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<!-- RR Donnelley Xcelerate Taxonomy Schema, based on XBRL 2.1  http://www.edgar-online.com/ -->
<!-- Version: 6.21.0 -->
<!-- Round: 6 -->
<!-- Creation date: 2014-05-06T15:12:24Z -->
<!-- Copyright (c) 2005-2013 R.R. Donnelley &amp; Sons Company All Rights Reserved. -->
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  <element name="MaximumDebtAllowedForAcquisitions" id="sgu_MaximumDebtAllowedForAcquisitions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MaximumIncreaseAllowedWithoutBankConsulting" id="sgu_MaximumIncreaseAllowedWithoutBankConsulting" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MinimumAvailabilityConditionOne" id="sgu_MinimumAvailabilityConditionOne" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MinimumAvailabilityConditionTwo" id="sgu_MinimumAvailabilityConditionTwo" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MinimumDebtRequiredToBeRepaidPrepaidOrOtherwiseDefeaseToExtendFacilityTerminationDate" id="sgu_MinimumDebtRequiredToBeRepaidPrepaidOrOtherwiseDefeaseToExtendFacilityTerminationDate" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MinimumDividendDistributionPerUnit" id="sgu_MinimumDividendDistributionPerUnit" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MinimumFixedChargeCoverageRatioForDistributionsToUnitholdersOrRepurchaseCommonUnits" id="sgu_MinimumFixedChargeCoverageRatioForDistributionsToUnitholdersOrRepurchaseCommonUnits" type="xbrli:pureItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MinimumFixedChargeCoverageRatioOnRevolvingCreditFacility" id="sgu_MinimumFixedChargeCoverageRatioOnRevolvingCreditFacility" type="xbrli:pureItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MinimumPercentageOfBorrowingCapacityToPayAnyDistributionsToUnitholdersOrRepurchaseCommonUnits" id="sgu_MinimumPercentageOfBorrowingCapacityToPayAnyDistributionsToUnitholdersOrRepurchaseCommonUnits" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfCustomersAccounts" id="sgu_NumberOfCustomersAccounts" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfCustomersToWhomAncillaryServicesWereProvided" id="sgu_NumberOfCustomersToWhomAncillaryServicesWereProvided" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfCustomersToWhomOnlyHomeHeatingOilGasolineAndDieselFuelWereSoldOnDeliveryOnlyBasis" id="sgu_NumberOfCustomersToWhomOnlyHomeHeatingOilGasolineAndDieselFuelWereSoldOnDeliveryOnlyBasis" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfFullServiceResidentialAndCommercialHomeHeatingOilAndPropaneCustomersServed" id="sgu_NumberOfFullServiceResidentialAndCommercialHomeHeatingOilAndPropaneCustomersServed" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OpenPositionMember" id="sgu_OpenPositionMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OperatingCostsAndExpensesMember" id="sgu_OperatingCostsAndExpensesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PartnersCapitalProjectedDistributionAmountOnAnnualizedBasisPerShare" id="sgu_PartnersCapitalProjectedDistributionAmountOnAnnualizedBasisPerShare" type="num:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PartnershipsRepurchaseActivitiesTableTextBlock" id="sgu_PartnershipsRepurchaseActivitiesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfDistributionsToCommonUnitHoldersInExcessOfMinimumQuarterlyDistribution" id="sgu_PercentageOfDistributionsToCommonUnitHoldersInExcessOfMinimumQuarterlyDistribution" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfDistributionsToGeneralUnitHoldersInExcessOfMinimumQuarterlyDistribution" id="sgu_PercentageOfDistributionsToGeneralUnitHoldersInExcessOfMinimumQuarterlyDistribution" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PrivateTransactionMember" id="sgu_PrivateTransactionMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RestrictedPaymentsWithoutPassingCertainFinancialTests" id="sgu_RestrictedPaymentsWithoutPassingCertainFinancialTests" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfNetIncomeAllocationAndPerUnitDataTableTextBlock" id="sgu_ScheduleOfNetIncomeAllocationAndPerUnitDataTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfOtherIntangibleAssetsLineItems" id="sgu_ScheduleOfOtherIntangibleAssetsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfOtherIntangibleAssetsTable" id="sgu_ScheduleOfOtherIntangibleAssetsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="ScheduleOfSignificantAccountingPoliciesLineItems" id="sgu_ScheduleOfSignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfSignificantAccountingPoliciesTable" id="sgu_ScheduleOfSignificantAccountingPoliciesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="SecondAmendmentMember" id="sgu_SecondAmendmentMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShelfRegistrationExpirationDate" id="sgu_ShelfRegistrationExpirationDate" type="xbrli:dateItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockRepurchaseProgramAdditionalAuthorizationMember" id="sgu_StockRepurchaseProgramAdditionalAuthorizationMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockRepurchaseProgramThreeMember" id="sgu_StockRepurchaseProgramThreeMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SubjectToMasterNettingArrangementMember" id="sgu_SubjectToMasterNettingArrangementMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SubsidiariesThreeMember" id="sgu_SubsidiariesThreeMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SubsidiariesTwoMember" id="sgu_SubsidiariesTwoMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SwapContractOneMember" id="sgu_SwapContractOneMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SwapContractTwoMember" id="sgu_SwapContractTwoMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="UncategorizedAbstract" id="sgu_UncategorizedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="UnitsRepurchasedDuringPeriodUnits" id="sgu_UnitsRepurchasedDuringPeriodUnits" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
</schema>
