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  <xsd:element abstract="true" id="gpor_MontBelvieuC22019Member" name="MontBelvieuC22019Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_MontBelvieuC3Swap2018Member" name="MontBelvieuC3Swap2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_MontBelvieuC3Swap2019Member" name="MontBelvieuC3Swap2019Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_MontBelvieuC5Swap2018Member" name="MontBelvieuC5Swap2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_MontBelvieuC5Swap2019Member" name="MontBelvieuC5Swap2019Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_MuskieProppantLLCMember" name="MuskieProppantLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_NYMEXHenryHubSwap2018Member" name="NYMEXHenryHubSwap2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_NYMEXHenryHubSwap2019Member" name="NYMEXHenryHubSwap2019Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_NYMEXHenryHubSwap2020Member" name="NYMEXHenryHubSwap2020Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_NYMEXWTISwap2018Member" name="NYMEXWTISwap2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_NYMEXWTISwap2019Member" name="NYMEXWTISwap2019Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_NaturalgasliquidsalesMember" name="NaturalgasliquidsalesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_NiobraraMember" name="NiobraraMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_NovaScotiaAmegyKeybankMember" name="NovaScotiaAmegyKeybankMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="gpor_NumberOfWellsPlugged" name="NumberOfWellsPlugged" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="gpor_PaymentsHeldForRestrictedCash" name="PaymentsHeldForRestrictedCash" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="gpor_PaymenttoAcquireOilandGasPropertyandEquipmentNet" name="PaymenttoAcquireOilandGasPropertyandEquipmentNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_PhuHormFieldMember" name="PhuHormFieldMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="gpor_PluggingAndAbandonmentEscrowAccount" name="PluggingAndAbandonmentEscrowAccount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="gpor_PositionMaturityAxis" name="PositionMaturityAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_PositionMaturityDomain" name="PositionMaturityDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_ProvedPropertiesMember" name="ProvedPropertiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="gpor_PurchasingRemainingPercentInterestInOilAndGasProperty" name="PurchasingRemainingPercentInterestInOilAndGasProperty" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_RiceMidstreamHoldingsMember" name="RiceMidstreamHoldingsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="gpor_ScheduleOfEquityMethodInvestmentsBalanceSheetDisclosuresTableTextBlock" name="ScheduleOfEquityMethodInvestmentsBalanceSheetDisclosuresTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="gpor_ScheduleOfEquityMethodInvestmentsIncomeStatementDisclosuresTableTextBlock" name="ScheduleOfEquityMethodInvestmentsIncomeStatementDisclosuresTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="gpor_SignificantPluggingCommitmentMinimumNumberOfWellsToBePlugged" name="SignificantPluggingCommitmentMinimumNumberOfWellsToBePlugged" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_SouthernLouisianaPropertiesMember" name="SouthernLouisianaPropertiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_StingrayCementingLlcMember" name="StingrayCementingLlcMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_StingrayEnergyServicesLlcMember" name="StingrayEnergyServicesLlcMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_StrikeForceMidstreamLLCMember" name="StrikeForceMidstreamLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_SturgeonAcquisitionsLLCMember" name="SturgeonAcquisitionsLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="gpor_SupplyCommitmentDueAfterFifthYear" name="SupplyCommitmentDueAfterFifthYear" nillable="true" substitutionGroup="xbrli:item" type="num:energyItemType" xbrli:periodType="instant" />
  <xsd:element id="gpor_SupplyCommitmentDueinYearFive" name="SupplyCommitmentDueinYearFive" nillable="true" substitutionGroup="xbrli:item" type="num:energyItemType" xbrli:periodType="instant" />
  <xsd:element id="gpor_SupplyCommitmentDueinYearFour" name="SupplyCommitmentDueinYearFour" nillable="true" substitutionGroup="xbrli:item" type="num:energyItemType" xbrli:periodType="instant" />
  <xsd:element id="gpor_SupplyCommitmentDueinYearThree" name="SupplyCommitmentDueinYearThree" nillable="true" substitutionGroup="xbrli:item" type="num:energyItemType" xbrli:periodType="instant" />
  <xsd:element id="gpor_SupplyCommitmentDueinYearTwo" name="SupplyCommitmentDueinYearTwo" nillable="true" substitutionGroup="xbrli:item" type="num:energyItemType" xbrli:periodType="instant" />
  <xsd:element id="gpor_SupplyCommitmentRemainderofFiscalYear" name="SupplyCommitmentRemainderofFiscalYear" nillable="true" substitutionGroup="xbrli:item" type="num:energyItemType" xbrli:periodType="instant" />
  <xsd:element id="gpor_SupplyCommitmentTotal" name="SupplyCommitmentTotal" nillable="true" substitutionGroup="xbrli:item" type="num:energyItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="gpor_TatexThailandIiLlcMember" name="TatexThailandIiLlcMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_TatexThailandIiiLlcMember" name="TatexThailandIiiLlcMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="gpor_TenureOfMinimumWellsToBePlugged" name="TenureOfMinimumWellsToBePlugged" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_TimberWolfTerminalsLlcMember" name="TimberWolfTerminalsLlcMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="gpor_TotalOtherAssets" name="TotalOtherAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="gpor_TranscoZone42018Member" name="TranscoZone42018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_TranscoZone42019Member" name="TranscoZone42019Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_TranscoZone42020Member" name="TranscoZone42020Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_TransportationCommitmentMember" name="TransportationCommitmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_UnevaluatedPropertiesMember" name="UnevaluatedPropertiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_UticaPropertiesMember" name="UticaPropertiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_VitruvianIIWoodfordLLCMember" name="VitruvianIIWoodfordLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_WcbbMember" name="WcbbMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="gpor_WindsorMidstreamLlcMember" name="WindsorMidstreamLlcMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
