlink:to="pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends_lbl1" xlink:title="label: ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends to pcyo_ProceedsFromSaleOrDispositionOfExportWaterRightsTriggerForPaymentInDividends_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights" xlink:label="DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights" xlink:title="DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights" />
    <link:label xlink:type="resource" xlink:label="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl" xml:lang="en-US" id="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl">Dividends receivable that relate to proceeds or sale of export water rights.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights" xlink:to="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl" xlink:title="label: DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights to pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl1" xml:lang="en-US" id="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl1">Dividends Receivable on Meeting Proceeds or Sale of Export Water Rights</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights" xlink:to="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl1" xlink:title="label: DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights to pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl2" xml:lang="en-US" id="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl2">Dividends receivable, threshold for proceeds or sale of export water rights</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights" xlink:to="pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl2" xlink:title="label: DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights to pcyo_DividendsReceivableOnMeetingProceedsOrSaleOfExportWaterRights_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember" xlink:label="ShareBasedCompensationAwardTrancheTwoandThreeMember" xlink:title="ShareBasedCompensationAwardTrancheTwoandThreeMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl" xml:lang="en-US" id="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl">Second and Third portion of share-based compensation award differentiated by a particular vesting feature, including, but not limited to, performance measure or service period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationAwardTrancheTwoandThreeMember" xlink:to="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl" xlink:title="label: ShareBasedCompensationAwardTrancheTwoandThreeMember to pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl1" xml:lang="en-US" id="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl1">Share Based Compensation Award Tranche Two and Three [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationAwardTrancheTwoandThreeMember" xlink:to="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl1" xlink:title="label: ShareBasedCompensationAwardTrancheTwoandThreeMember to pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl2" xml:lang="en-US" id="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl2">Vesting Year Two and Three [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationAwardTrancheTwoandThreeMember" xlink:to="pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl2" xlink:title="label: ShareBasedCompensationAwardTrancheTwoandThreeMember to pcyo_ShareBasedCompensationAwardTrancheTwoandThreeMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_EmployeeMember" xlink:label="EmployeeMember" xlink:title="EmployeeMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_EmployeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_EmployeeMember_lbl" xml:lang="en-US" id="pcyo_EmployeeMember_lbl">Person serving on the employee directors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeMember" xlink:to="pcyo_EmployeeMember_lbl" xlink:title="label: EmployeeMember to pcyo_EmployeeMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_EmployeeMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_EmployeeMember_lbl1" xml:lang="en-US" id="pcyo_EmployeeMember_lbl1">Employee [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeMember" xlink:to="pcyo_EmployeeMember_lbl1" xlink:title="label: EmployeeMember to pcyo_EmployeeMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NonEmployeeDirectorsMember" xlink:label="NonEmployeeDirectorsMember" xlink:title="NonEmployeeDirectorsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_NonEmployeeDirectorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NonEmployeeDirectorsMember_lbl" xml:lang="en-US" id="pcyo_NonEmployeeDirectorsMember_lbl">Person serving on the Non employee directors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonEmployeeDirectorsMember" xlink:to="pcyo_NonEmployeeDirectorsMember_lbl" xlink:title="label: NonEmployeeDirectorsMember to pcyo_NonEmployeeDirectorsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NonEmployeeDirectorsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NonEmployeeDirectorsMember_lbl1" xml:lang="en-US" id="pcyo_NonEmployeeDirectorsMember_lbl1">Non-employee Directors [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonEmployeeDirectorsMember" xlink:to="pcyo_NonEmployeeDirectorsMember_lbl1" xlink:title="label: NonEmployeeDirectorsMember to pcyo_NonEmployeeDirectorsMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_StockOptionActivityAbstract" xlink:label="StockOptionActivityAbstract" xlink:title="StockOptionActivityAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_StockOptionActivityAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_StockOptionActivityAbstract_lbl1" xml:lang="en-US" id="pcyo_StockOptionActivityAbstract_lbl1">Stock Option Activity:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockOptionActivityAbstract" xlink:to="pcyo_StockOptionActivityAbstract_lbl1" xlink:title="label: StockOptionActivityAbstract to pcyo_StockOptionActivityAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_StockOptionActivityAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_StockOptionActivityAbstract_lbl2" xml:lang="en-US" id="pcyo_StockOptionActivityAbstract_lbl2">Stock Option Activity [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockOptionActivityAbstract" xlink:to="pcyo_StockOptionActivityAbstract_lbl2" xlink:title="label: StockOptionActivityAbstract to pcyo_StockOptionActivityAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_Two004IncentivePlanAnd2014EquityPlanMember" xlink:label="Two004IncentivePlanAnd2014EquityPlanMember" xlink:title="Two004IncentivePlanAnd2014EquityPlanMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_Two004IncentivePlanAnd2014EquityPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_Two004IncentivePlanAnd2014EquityPlanMember_lbl" xml:lang="en-US" id="pcyo_Two004IncentivePlanAnd2014EquityPlanMember_lbl">Summarizes the combined stock option activity of both 2004 incentive plan and 2014 equity plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Two004IncentivePlanAnd2014EquityPlanMember" xlink:to="pcyo_Two004IncentivePlanAnd2014EquityPlanMember_lbl" xlink:title="label: Two004IncentivePlanAnd2014EquityPlanMember to pcyo_Two004IncentivePlanAnd2014EquityPlanMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_Two004IncentivePlanAnd2014EquityPlanMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_Two004IncentivePlanAnd2014EquityPlanMember_lbl1" xml:lang="en-US" id="pcyo_Two004IncentivePlanAnd2014EquityPlanMember_lbl1">2004 Incentive Plan and 2014 Equity Plan [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Two004IncentivePlanAnd2014EquityPlanMember" xlink:to="pcyo_Two004IncentivePlanAnd2014EquityPlanMember_lbl1" xlink:title="label: Two004IncentivePlanAnd2014EquityPlanMember to pcyo_Two004IncentivePlanAnd2014EquityPlanMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_Two014EquityIncentivePlanMember" xlink:label="Two014EquityIncentivePlanMember" xlink:title="Two014EquityIncentivePlanMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_Two014EquityIncentivePlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_Two014EquityIncentivePlanMember_lbl" xml:lang="en-US" id="pcyo_Two014EquityIncentivePlanMember_lbl">Equity incentive plan for Executives, eligible employees, consultants and non-employee directors of the company.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Two014EquityIncentivePlanMember" xlink:to="pcyo_Two014EquityIncentivePlanMember_lbl" xlink:title="label: Two014EquityIncentivePlanMember to pcyo_Two014EquityIncentivePlanMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_Two014EquityIncentivePlanMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_Two014EquityIncentivePlanMember_lbl1" xml:lang="en-US" id="pcyo_Two014EquityIncentivePlanMember_lbl1">2014 Equity Incentive Plan [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Two014EquityIncentivePlanMember" xlink:to="pcyo_Two014EquityIncentivePlanMember_lbl1" xlink:title="label: Two014EquityIncentivePlanMember to pcyo_Two014EquityIncentivePlanMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_Two014EquityIncentivePlanMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_Two014EquityIncentivePlanMember_lbl2" xml:lang="en-US" id="pcyo_Two014EquityIncentivePlanMember_lbl2">2014 Equity Plan [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Two014EquityIncentivePlanMember" xlink:to="pcyo_Two014EquityIncentivePlanMember_lbl2" xlink:title="label: Two014EquityIncentivePlanMember to pcyo_Two014EquityIncentivePlanMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ClassOfWarrantOrRightOutstandingExercised" xlink:label="ClassOfWarrantOrRightOutstandingExercised" xlink:title="ClassOfWarrantOrRightOutstandingExercised" />
    <link:label xlink:type="resource" xlink:label="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl" xml:lang="en-US" id="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl">Number of warrants (or share units) exercised during the current period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightOutstandingExercised" xlink:to="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl" xlink:title="label: ClassOfWarrantOrRightOutstandingExercised to pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl1" xml:lang="en-US" id="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl1">Class of Warrant or Right, Outstanding, Exercised</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightOutstandingExercised" xlink:to="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl1" xlink:title="label: ClassOfWarrantOrRightOutstandingExercised to pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl2" xml:lang="en-US" id="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl2">Warrants exercised (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightOutstandingExercised" xlink:to="pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl2" xlink:title="label: ClassOfWarrantOrRightOutstandingExercised to pcyo_ClassOfWarrantOrRightOutstandingExercised_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ClassOfWarrantOrRightExpirationTerm" xlink:label="ClassOfWarrantOrRightExpirationTerm" xlink:title="ClassOfWarrantOrRightExpirationTerm" />
    <link:label xlink:type="resource" xlink:label="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl" xml:lang="en-US" id="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl">Period between issuance and expiration of outstanding warrant and right in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExpirationTerm" xlink:to="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl" xlink:title="label: ClassOfWarrantOrRightExpirationTerm to pcyo_ClassOfWarrantOrRightExpirationTerm_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl1" xml:lang="en-US" id="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl1">Class of Warrant or Right, Expiration Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExpirationTerm" xlink:to="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl1" xlink:title="label: ClassOfWarrantOrRightExpirationTerm to pcyo_ClassOfWarrantOrRightExpirationTerm_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl2" xml:lang="en-US" id="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl2">Warrants expiration period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExpirationTerm" xlink:to="pcyo_ClassOfWarrantOrRightExpirationTerm_lbl2" xlink:title="label: ClassOfWarrantOrRightExpirationTerm to pcyo_ClassOfWarrantOrRightExpirationTerm_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation" xlink:label="PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation" xlink:title="PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl" xml:lang="en-US" id="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl">The percentage of each payment remitted to CAA holders allocated to the contingent obligation.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation" xlink:to="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl" xlink:title="label: PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation to pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl1" xml:lang="en-US" id="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl1">Percentage of Payment Remitted to CAA Holders Allocated to Contingent Obligation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation" xlink:to="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl1" xlink:title="label: PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation to pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl2" xml:lang="en-US" id="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl2">Percentage of payment remitted to CAA holders allocated to contingent obligation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation" xlink:to="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl2" xlink:title="label: PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation to pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToContingentObligation_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ContingencyRollForward" xlink:label="ContingencyRollForward" xlink:title="ContingencyRollForward" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyRollForward_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ContingencyRollForward_lbl1" xml:lang="en-US" id="pcyo_ContingencyRollForward_lbl1">Contingency [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyRollForward" xlink:to="pcyo_ContingencyRollForward_lbl1" xlink:title="label: ContingencyRollForward to pcyo_ContingencyRollForward_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ContingencyExportWaterSalePayments" xlink:label="ContingencyExportWaterSalePayments" xlink:title="ContingencyExportWaterSalePayments" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyExportWaterSalePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ContingencyExportWaterSalePayments_lbl" xml:lang="en-US" id="pcyo_ContingencyExportWaterSalePayments_lbl">The change in the contingency through export water sale payments during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyExportWaterSalePayments" xlink:to="pcyo_ContingencyExportWaterSalePayments_lbl" xlink:title="label: ContingencyExportWaterSalePayments to pcyo_ContingencyExportWaterSalePayments_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyExportWaterSalePayments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ContingencyExportWaterSalePayments_lbl1" xml:lang="en-US" id="pcyo_ContingencyExportWaterSalePayments_lbl1">Contingency, Export Water sale payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyExportWaterSalePayments" xlink:to="pcyo_ContingencyExportWaterSalePayments_lbl1" xlink:title="label: ContingencyExportWaterSalePayments to pcyo_ContingencyExportWaterSalePayments_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyExportWaterSalePayments_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ContingencyExportWaterSalePayments_lbl2" xml:lang="en-US" id="pcyo_ContingencyExportWaterSalePayments_lbl2">Export water sale payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyExportWaterSalePayments" xlink:to="pcyo_ContingencyExportWaterSalePayments_lbl2" xlink:title="label: ContingencyExportWaterSalePayments to pcyo_ContingencyExportWaterSalePayments_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ContingencyOptionPayments" xlink:label="ContingencyOptionPayments" xlink:title="ContingencyOptionPayments" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyOptionPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ContingencyOptionPayments_lbl" xml:lang="en-US" id="pcyo_ContingencyOptionPayments_lbl">The change in the contingency through option payments during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyOptionPayments" xlink:to="pcyo_ContingencyOptionPayments_lbl" xlink:title="label: ContingencyOptionPayments to pcyo_ContingencyOptionPayments_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyOptionPayments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ContingencyOptionPayments_lbl1" xml:lang="en-US" id="pcyo_ContingencyOptionPayments_lbl1">Contingency, Option payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyOptionPayments" xlink:to="pcyo_ContingencyOptionPayments_lbl1" xlink:title="label: ContingencyOptionPayments to pcyo_ContingencyOptionPayments_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyOptionPayments_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ContingencyOptionPayments_lbl2" xml:lang="en-US" id="pcyo_ContingencyOptionPayments_lbl2">Option payments - Sky Ranch and The Hills at Sky Ranch</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyOptionPayments" xlink:to="pcyo_ContingencyOptionPayments_lbl2" xlink:title="label: ContingencyOptionPayments to pcyo_ContingencyOptionPayments_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExportWaterAbstract" xlink:label="ExportWaterAbstract" xlink:title="ExportWaterAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExportWaterAbstract_lbl1" xml:lang="en-US" id="pcyo_ExportWaterAbstract_lbl1">Export Water [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterAbstract" xlink:to="pcyo_ExportWaterAbstract_lbl1" xlink:title="label: ExportWaterAbstract to pcyo_ExportWaterAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PotentialThirdPartyObligationRelinquishment" xlink:label="PotentialThirdPartyObligationRelinquishment" xlink:title="PotentialThirdPartyObligationRelinquishment" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationRelinquishment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PotentialThirdPartyObligationRelinquishment_lbl" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationRelinquishment_lbl">Total potential third-party obligation through relinquishment during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationRelinquishment" xlink:to="pcyo_PotentialThirdPartyObligationRelinquishment_lbl" xlink:title="label: PotentialThirdPartyObligationRelinquishment to pcyo_PotentialThirdPartyObligationRelinquishment_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationRelinquishment_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PotentialThirdPartyObligationRelinquishment_lbl1" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationRelinquishment_lbl1">Potential Third-Party Obligation, Relinquishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationRelinquishment" xlink:to="pcyo_PotentialThirdPartyObligationRelinquishment_lbl1" xlink:title="label: PotentialThirdPartyObligationRelinquishment to pcyo_PotentialThirdPartyObligationRelinquishment_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationRelinquishment_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_PotentialThirdPartyObligationRelinquishment_lbl2" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationRelinquishment_lbl2">Relinquishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationRelinquishment" xlink:to="pcyo_PotentialThirdPartyObligationRelinquishment_lbl2" xlink:title="label: PotentialThirdPartyObligationRelinquishment to pcyo_PotentialThirdPartyObligationRelinquishment_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_InitialExportWaterProceedsBalances" xlink:label="InitialExportWaterProceedsBalances" xlink:title="InitialExportWaterProceedsBalances" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsBalances_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_InitialExportWaterProceedsBalances_lbl" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsBalances_lbl">Initial export water proceeds as of the balance sheet date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsBalances" xlink:to="pcyo_InitialExportWaterProceedsBalances_lbl" xlink:title="label: InitialExportWaterProceedsBalances to pcyo_InitialExportWaterProceedsBalances_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsBalances_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_InitialExportWaterProceedsBalances_lbl1" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsBalances_lbl1">Initial Export Water Proceeds, Balances</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsBalances" xlink:to="pcyo_InitialExportWaterProceedsBalances_lbl1" xlink:title="label: InitialExportWaterProceedsBalances to pcyo_InitialExportWaterProceedsBalances_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsBalances_lbl2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="pcyo_InitialExportWaterProceedsBalances_lbl2" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsBalances_lbl2">Balance at end of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsBalances" xlink:to="pcyo_InitialExportWaterProceedsBalances_lbl2" xlink:title="label: InitialExportWaterProceedsBalances to pcyo_InitialExportWaterProceedsBalances_lbl2" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsBalances_lbl3" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="pcyo_InitialExportWaterProceedsBalances_lbl3" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsBalances_lbl3">Balance at beginning of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsBalances" xlink:to="pcyo_InitialExportWaterProceedsBalances_lbl3" xlink:title="label: InitialExportWaterProceedsBalances to pcyo_InitialExportWaterProceedsBalances_lbl3" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees" xlink:label="PotentialThirdPartyObligationArapahoeCountyTapFees" xlink:title="PotentialThirdPartyObligationArapahoeCountyTapFees" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl">Total potential third-party obligation through tap fees during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationArapahoeCountyTapFees" xlink:to="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl" xlink:title="label: PotentialThirdPartyObligationArapahoeCountyTapFees to pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl1" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl1">Potential Third-Party Obligation, Arapahoe County tap fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationArapahoeCountyTapFees" xlink:to="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl1" xlink:title="label: PotentialThirdPartyObligationArapahoeCountyTapFees to pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl2" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl2">Arapahoe County tap fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationArapahoeCountyTapFees" xlink:to="pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl2" xlink:title="label: PotentialThirdPartyObligationArapahoeCountyTapFees to pcyo_PotentialThirdPartyObligationArapahoeCountyTapFees_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_InitialExportWaterProceedsAcquisitions" xlink:label="InitialExportWaterProceedsAcquisitions" xlink:title="InitialExportWaterProceedsAcquisitions" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_InitialExportWaterProceedsAcquisitions_lbl" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsAcquisitions_lbl">Total proceeds from the sale of export water after payment of the Land Board royalty allocated through acquisitions during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsAcquisitions" xlink:to="pcyo_InitialExportWaterProceedsAcquisitions_lbl" xlink:title="label: InitialExportWaterProceedsAcquisitions to pcyo_InitialExportWaterProceedsAcquisitions_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsAcquisitions_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_InitialExportWaterProceedsAcquisitions_lbl1" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsAcquisitions_lbl1">Initial Export Water Proceeds, Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsAcquisitions" xlink:to="pcyo_InitialExportWaterProceedsAcquisitions_lbl1" xlink:title="label: InitialExportWaterProceedsAcquisitions to pcyo_InitialExportWaterProceedsAcquisitions_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsAcquisitions_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_InitialExportWaterProceedsAcquisitions_lbl2" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsAcquisitions_lbl2">Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsAcquisitions" xlink:to="pcyo_InitialExportWaterProceedsAcquisitions_lbl2" xlink:title="label: InitialExportWaterProceedsAcquisitions to pcyo_InitialExportWaterProceedsAcquisitions_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch" xlink:label="PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch" xlink:title="PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl">Total potential third-party obligation through option payments during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch" xlink:to="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl" xlink:title="label: PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch to pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl1" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl1">Potential Third-Party Obligation,, Option payments - Sky Ranch and The Hills at Sky Ranch</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch" xlink:to="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl1" xlink:title="label: PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch to pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl2" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl2">Option payments - Sky Ranch and The Hills at Sky Ranch</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch" xlink:to="pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl2" xlink:title="label: PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch to pcyo_PotentialThirdPartyObligationOptionPaymentsSkyRanchAndTheHillsAtSkyRanch_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ContingencyRelinquishment" xlink:label="ContingencyRelinquishment" xlink:title="ContingencyRelinquishment" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyRelinquishment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ContingencyRelinquishment_lbl" xml:lang="en-US" id="pcyo_ContingencyRelinquishment_lbl">The change in the contingency through relinquishment during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyRelinquishment" xlink:to="pcyo_ContingencyRelinquishment_lbl" xlink:title="label: ContingencyRelinquishment to pcyo_ContingencyRelinquishment_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyRelinquishment_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ContingencyRelinquishment_lbl1" xml:lang="en-US" id="pcyo_ContingencyRelinquishment_lbl1">Contingency, Relinquishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyRelinquishment" xlink:to="pcyo_ContingencyRelinquishment_lbl1" xlink:title="label: ContingencyRelinquishment to pcyo_ContingencyRelinquishment_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyRelinquishment_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ContingencyRelinquishment_lbl2" xml:lang="en-US" id="pcyo_ContingencyRelinquishment_lbl2">Relinquishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyRelinquishment" xlink:to="pcyo_ContingencyRelinquishment_lbl2" xlink:title="label: ContingencyRelinquishment to pcyo_ContingencyRelinquishment_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExpectedFutureExportWaterPayouts" xlink:label="ExpectedFutureExportWaterPayouts" xlink:title="ExpectedFutureExportWaterPayouts" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExpectedFutureExportWaterPayouts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ExpectedFutureExportWaterPayouts_lbl" xml:lang="en-US" id="pcyo_ExpectedFutureExportWaterPayouts_lbl">The amount of expected future export water payouts.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExpectedFutureExportWaterPayouts" xlink:to="pcyo_ExpectedFutureExportWaterPayouts_lbl" xlink:title="label: ExpectedFutureExportWaterPayouts to pcyo_ExpectedFutureExportWaterPayouts_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExpectedFutureExportWaterPayouts_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExpectedFutureExportWaterPayouts_lbl1" xml:lang="en-US" id="pcyo_ExpectedFutureExportWaterPayouts_lbl1">Expected future export water payouts</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExpectedFutureExportWaterPayouts" xlink:to="pcyo_ExpectedFutureExportWaterPayouts_lbl1" xlink:title="label: ExpectedFutureExportWaterPayouts to pcyo_ExpectedFutureExportWaterPayouts_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExpectedFutureExportWaterPayouts_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ExpectedFutureExportWaterPayouts_lbl2" xml:lang="en-US" id="pcyo_ExpectedFutureExportWaterPayouts_lbl2">Expected future export water payouts</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExpectedFutureExportWaterPayouts" xlink:to="pcyo_ExpectedFutureExportWaterPayouts_lbl2" xlink:title="label: ExpectedFutureExportWaterPayouts to pcyo_ExpectedFutureExportWaterPayouts_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater" xlink:label="ExpectedFutureRevenueReceivableFromSaleOfExportWater" xlink:title="ExpectedFutureRevenueReceivableFromSaleOfExportWater" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl" xml:lang="en-US" id="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl">The expected amount of revenue receivable from the sale of export water.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExpectedFutureRevenueReceivableFromSaleOfExportWater" xlink:to="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl" xlink:title="label: ExpectedFutureRevenueReceivableFromSaleOfExportWater to pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl1" xml:lang="en-US" id="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl1">Expected future Revenue Receivable from Sale of Export Water</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExpectedFutureRevenueReceivableFromSaleOfExportWater" xlink:to="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl1" xlink:title="label: ExpectedFutureRevenueReceivableFromSaleOfExportWater to pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl2" xml:lang="en-US" id="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl2">Revenue receivables from sale of export water</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExpectedFutureRevenueReceivableFromSaleOfExportWater" xlink:to="pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl2" xlink:title="label: ExpectedFutureRevenueReceivableFromSaleOfExportWater to pcyo_ExpectedFutureRevenueReceivableFromSaleOfExportWater_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ContingencyTapFees" xlink:label="ContingencyTapFees" xlink:title="ContingencyTapFees" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyTapFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ContingencyTapFees_lbl" xml:lang="en-US" id="pcyo_ContingencyTapFees_lbl">The change in the contingency through tap fees during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyTapFees" xlink:to="pcyo_ContingencyTapFees_lbl" xlink:title="label: ContingencyTapFees to pcyo_ContingencyTapFees_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyTapFees_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ContingencyTapFees_lbl1" xml:lang="en-US" id="pcyo_ContingencyTapFees_lbl1">Contingency, Tap fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyTapFees" xlink:to="pcyo_ContingencyTapFees_lbl1" xlink:title="label: ContingencyTapFees to pcyo_ContingencyTapFees_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyTapFees_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ContingencyTapFees_lbl2" xml:lang="en-US" id="pcyo_ContingencyTapFees_lbl2">Arapahoe County tap fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyTapFees" xlink:to="pcyo_ContingencyTapFees_lbl2" xlink:title="label: ContingencyTapFees to pcyo_ContingencyTapFees_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_InitialExportWaterProceedsTapFee" xlink:label="InitialExportWaterProceedsTapFee" xlink:title="InitialExportWaterProceedsTapFee" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsTapFee_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_InitialExportWaterProceedsTapFee_lbl" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsTapFee_lbl">Total proceeds from the sale of export water after payment of the Land Board royalty allocated through tap fees during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsTapFee" xlink:to="pcyo_InitialExportWaterProceedsTapFee_lbl" xlink:title="label: InitialExportWaterProceedsTapFee to pcyo_InitialExportWaterProceedsTapFee_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsTapFee_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_InitialExportWaterProceedsTapFee_lbl1" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsTapFee_lbl1">Initial Export Water Proceeds, Tap fee</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsTapFee" xlink:to="pcyo_InitialExportWaterProceedsTapFee_lbl1" xlink:title="label: InitialExportWaterProceedsTapFee to pcyo_InitialExportWaterProceedsTapFee_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsTapFee_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_InitialExportWaterProceedsTapFee_lbl2" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsTapFee_lbl2">Arapahoe County tap fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsTapFee" xlink:to="pcyo_InitialExportWaterProceedsTapFee_lbl2" xlink:title="label: InitialExportWaterProceedsTapFee to pcyo_InitialExportWaterProceedsTapFee_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ContingencyAcquisitions" xlink:label="ContingencyAcquisitions" xlink:title="ContingencyAcquisitions" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ContingencyAcquisitions_lbl" xml:lang="en-US" id="pcyo_ContingencyAcquisitions_lbl">The change in the contingency through acquisitions during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyAcquisitions" xlink:to="pcyo_ContingencyAcquisitions_lbl" xlink:title="label: ContingencyAcquisitions to pcyo_ContingencyAcquisitions_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyAcquisitions_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ContingencyAcquisitions_lbl1" xml:lang="en-US" id="pcyo_ContingencyAcquisitions_lbl1">Contingency, Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyAcquisitions" xlink:to="pcyo_ContingencyAcquisitions_lbl1" xlink:title="label: ContingencyAcquisitions to pcyo_ContingencyAcquisitions_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ContingencyAcquisitions_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ContingencyAcquisitions_lbl2" xml:lang="en-US" id="pcyo_ContingencyAcquisitions_lbl2">Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingencyAcquisitions" xlink:to="pcyo_ContingencyAcquisitions_lbl2" xlink:title="label: ContingencyAcquisitions to pcyo_ContingencyAcquisitions_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ParticipatingInterestsLiabilityRollForward" xlink:label="ParticipatingInterestsLiabilityRollForward" xlink:title="ParticipatingInterestsLiabilityRollForward" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityRollForward_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ParticipatingInterestsLiabilityRollForward_lbl1" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityRollForward_lbl1">Participating Interests Liability [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityRollForward" xlink:to="pcyo_ParticipatingInterestsLiabilityRollForward_lbl1" xlink:title="label: ParticipatingInterestsLiabilityRollForward to pcyo_ParticipatingInterestsLiabilityRollForward_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ParticipatingInterestsLiabilityTapFees" xlink:label="ParticipatingInterestsLiabilityTapFees" xlink:title="ParticipatingInterestsLiabilityTapFees" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityTapFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ParticipatingInterestsLiabilityTapFees_lbl" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityTapFees_lbl">Participating interests liability through tap fees during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityTapFees" xlink:to="pcyo_ParticipatingInterestsLiabilityTapFees_lbl" xlink:title="label: ParticipatingInterestsLiabilityTapFees to pcyo_ParticipatingInterestsLiabilityTapFees_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityTapFees_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ParticipatingInterestsLiabilityTapFees_lbl1" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityTapFees_lbl1">Participating Interests Liability, Tap fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityTapFees" xlink:to="pcyo_ParticipatingInterestsLiabilityTapFees_lbl1" xlink:title="label: ParticipatingInterestsLiabilityTapFees to pcyo_ParticipatingInterestsLiabilityTapFees_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityTapFees_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ParticipatingInterestsLiabilityTapFees_lbl2" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityTapFees_lbl2">Arapahoe County tap fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityTapFees" xlink:to="pcyo_ParticipatingInterestsLiabilityTapFees_lbl2" xlink:title="label: ParticipatingInterestsLiabilityTapFees to pcyo_ParticipatingInterestsLiabilityTapFees_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ParticipatingInterestsLiabilityRelinquishment" xlink:label="ParticipatingInterestsLiabilityRelinquishment" xlink:title="ParticipatingInterestsLiabilityRelinquishment" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl">Participating interests liability through relinquishment during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityRelinquishment" xlink:to="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl" xlink:title="label: ParticipatingInterestsLiabilityRelinquishment to pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl1" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl1">Participating Interests Liability, Relinquishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityRelinquishment" xlink:to="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl1" xlink:title="label: ParticipatingInterestsLiabilityRelinquishment to pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl2" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl2">Relinquishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityRelinquishment" xlink:to="pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl2" xlink:title="label: ParticipatingInterestsLiabilityRelinquishment to pcyo_ParticipatingInterestsLiabilityRelinquishment_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ParticipatingInterestsLiabilityAcquisitions" xlink:label="ParticipatingInterestsLiabilityAcquisitions" xlink:title="ParticipatingInterestsLiabilityAcquisitions" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl">Participating interests liability through acquisitions during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityAcquisitions" xlink:to="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl" xlink:title="label: ParticipatingInterestsLiabilityAcquisitions to pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl1" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl1">Participating Interests Liability, Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityAcquisitions" xlink:to="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl1" xlink:title="label: ParticipatingInterestsLiabilityAcquisitions to pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl2" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl2">Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityAcquisitions" xlink:to="pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl2" xlink:title="label: ParticipatingInterestsLiabilityAcquisitions to pcyo_ParticipatingInterestsLiabilityAcquisitions_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ParticipatingInterestsLiabilityOptionPayments" xlink:label="ParticipatingInterestsLiabilityOptionPayments" xlink:title="ParticipatingInterestsLiabilityOptionPayments" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl">Participating interests liability through option payments during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityOptionPayments" xlink:to="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl" xlink:title="label: ParticipatingInterestsLiabilityOptionPayments to pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl1" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl1">Participating Interests Liability, Option payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityOptionPayments" xlink:to="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl1" xlink:title="label: ParticipatingInterestsLiabilityOptionPayments to pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl2" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl2">Option payments - Sky Ranch and The Hills at Sky Ranch</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityOptionPayments" xlink:to="pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl2" xlink:title="label: ParticipatingInterestsLiabilityOptionPayments to pcyo_ParticipatingInterestsLiabilityOptionPayments_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_InitialExportWaterProceedsOptionPayments" xlink:label="InitialExportWaterProceedsOptionPayments" xlink:title="InitialExportWaterProceedsOptionPayments" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsOptionPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_InitialExportWaterProceedsOptionPayments_lbl" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsOptionPayments_lbl">Total proceeds from the sale of export water after payment of the Land Board royalty allocated through option payments during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsOptionPayments" xlink:to="pcyo_InitialExportWaterProceedsOptionPayments_lbl" xlink:title="label: InitialExportWaterProceedsOptionPayments to pcyo_InitialExportWaterProceedsOptionPayments_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsOptionPayments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_InitialExportWaterProceedsOptionPayments_lbl1" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsOptionPayments_lbl1">Initial Export Water Proceeds, Option payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsOptionPayments" xlink:to="pcyo_InitialExportWaterProceedsOptionPayments_lbl1" xlink:title="label: InitialExportWaterProceedsOptionPayments to pcyo_InitialExportWaterProceedsOptionPayments_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsOptionPayments_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_InitialExportWaterProceedsOptionPayments_lbl2" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsOptionPayments_lbl2">Option payments - Sky Ranch and The Hills at Sky Ranch</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsOptionPayments" xlink:to="pcyo_InitialExportWaterProceedsOptionPayments_lbl2" xlink:title="label: InitialExportWaterProceedsOptionPayments to pcyo_InitialExportWaterProceedsOptionPayments_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PotentialThirdPartyObligationBalances" xlink:label="PotentialThirdPartyObligationBalances" xlink:title="PotentialThirdPartyObligationBalances" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationBalances_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PotentialThirdPartyObligationBalances_lbl" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationBalances_lbl">Potential third-party obligation as of the balance sheet date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationBalances" xlink:to="pcyo_PotentialThirdPartyObligationBalances_lbl" xlink:title="label: PotentialThirdPartyObligationBalances to pcyo_PotentialThirdPartyObligationBalances_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationBalances_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PotentialThirdPartyObligationBalances_lbl1" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationBalances_lbl1">Potential Third-Party Obligation, Balances</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationBalances" xlink:to="pcyo_PotentialThirdPartyObligationBalances_lbl1" xlink:title="label: PotentialThirdPartyObligationBalances to pcyo_PotentialThirdPartyObligationBalances_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationBalances_lbl2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="pcyo_PotentialThirdPartyObligationBalances_lbl2" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationBalances_lbl2">Balance at end of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationBalances" xlink:to="pcyo_PotentialThirdPartyObligationBalances_lbl2" xlink:title="label: PotentialThirdPartyObligationBalances to pcyo_PotentialThirdPartyObligationBalances_lbl2" />
    <link:label xlink:type="resource" xlink:label="pcyo_PotentialThirdPartyObligationBalances_lbl3" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="pcyo_PotentialThirdPartyObligationBalances_lbl3" xml:lang="en-US" id="pcyo_PotentialThirdPartyObligationBalances_lbl3">Balance at beginning of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PotentialThirdPartyObligationBalances" xlink:to="pcyo_PotentialThirdPartyObligationBalances_lbl3" xlink:title="label: PotentialThirdPartyObligationBalances to pcyo_PotentialThirdPartyObligationBalances_lbl3" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount" xlink:label="PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount" xlink:title="PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl" xml:lang="en-US" id="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl">The percentage of each payment remitted to CAA holders allocated to the recorded liability account.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount" xlink:to="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl" xlink:title="label: PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount to pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl1" xml:lang="en-US" id="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl1">Percentage of Payment Remitted to CAA Holders Allocated to Recorded Liability Account</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount" xlink:to="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl1" xlink:title="label: PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount to pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl2" xml:lang="en-US" id="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl2">Percentage of payment remitted to CAA holders allocated to recorded liability account</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount" xlink:to="pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl2" xlink:title="label: PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount to pcyo_PercentageOfPaymentRemittedToCAAHoldersAllocatedToRecordedLiabilityAccount_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability" xlink:label="PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability" xlink:title="PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl" xml:lang="en-US" id="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl">The percentage of original recorded liability as compared to total original liability.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability" xlink:to="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl" xlink:title="label: PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability to pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl1" xml:lang="en-US" id="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl1">Percentage of Original Recorded Liability to Original Total Liability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability" xlink:to="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl1" xlink:title="label: PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability to pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl2" xml:lang="en-US" id="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl2">Percentage of original recorded liability compared to original total liability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability" xlink:to="pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl2" xlink:title="label: PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability to pcyo_PercentageOfOriginalRecordedLiabilityToOriginalTotalLiability_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_InitialExportWaterProceedsRelinquishment" xlink:label="InitialExportWaterProceedsRelinquishment" xlink:title="InitialExportWaterProceedsRelinquishment" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsRelinquishment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_InitialExportWaterProceedsRelinquishment_lbl" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsRelinquishment_lbl">Total proceeds from the sale of export water after payment of the Land Board royalty allocated through relinquishment during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsRelinquishment" xlink:to="pcyo_InitialExportWaterProceedsRelinquishment_lbl" xlink:title="label: InitialExportWaterProceedsRelinquishment to pcyo_InitialExportWaterProceedsRelinquishment_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsRelinquishment_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_InitialExportWaterProceedsRelinquishment_lbl1" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsRelinquishment_lbl1">Initial Export Water Proceeds, Relinquishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsRelinquishment" xlink:to="pcyo_InitialExportWaterProceedsRelinquishment_lbl1" xlink:title="label: InitialExportWaterProceedsRelinquishment to pcyo_InitialExportWaterProceedsRelinquishment_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsRelinquishment_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_InitialExportWaterProceedsRelinquishment_lbl2" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsRelinquishment_lbl2">Relinquishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsRelinquishment" xlink:to="pcyo_InitialExportWaterProceedsRelinquishment_lbl2" xlink:title="label: InitialExportWaterProceedsRelinquishment to pcyo_InitialExportWaterProceedsRelinquishment_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_TotalPotentialThirdPartyObligationAcquisitions" xlink:label="TotalPotentialThirdPartyObligationAcquisitions" xlink:title="TotalPotentialThirdPartyObligationAcquisitions" />
    <link:label xlink:type="resource" xlink:label="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl" xml:lang="en-US" id="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl">Total potential third-party obligation through acquisitions during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TotalPotentialThirdPartyObligationAcquisitions" xlink:to="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl" xlink:title="label: TotalPotentialThirdPartyObligationAcquisitions to pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl1" xml:lang="en-US" id="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl1">Total Potential Third-Party Obligation, Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TotalPotentialThirdPartyObligationAcquisitions" xlink:to="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl1" xlink:title="label: TotalPotentialThirdPartyObligationAcquisitions to pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl2" xml:lang="en-US" id="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl2">Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TotalPotentialThirdPartyObligationAcquisitions" xlink:to="pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl2" xlink:title="label: TotalPotentialThirdPartyObligationAcquisitions to pcyo_TotalPotentialThirdPartyObligationAcquisitions_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExportWaterProceedsReceivedRollForward" xlink:label="ExportWaterProceedsReceivedRollForward" xlink:title="ExportWaterProceedsReceivedRollForward" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedRollForward_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExportWaterProceedsReceivedRollForward_lbl1" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedRollForward_lbl1">Export Water Proceeds Received [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedRollForward" xlink:to="pcyo_ExportWaterProceedsReceivedRollForward_lbl1" xlink:title="label: ExportWaterProceedsReceivedRollForward to pcyo_ExportWaterProceedsReceivedRollForward_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExportWaterProceedsReceivedBalances" xlink:label="ExportWaterProceedsReceivedBalances" xlink:title="ExportWaterProceedsReceivedBalances" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedBalances_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ExportWaterProceedsReceivedBalances_lbl" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedBalances_lbl">Export water proceeds received as of the balance sheet date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedBalances" xlink:to="pcyo_ExportWaterProceedsReceivedBalances_lbl" xlink:title="label: ExportWaterProceedsReceivedBalances to pcyo_ExportWaterProceedsReceivedBalances_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedBalances_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExportWaterProceedsReceivedBalances_lbl1" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedBalances_lbl1">Export water proceeds received, Balances</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedBalances" xlink:to="pcyo_ExportWaterProceedsReceivedBalances_lbl1" xlink:title="label: ExportWaterProceedsReceivedBalances to pcyo_ExportWaterProceedsReceivedBalances_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedBalances_lbl2" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="pcyo_ExportWaterProceedsReceivedBalances_lbl2" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedBalances_lbl2">Balance at beginning of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedBalances" xlink:to="pcyo_ExportWaterProceedsReceivedBalances_lbl2" xlink:title="label: ExportWaterProceedsReceivedBalances to pcyo_ExportWaterProceedsReceivedBalances_lbl2" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedBalances_lbl3" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="pcyo_ExportWaterProceedsReceivedBalances_lbl3" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedBalances_lbl3">Balance at end of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedBalances" xlink:to="pcyo_ExportWaterProceedsReceivedBalances_lbl3" xlink:title="label: ExportWaterProceedsReceivedBalances to pcyo_ExportWaterProceedsReceivedBalances_lbl3" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExportWaterProceedsReceivedOptionPayments" xlink:label="ExportWaterProceedsReceivedOptionPayments" xlink:title="ExportWaterProceedsReceivedOptionPayments" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl">Export water proceeds received through option payments during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedOptionPayments" xlink:to="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl" xlink:title="label: ExportWaterProceedsReceivedOptionPayments to pcyo_ExportWaterProceedsReceivedOptionPayments_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl1" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl1">Export water proceeds received, Option Payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedOptionPayments" xlink:to="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl1" xlink:title="label: ExportWaterProceedsReceivedOptionPayments to pcyo_ExportWaterProceedsReceivedOptionPayments_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl2" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl2">Option payments - Sky Ranch and The Hills at Sky Ranch</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedOptionPayments" xlink:to="pcyo_ExportWaterProceedsReceivedOptionPayments_lbl2" xlink:title="label: ExportWaterProceedsReceivedOptionPayments to pcyo_ExportWaterProceedsReceivedOptionPayments_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExportWaterProceedsReceivedAcquisitions" xlink:label="ExportWaterProceedsReceivedAcquisitions" xlink:title="ExportWaterProceedsReceivedAcquisitions" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl">Export water proceeds received through acquisitions during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedAcquisitions" xlink:to="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl" xlink:title="label: ExportWaterProceedsReceivedAcquisitions to pcyo_ExportWaterProceedsReceivedAcquisitions_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl1" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl1">Export water proceeds received, Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedAcquisitions" xlink:to="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl1" xlink:title="label: ExportWaterProceedsReceivedAcquisitions to pcyo_ExportWaterProceedsReceivedAcquisitions_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl2" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl2">Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedAcquisitions" xlink:to="pcyo_ExportWaterProceedsReceivedAcquisitions_lbl2" xlink:title="label: ExportWaterProceedsReceivedAcquisitions to pcyo_ExportWaterProceedsReceivedAcquisitions_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExportWaterProceedsReceivedSalePayments" xlink:label="ExportWaterProceedsReceivedSalePayments" xlink:title="ExportWaterProceedsReceivedSalePayments" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedSalePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ExportWaterProceedsReceivedSalePayments_lbl" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedSalePayments_lbl">Export water proceeds received through export water sale payments during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedSalePayments" xlink:to="pcyo_ExportWaterProceedsReceivedSalePayments_lbl" xlink:title="label: ExportWaterProceedsReceivedSalePayments to pcyo_ExportWaterProceedsReceivedSalePayments_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedSalePayments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExportWaterProceedsReceivedSalePayments_lbl1" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedSalePayments_lbl1">Export water proceeds received, Sale Payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedSalePayments" xlink:to="pcyo_ExportWaterProceedsReceivedSalePayments_lbl1" xlink:title="label: ExportWaterProceedsReceivedSalePayments to pcyo_ExportWaterProceedsReceivedSalePayments_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedSalePayments_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ExportWaterProceedsReceivedSalePayments_lbl2" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedSalePayments_lbl2">Export water sale payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedSalePayments" xlink:to="pcyo_ExportWaterProceedsReceivedSalePayments_lbl2" xlink:title="label: ExportWaterProceedsReceivedSalePayments to pcyo_ExportWaterProceedsReceivedSalePayments_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExportWaterProceedsReceivedTapFees" xlink:label="ExportWaterProceedsReceivedTapFees" xlink:title="ExportWaterProceedsReceivedTapFees" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedTapFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ExportWaterProceedsReceivedTapFees_lbl" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedTapFees_lbl">Export water proceeds received through tap fees during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedTapFees" xlink:to="pcyo_ExportWaterProceedsReceivedTapFees_lbl" xlink:title="label: ExportWaterProceedsReceivedTapFees to pcyo_ExportWaterProceedsReceivedTapFees_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedTapFees_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExportWaterProceedsReceivedTapFees_lbl1" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedTapFees_lbl1">Export water proceeds received, Tap Fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedTapFees" xlink:to="pcyo_ExportWaterProceedsReceivedTapFees_lbl1" xlink:title="label: ExportWaterProceedsReceivedTapFees to pcyo_ExportWaterProceedsReceivedTapFees_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedTapFees_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ExportWaterProceedsReceivedTapFees_lbl2" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedTapFees_lbl2">Arapahoe County tap fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedTapFees" xlink:to="pcyo_ExportWaterProceedsReceivedTapFees_lbl2" xlink:title="label: ExportWaterProceedsReceivedTapFees to pcyo_ExportWaterProceedsReceivedTapFees_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ExportWaterProceedsReceivedRelinquishment" xlink:label="ExportWaterProceedsReceivedRelinquishment" xlink:title="ExportWaterProceedsReceivedRelinquishment" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl">Export water proceeds received through relinquishment during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedRelinquishment" xlink:to="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl" xlink:title="label: ExportWaterProceedsReceivedRelinquishment to pcyo_ExportWaterProceedsReceivedRelinquishment_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl1" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl1">Export water proceeds received, Relinquishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedRelinquishment" xlink:to="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl1" xlink:title="label: ExportWaterProceedsReceivedRelinquishment to pcyo_ExportWaterProceedsReceivedRelinquishment_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl2" xml:lang="en-US" id="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl2">Relinquishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExportWaterProceedsReceivedRelinquishment" xlink:to="pcyo_ExportWaterProceedsReceivedRelinquishment_lbl2" xlink:title="label: ExportWaterProceedsReceivedRelinquishment to pcyo_ExportWaterProceedsReceivedRelinquishment_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated" xlink:label="PercentageOfNetProceedsFromSaleOfExportWaterAllocated" xlink:title="PercentageOfNetProceedsFromSaleOfExportWaterAllocated" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl" xml:lang="en-US" id="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl">The percentage of net proceeds of export water allocated after payment of land board royalty.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfNetProceedsFromSaleOfExportWaterAllocated" xlink:to="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl" xlink:title="label: PercentageOfNetProceedsFromSaleOfExportWaterAllocated to pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl1" xml:lang="en-US" id="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl1">Percentage of Net Proceeds from Sale of Export Water Allocated</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfNetProceedsFromSaleOfExportWaterAllocated" xlink:to="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl1" xlink:title="label: PercentageOfNetProceedsFromSaleOfExportWaterAllocated to pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl2" xml:lang="en-US" id="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl2">Percentage of net proceeds from sale of export water allocated</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfNetProceedsFromSaleOfExportWaterAllocated" xlink:to="pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl2" xlink:title="label: PercentageOfNetProceedsFromSaleOfExportWaterAllocated to pcyo_PercentageOfNetProceedsFromSaleOfExportWaterAllocated_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments" xlink:label="ParticipatingInterestsLiabilityExportWaterSalePayments" xlink:title="ParticipatingInterestsLiabilityExportWaterSalePayments" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl">Participating interests liability through export water sale payments during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityExportWaterSalePayments" xlink:to="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl" xlink:title="label: ParticipatingInterestsLiabilityExportWaterSalePayments to pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl1" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl1">Participating Interests Liability, Export Water sale payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityExportWaterSalePayments" xlink:to="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl1" xlink:title="label: ParticipatingInterestsLiabilityExportWaterSalePayments to pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl2" xml:lang="en-US" id="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl2">Export water sale payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParticipatingInterestsLiabilityExportWaterSalePayments" xlink:to="pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl2" xlink:title="label: ParticipatingInterestsLiabilityExportWaterSalePayments to pcyo_ParticipatingInterestsLiabilityExportWaterSalePayments_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_InitialExportWaterProceedsRollForward" xlink:label="InitialExportWaterProceedsRollForward" xlink:title="InitialExportWaterProceedsRollForward" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsRollForward_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_InitialExportWaterProceedsRollForward_lbl1" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsRollForward_lbl1">Initial Export Water Proceeds [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsRollForward" xlink:to="pcyo_InitialExportWaterProceedsRollForward_lbl1" xlink:title="label: InitialExportWaterProceedsRollForward to pcyo_InitialExportWaterProceedsRollForward_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsRollForward_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_InitialExportWaterProceedsRollForward_lbl2" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsRollForward_lbl2">Initial Export Water Proceeds To Pure Cycle [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsRollForward" xlink:to="pcyo_InitialExportWaterProceedsRollForward_lbl2" xlink:title="label: InitialExportWaterProceedsRollForward to pcyo_InitialExportWaterProceedsRollForward_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_InitialExportWaterProceedsExportWaterSalePayments" xlink:label="InitialExportWaterProceedsExportWaterSalePayments" xlink:title="InitialExportWaterProceedsExportWaterSalePayments" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl">Total proceeds from the sale of export water after payment of the Land Board royalty allocated through export water sale payments during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsExportWaterSalePayments" xlink:to="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl" xlink:title="label: InitialExportWaterProceedsExportWaterSalePayments to pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl1" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl1">Initial Export Water Proceeds, Export Water sale payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsExportWaterSalePayments" xlink:to="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl1" xlink:title="label: InitialExportWaterProceedsExportWaterSalePayments to pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl2" xml:lang="en-US" id="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl2">Export water sale payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InitialExportWaterProceedsExportWaterSalePayments" xlink:to="pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl2" xlink:title="label: InitialExportWaterProceedsExportWaterSalePayments to pcyo_InitialExportWaterProceedsExportWaterSalePayments_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_TotalPotentialThirdPartyObligationRollForward" xlink:label="TotalPotentialThirdPartyObligationRollForward" xlink:title="TotalPotentialThirdPartyObligationRollForward" />
    <link:label xlink:type="resource" xlink:label="pcyo_TotalPotentialThirdPartyObligationRollForward_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_TotalPotentialThirdPartyObligationRollForward_lbl1" xml:lang="en-US" id="pcyo_TotalPotentialThirdPartyObligationRollForward_lbl1">Total Potential Third-Party Obligation [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TotalPotentialThirdPartyObligationRollForward" xlink:to="pcyo_TotalPotentialThirdPartyObligationRollForward_lbl1" xlink:title="label: TotalPotentialThirdPartyObligationRollForward to pcyo_TotalPotentialThirdPartyObligationRollForward_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments" xlink:label="TotalPotentialThirdPartyObligationExportWaterSalePayments" xlink:title="TotalPotentialThirdPartyObligationExportWaterSalePayments" />
    <link:label xlink:type="resource" xlink:label="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl" xml:lang="en-US" id="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl">Total potential third-party obligation through export water sale payments during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TotalPotentialThirdPartyObligationExportWaterSalePayments" xlink:to="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl" xlink:title="label: TotalPotentialThirdPartyObligationExportWaterSalePayments to pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl1" xml:lang="en-US" id="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl1">Total Potential Third-Party Obligation, Export Water sale payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TotalPotentialThirdPartyObligationExportWaterSalePayments" xlink:to="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl1" xlink:title="label: TotalPotentialThirdPartyObligationExportWaterSalePayments to pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl2" xml:lang="en-US" id="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl2">Export water sale payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TotalPotentialThirdPartyObligationExportWaterSalePayments" xlink:to="pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl2" xlink:title="label: TotalPotentialThirdPartyObligationExportWaterSalePayments to pcyo_TotalPotentialThirdPartyObligationExportWaterSalePayments_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_UnauditedQuarterlyFinancialDataTable" xlink:label="UnauditedQuarterlyFinancialDataTable" xlink:title="UnauditedQuarterlyFinancialDataTable" />
    <link:label xlink:type="resource" xlink:label="pcyo_UnauditedQuarterlyFinancialDataTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_UnauditedQuarterlyFinancialDataTable_lbl" xml:lang="en-US" id="pcyo_UnauditedQuarterlyFinancialDataTable_lbl">Disclosure of information about transactions related to unaudited quarterly financial data.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnauditedQuarterlyFinancialDataTable" xlink:to="pcyo_UnauditedQuarterlyFinancialDataTable_lbl" xlink:title="label: UnauditedQuarterlyFinancialDataTable to pcyo_UnauditedQuarterlyFinancialDataTable_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_UnauditedQuarterlyFinancialDataTable_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_UnauditedQuarterlyFinancialDataTable_lbl1" xml:lang="en-US" id="pcyo_UnauditedQuarterlyFinancialDataTable_lbl1">Unaudited Quarterly Financial Data [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnauditedQuarterlyFinancialDataTable" xlink:to="pcyo_UnauditedQuarterlyFinancialDataTable_lbl1" xlink:title="label: UnauditedQuarterlyFinancialDataTable to pcyo_UnauditedQuarterlyFinancialDataTable_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_UnauditedQuarterlyFinancialDataLineItems" xlink:label="UnauditedQuarterlyFinancialDataLineItems" xlink:title="UnauditedQuarterlyFinancialDataLineItems" />
    <link:label xlink:type="resource" xlink:label="pcyo_UnauditedQuarterlyFinancialDataLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_UnauditedQuarterlyFinancialDataLineItems_lbl" xml:lang="en-US" id="pcyo_UnauditedQuarterlyFinancialDataLineItems_lbl">Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnauditedQuarterlyFinancialDataLineItems" xlink:to="pcyo_UnauditedQuarterlyFinancialDataLineItems_lbl" xlink:title="label: UnauditedQuarterlyFinancialDataLineItems to pcyo_UnauditedQuarterlyFinancialDataLineItems_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_UnauditedQuarterlyFinancialDataLineItems_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_UnauditedQuarterlyFinancialDataLineItems_lbl1" xml:lang="en-US" id="pcyo_UnauditedQuarterlyFinancialDataLineItems_lbl1">Unaudited Quarterly Financial Data [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnauditedQuarterlyFinancialDataLineItems" xlink:to="pcyo_UnauditedQuarterlyFinancialDataLineItems_lbl1" xlink:title="label: UnauditedQuarterlyFinancialDataLineItems to pcyo_UnauditedQuarterlyFinancialDataLineItems_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_EstimatedWISECostsAbstract" xlink:label="EstimatedWISECostsAbstract" xlink:title="EstimatedWISECostsAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_EstimatedWISECostsAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_EstimatedWISECostsAbstract_lbl1" xml:lang="en-US" id="pcyo_EstimatedWISECostsAbstract_lbl1">Estimated WISE Costs [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EstimatedWISECostsAbstract" xlink:to="pcyo_EstimatedWISECostsAbstract_lbl1" xlink:title="label: EstimatedWISECostsAbstract to pcyo_EstimatedWISECostsAbstract_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears" xlink:label="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears" xlink:title="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl">Estimated costs for water transmission line and additional facilities, water and related assets and to fund operations and water deliveries, due in two years.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl1" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl1">Related Party Transaction Estimated Due From To Related Party Due In Two Years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl1" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl2" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInTwoYears_lbl2">Estimated costs, 2020</link:label>
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    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears" xlink:label="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears" xlink:title="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl">Estimated costs for water transmission line and additional facilities, water and related assets and to fund operations and water deliveries, due in four years.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl1" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl1">Related Party Transaction Estimated Due From To Related Party Due In Four Years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl1" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl2" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl2">Estimated costs, 2022</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl2" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFourYears_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_MrNelsonMember" xlink:label="MrNelsonMember" xlink:title="MrNelsonMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_MrNelsonMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_MrNelsonMember_lbl" xml:lang="en-US" id="pcyo_MrNelsonMember_lbl">The individual 50% owner of the related party parent company.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MrNelsonMember" xlink:to="pcyo_MrNelsonMember_lbl" xlink:title="label: MrNelsonMember to pcyo_MrNelsonMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_MrNelsonMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_MrNelsonMember_lbl1" xml:lang="en-US" id="pcyo_MrNelsonMember_lbl1">Mr. Nelson [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MrNelsonMember" xlink:to="pcyo_MrNelsonMember_lbl1" xlink:title="label: MrNelsonMember to pcyo_MrNelsonMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RangeviewDistrictAndSkyRanchDistrictMember" xlink:label="RangeviewDistrictAndSkyRanchDistrictMember" xlink:title="RangeviewDistrictAndSkyRanchDistrictMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl" xml:lang="en-US" id="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl">The Rangeview District is a quasi-municipal corporation and political subdivision of Colorado formed in 1986 for the purpose of providing water and wastewater service to the Lowry Range and other approved areas and The Sky Ranch District is an operation Funding Agreement with one of the Sky Ranch Districts obligating the Company to advance funding to the Sky Ranch District for the operation and maintenance expenses.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewDistrictAndSkyRanchDistrictMember" xlink:to="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl" xlink:title="label: RangeviewDistrictAndSkyRanchDistrictMember to pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl1" xml:lang="en-US" id="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl1">Rangeview District and Sky Ranch District [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewDistrictAndSkyRanchDistrictMember" xlink:to="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl1" xlink:title="label: RangeviewDistrictAndSkyRanchDistrictMember to pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl2" xml:lang="en-US" id="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl2">Rangeview District and Sky Ranch District [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeviewDistrictAndSkyRanchDistrictMember" xlink:to="pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl2" xlink:title="label: RangeviewDistrictAndSkyRanchDistrictMember to pcyo_RangeviewDistrictAndSkyRanchDistrictMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears" xlink:label="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears" xlink:title="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl">Estimated costs for water transmission line and additional facilities, water and related assets and to fund operations and water deliveries, due in five years.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl1" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl1">Related Party Transaction Estimated Due From To Related Party Due In Five Years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl1" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl2" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl2">Estimated costs, 2023</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl2" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInFiveYears_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths" xlink:label="RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths" xlink:title="RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl">Estimated costs for water transmission line and additional facilities, water and related assets and to fund operations and water deliveries, due within twelve months.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl1" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl1">Related Party Transaction Estimated Due From To Relate Party Due Within Twelve Months</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl1" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl2" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl2">Estimated costs, 2019</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl2" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatePartyDueWithinTwelveMonths_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears" xlink:label="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears" xlink:title="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl">Estimated costs for water transmission line and additional facilities, water and related assets and to fund operations and water deliveries, due in three years.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl1" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl1">Related Party Transaction Estimated Due From To Related Party Due In Three Years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl1" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl2" xml:lang="en-US" id="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl2">Estimated costs, 2021</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears" xlink:to="pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl2" xlink:title="label: RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears to pcyo_RelatedPartyTransactionEstimatedDueFromToRelatedPartyDueInThreeYears_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NelsonPipelineConstructorsLLCMember" xlink:label="NelsonPipelineConstructorsLLCMember" xlink:title="NelsonPipelineConstructorsLLCMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_NelsonPipelineConstructorsLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NelsonPipelineConstructorsLLCMember_lbl" xml:lang="en-US" id="pcyo_NelsonPipelineConstructorsLLCMember_lbl">Nelson Pipeline Constructors LLC is a wholly owned subsidiary of Nelson Infrastructure Services LLC, which has ownership interest. Excludes equity method investee and named security investment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NelsonPipelineConstructorsLLCMember" xlink:to="pcyo_NelsonPipelineConstructorsLLCMember_lbl" xlink:title="label: NelsonPipelineConstructorsLLCMember to pcyo_NelsonPipelineConstructorsLLCMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NelsonPipelineConstructorsLLCMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NelsonPipelineConstructorsLLCMember_lbl1" xml:lang="en-US" id="pcyo_NelsonPipelineConstructorsLLCMember_lbl1">Nelson Pipeline Constructors LLC [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NelsonPipelineConstructorsLLCMember" xlink:to="pcyo_NelsonPipelineConstructorsLLCMember_lbl1" xlink:title="label: NelsonPipelineConstructorsLLCMember to pcyo_NelsonPipelineConstructorsLLCMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WaterAndWastewaterServicesMember" xlink:label="WaterAndWastewaterServicesMember" xlink:title="WaterAndWastewaterServicesMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterAndWastewaterServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WaterAndWastewaterServicesMember_lbl" xml:lang="en-US" id="pcyo_WaterAndWastewaterServicesMember_lbl">The services related to water and wastewater treatment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterAndWastewaterServicesMember" xlink:to="pcyo_WaterAndWastewaterServicesMember_lbl" xlink:title="label: WaterAndWastewaterServicesMember to pcyo_WaterAndWastewaterServicesMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterAndWastewaterServicesMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WaterAndWastewaterServicesMember_lbl1" xml:lang="en-US" id="pcyo_WaterAndWastewaterServicesMember_lbl1">Water and Wastewater Services [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterAndWastewaterServicesMember" xlink:to="pcyo_WaterAndWastewaterServicesMember_lbl1" xlink:title="label: WaterAndWastewaterServicesMember to pcyo_WaterAndWastewaterServicesMember_lbl1" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_FacilitiesFundingAndAcquisitionAgreementMember" xlink:label="FacilitiesFundingAndAcquisitionAgreementMember" xlink:title="FacilitiesFundingAndAcquisitionAgreementMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl" xml:lang="en-US" id="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl">The facilities funding and acquisition agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FacilitiesFundingAndAcquisitionAgreementMember" xlink:to="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl" xlink:title="label: FacilitiesFundingAndAcquisitionAgreementMember to pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl1" xml:lang="en-US" id="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl1">Facilities Funding and Acquisition Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FacilitiesFundingAndAcquisitionAgreementMember" xlink:to="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl1" xlink:title="label: FacilitiesFundingAndAcquisitionAgreementMember to pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl2" xml:lang="en-US" id="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl2">Facilities Funding and Acquisition Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FacilitiesFundingAndAcquisitionAgreementMember" xlink:to="pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl2" xlink:title="label: FacilitiesFundingAndAcquisitionAgreementMember to pcyo_FacilitiesFundingAndAcquisitionAgreementMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CommunityAuthorityBoardMember" xlink:label="CommunityAuthorityBoardMember" xlink:title="CommunityAuthorityBoardMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_CommunityAuthorityBoardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_CommunityAuthorityBoardMember_lbl" xml:lang="en-US" id="pcyo_CommunityAuthorityBoardMember_lbl">The community authority board.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommunityAuthorityBoardMember" xlink:to="pcyo_CommunityAuthorityBoardMember_lbl" xlink:title="label: CommunityAuthorityBoardMember to pcyo_CommunityAuthorityBoardMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_CommunityAuthorityBoardMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CommunityAuthorityBoardMember_lbl1" xml:lang="en-US" id="pcyo_CommunityAuthorityBoardMember_lbl1">Community Authority Board [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommunityAuthorityBoardMember" xlink:to="pcyo_CommunityAuthorityBoardMember_lbl1" xlink:title="label: CommunityAuthorityBoardMember to pcyo_CommunityAuthorityBoardMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_CommunityAuthorityBoardMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_CommunityAuthorityBoardMember_lbl2" xml:lang="en-US" id="pcyo_CommunityAuthorityBoardMember_lbl2">Sky Ranch Community Authority Board [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommunityAuthorityBoardMember" xlink:to="pcyo_CommunityAuthorityBoardMember_lbl2" xlink:title="label: CommunityAuthorityBoardMember to pcyo_CommunityAuthorityBoardMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_OtherOperationsMember" xlink:label="OtherOperationsMember" xlink:title="OtherOperationsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherOperationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_OtherOperationsMember_lbl" xml:lang="en-US" id="pcyo_OtherOperationsMember_lbl">The estimated costs related to other.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherOperationsMember" xlink:to="pcyo_OtherOperationsMember_lbl" xlink:title="label: OtherOperationsMember to pcyo_OtherOperationsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherOperationsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_OtherOperationsMember_lbl1" xml:lang="en-US" id="pcyo_OtherOperationsMember_lbl1">Other Operations [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherOperationsMember" xlink:to="pcyo_OtherOperationsMember_lbl1" xlink:title="label: OtherOperationsMember to pcyo_OtherOperationsMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_OtherOperationsMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_OtherOperationsMember_lbl2" xml:lang="en-US" id="pcyo_OtherOperationsMember_lbl2">Other [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherOperationsMember" xlink:to="pcyo_OtherOperationsMember_lbl2" xlink:title="label: OtherOperationsMember to pcyo_OtherOperationsMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_OperationsMember" xlink:label="OperationsMember" xlink:title="OperationsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_OperationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_OperationsMember_lbl" xml:lang="en-US" id="pcyo_OperationsMember_lbl">The estimated costs related to operations.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperationsMember" xlink:to="pcyo_OperationsMember_lbl" xlink:title="label: OperationsMember to pcyo_OperationsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_OperationsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_OperationsMember_lbl1" xml:lang="en-US" id="pcyo_OperationsMember_lbl1">Operations [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperationsMember" xlink:to="pcyo_OperationsMember_lbl1" xlink:title="label: OperationsMember to pcyo_OperationsMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_OperationsMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_OperationsMember_lbl2" xml:lang="en-US" id="pcyo_OperationsMember_lbl2">Operations [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperationsMember" xlink:to="pcyo_OperationsMember_lbl2" xlink:title="label: OperationsMember to pcyo_OperationsMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_CapitalOperationsMember" xlink:label="CapitalOperationsMember" xlink:title="CapitalOperationsMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_CapitalOperationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_CapitalOperationsMember_lbl" xml:lang="en-US" id="pcyo_CapitalOperationsMember_lbl">The estimated costs related to capital.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalOperationsMember" xlink:to="pcyo_CapitalOperationsMember_lbl" xlink:title="label: CapitalOperationsMember to pcyo_CapitalOperationsMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_CapitalOperationsMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_CapitalOperationsMember_lbl1" xml:lang="en-US" id="pcyo_CapitalOperationsMember_lbl1">Capital Operations [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalOperationsMember" xlink:to="pcyo_CapitalOperationsMember_lbl1" xlink:title="label: CapitalOperationsMember to pcyo_CapitalOperationsMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_CapitalOperationsMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_CapitalOperationsMember_lbl2" xml:lang="en-US" id="pcyo_CapitalOperationsMember_lbl2">Capital [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalOperationsMember" xlink:to="pcyo_CapitalOperationsMember_lbl2" xlink:title="label: CapitalOperationsMember to pcyo_CapitalOperationsMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_WaterDeliveryMember" xlink:label="WaterDeliveryMember" xlink:title="WaterDeliveryMember" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterDeliveryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_WaterDeliveryMember_lbl" xml:lang="en-US" id="pcyo_WaterDeliveryMember_lbl">The estimated costs related to water delivery.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterDeliveryMember" xlink:to="pcyo_WaterDeliveryMember_lbl" xlink:title="label: WaterDeliveryMember to pcyo_WaterDeliveryMember_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterDeliveryMember_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_WaterDeliveryMember_lbl1" xml:lang="en-US" id="pcyo_WaterDeliveryMember_lbl1">Water Delivery [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterDeliveryMember" xlink:to="pcyo_WaterDeliveryMember_lbl1" xlink:title="label: WaterDeliveryMember to pcyo_WaterDeliveryMember_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_WaterDeliveryMember_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_WaterDeliveryMember_lbl2" xml:lang="en-US" id="pcyo_WaterDeliveryMember_lbl2">Water Delivery [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaterDeliveryMember" xlink:to="pcyo_WaterDeliveryMember_lbl2" xlink:title="label: WaterDeliveryMember to pcyo_WaterDeliveryMember_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RelatedPartyTransactionsDisclosureAbstract" xlink:label="RelatedPartyTransactionsDisclosureAbstract" xlink:title="RelatedPartyTransactionsDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionsDisclosureAbstract_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RelatedPartyTransactionsDisclosureAbstract_lbl1" xml:lang="en-US" id="pcyo_RelatedPartyTransactionsDisclosureAbstract_lbl1">Related Party Transactions Disclosure [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionsDisclosureAbstract" xlink:to="pcyo_RelatedPartyTransactionsDisclosureAbstract_lbl1" xlink:title="label: RelatedPartyTransactionsDisclosureAbstract to pcyo_RelatedPartyTransactionsDisclosureAbstract_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyTransactionsDisclosureAbstract_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RelatedPartyTransactionsDisclosureAbstract_lbl2" xml:lang="en-US" id="pcyo_RelatedPartyTransactionsDisclosureAbstract_lbl2">Related Party Transactions [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionsDisclosureAbstract" xlink:to="pcyo_RelatedPartyTransactionsDisclosureAbstract_lbl2" xlink:title="label: RelatedPartyTransactionsDisclosureAbstract to pcyo_RelatedPartyTransactionsDisclosureAbstract_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_RelatedPartyEstimatedCost" xlink:label="RelatedPartyEstimatedCost" xlink:title="RelatedPartyEstimatedCost" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyEstimatedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_RelatedPartyEstimatedCost_lbl" xml:lang="en-US" id="pcyo_RelatedPartyEstimatedCost_lbl">Amount of estimated cost for improvements for Sky Ranch with respect to earthwork, erosion control, streets, drainage and landscaping.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyEstimatedCost" xlink:to="pcyo_RelatedPartyEstimatedCost_lbl" xlink:title="label: RelatedPartyEstimatedCost to pcyo_RelatedPartyEstimatedCost_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyEstimatedCost_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_RelatedPartyEstimatedCost_lbl1" xml:lang="en-US" id="pcyo_RelatedPartyEstimatedCost_lbl1">Related Party Estimated Cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyEstimatedCost" xlink:to="pcyo_RelatedPartyEstimatedCost_lbl1" xlink:title="label: RelatedPartyEstimatedCost to pcyo_RelatedPartyEstimatedCost_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_RelatedPartyEstimatedCost_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_RelatedPartyEstimatedCost_lbl2" xml:lang="en-US" id="pcyo_RelatedPartyEstimatedCost_lbl2">Estimated cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyEstimatedCost" xlink:to="pcyo_RelatedPartyEstimatedCost_lbl2" xlink:title="label: RelatedPartyEstimatedCost to pcyo_RelatedPartyEstimatedCost_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfEmployeeBoardOfDirectors" xlink:label="NumberOfEmployeeBoardOfDirectors" xlink:title="NumberOfEmployeeBoardOfDirectors" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfEmployeeBoardOfDirectors_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfEmployeeBoardOfDirectors_lbl" xml:lang="en-US" id="pcyo_NumberOfEmployeeBoardOfDirectors_lbl">Number of employees who are members of the board of directors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfEmployeeBoardOfDirectors" xlink:to="pcyo_NumberOfEmployeeBoardOfDirectors_lbl" xlink:title="label: NumberOfEmployeeBoardOfDirectors to pcyo_NumberOfEmployeeBoardOfDirectors_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfEmployeeBoardOfDirectors_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfEmployeeBoardOfDirectors_lbl1" xml:lang="en-US" id="pcyo_NumberOfEmployeeBoardOfDirectors_lbl1">Number of Employee Board of Directors</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfEmployeeBoardOfDirectors" xlink:to="pcyo_NumberOfEmployeeBoardOfDirectors_lbl1" xlink:title="label: NumberOfEmployeeBoardOfDirectors to pcyo_NumberOfEmployeeBoardOfDirectors_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfEmployeeBoardOfDirectors_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfEmployeeBoardOfDirectors_lbl2" xml:lang="en-US" id="pcyo_NumberOfEmployeeBoardOfDirectors_lbl2">Number of employee board of directors</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfEmployeeBoardOfDirectors" xlink:to="pcyo_NumberOfEmployeeBoardOfDirectors_lbl2" xlink:title="label: NumberOfEmployeeBoardOfDirectors to pcyo_NumberOfEmployeeBoardOfDirectors_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NotesReceivableRelatedPartiesAccruedInterest" xlink:label="NotesReceivableRelatedPartiesAccruedInterest" xlink:title="NotesReceivableRelatedPartiesAccruedInterest" />
    <link:label xlink:type="resource" xlink:label="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl" xml:lang="en-US" id="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl">For an unclassified balance sheet, accrued interest amounts due from parties associated with the reporting entity as evidenced by a written promise to pay.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NotesReceivableRelatedPartiesAccruedInterest" xlink:to="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl" xlink:title="label: NotesReceivableRelatedPartiesAccruedInterest to pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl1" xml:lang="en-US" id="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl1">Notes Receivable, Related Parties, Accrued Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NotesReceivableRelatedPartiesAccruedInterest" xlink:to="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl1" xlink:title="label: NotesReceivableRelatedPartiesAccruedInterest to pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl2" xml:lang="en-US" id="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl2">Notes receivable, accrued interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NotesReceivableRelatedPartiesAccruedInterest" xlink:to="pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl2" xlink:title="label: NotesReceivableRelatedPartiesAccruedInterest to pcyo_NotesReceivableRelatedPartiesAccruedInterest_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NotesReceivableRelatedPartiesPrincipal" xlink:label="NotesReceivableRelatedPartiesPrincipal" xlink:title="NotesReceivableRelatedPartiesPrincipal" />
    <link:label xlink:type="resource" xlink:label="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl" xml:lang="en-US" id="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl">For an unclassified balance sheet, principal amounts due from parties associated with the reporting entity as evidenced by a written promise to pay.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NotesReceivableRelatedPartiesPrincipal" xlink:to="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl" xlink:title="label: NotesReceivableRelatedPartiesPrincipal to pcyo_NotesReceivableRelatedPartiesPrincipal_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl1" xml:lang="en-US" id="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl1">Notes Receivable, Related Parties, Principal</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NotesReceivableRelatedPartiesPrincipal" xlink:to="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl1" xlink:title="label: NotesReceivableRelatedPartiesPrincipal to pcyo_NotesReceivableRelatedPartiesPrincipal_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl2" xml:lang="en-US" id="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl2">Notes receivable, principal</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NotesReceivableRelatedPartiesPrincipal" xlink:to="pcyo_NotesReceivableRelatedPartiesPrincipal_lbl2" xlink:title="label: NotesReceivableRelatedPartiesPrincipal to pcyo_NotesReceivableRelatedPartiesPrincipal_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ApprovedBidValue" xlink:label="ApprovedBidValue" xlink:title="ApprovedBidValue" />
    <link:label xlink:type="resource" xlink:label="pcyo_ApprovedBidValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ApprovedBidValue_lbl" xml:lang="en-US" id="pcyo_ApprovedBidValue_lbl">Bid value approved by the audit committee of the Company's board of directors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ApprovedBidValue" xlink:to="pcyo_ApprovedBidValue_lbl" xlink:title="label: ApprovedBidValue to pcyo_ApprovedBidValue_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_ApprovedBidValue_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_ApprovedBidValue_lbl1" xml:lang="en-US" id="pcyo_ApprovedBidValue_lbl1">Approved Bid Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ApprovedBidValue" xlink:to="pcyo_ApprovedBidValue_lbl1" xlink:title="label: ApprovedBidValue to pcyo_ApprovedBidValue_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_ApprovedBidValue_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_ApprovedBidValue_lbl2" xml:lang="en-US" id="pcyo_ApprovedBidValue_lbl2">Approved bid value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ApprovedBidValue" xlink:to="pcyo_ApprovedBidValue_lbl2" xlink:title="label: ApprovedBidValue to pcyo_ApprovedBidValue_lbl2" />
    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfIndependentBoardOfDirectors" xlink:label="NumberOfIndependentBoardOfDirectors" xlink:title="NumberOfIndependentBoardOfDirectors" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfIndependentBoardOfDirectors_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_NumberOfIndependentBoardOfDirectors_lbl" xml:lang="en-US" id="pcyo_NumberOfIndependentBoardOfDirectors_lbl">Number of independent board wo are members of the board of directors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfIndependentBoardOfDirectors" xlink:to="pcyo_NumberOfIndependentBoardOfDirectors_lbl" xlink:title="label: NumberOfIndependentBoardOfDirectors to pcyo_NumberOfIndependentBoardOfDirectors_lbl" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfIndependentBoardOfDirectors_lbl1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="pcyo_NumberOfIndependentBoardOfDirectors_lbl1" xml:lang="en-US" id="pcyo_NumberOfIndependentBoardOfDirectors_lbl1">Number of Independent Board of Directors</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfIndependentBoardOfDirectors" xlink:to="pcyo_NumberOfIndependentBoardOfDirectors_lbl1" xlink:title="label: NumberOfIndependentBoardOfDirectors to pcyo_NumberOfIndependentBoardOfDirectors_lbl1" />
    <link:label xlink:type="resource" xlink:label="pcyo_NumberOfIndependentBoardOfDirectors_lbl2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="pcyo_NumberOfIndependentBoardOfDirectors_lbl2" xml:lang="en-US" id="pcyo_NumberOfIndependentBoardOfDirectors_lbl2">Number of independent board of directors</link:label>
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    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueOfOptionsVested" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueOfOptionsVested" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueOfOptionsVested" />
    <link:label xlink:type="resource" xlink:label="pcyo_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueOfOptionsVested_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueOfOptionsVested_lbl" xml:lang="en-US" id="pcyo_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueOfOptionsVested_lbl">The weighted average grant-date fair value of options vested during the reporting period as calculated by applying the disclosed option pricing methodology.</link:label>
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    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_IncomeLossFromContinuingOperationsLandDevelopmentActivitiesPretaxIncome" xlink:label="IncomeLossFromContinuingOperationsLandDevelopmentActivitiesPretaxIncome" xlink:title="IncomeLossFromContinuingOperationsLandDevelopmentActivitiesPretaxIncome" />
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    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_IncomeLossFromContinuingOperationsWholesaleWaterAndWastewaterServicesPretaxIncomeLoss" xlink:label="IncomeLossFromContinuingOperationsWholesaleWaterAndWastewaterServicesPretaxIncomeLoss" xlink:title="IncomeLossFromContinuingOperationsWholesaleWaterAndWastewaterServicesPretaxIncomeLoss" />
    <link:label xlink:type="resource" xlink:label="pcyo_IncomeLossFromContinuingOperationsWholesaleWaterAndWastewaterServicesPretaxIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="pcyo_IncomeLossFromContinuingOperationsWholesaleWaterAndWastewaterServicesPretaxIncomeLoss_lbl" xml:lang="en-US" id="pcyo_IncomeLossFromContinuingOperationsWholesaleWaterAndWastewaterServicesPretaxIncomeLoss_lbl">Amount before tax of income (loss) from wholesale water and wastewater services attributable to the parent.</link:label>
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    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_DepreciationGeneralAndAdministrativeExpensesAndOtherIncome" xlink:label="DepreciationGeneralAndAdministrativeExpensesAndOtherIncome" xlink:title="DepreciationGeneralAndAdministrativeExpensesAndOtherIncome" />
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    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_NumberOfRealEstatePropertiesSold" xlink:label="NumberOfRealEstatePropertiesSold" xlink:title="NumberOfRealEstatePropertiesSold" />
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    <link:loc xlink:type="locator" xlink:href="pcyo-20180831.xsd#pcyo_ContractWithCustomerLiabilityBillings" xlink:label="ContractWithCustomerLiabilityBillings" xlink:title="ContractWithCustomerLiabilityBillings" />
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