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  <xsd:element name="FeesPaidAndRelatedPartyTransactionsDisclosureTextBlock" id="ung_FeesPaidAndRelatedPartyTransactionsDisclosureTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancialInstrumentsOffBalanceSheetRisksAndContingenciesAbstract" id="ung_FinancialInstrumentsOffBalanceSheetRisksAndContingenciesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherSignificantAccountingAndReportingPoliciesPolicyTextBlock" id="ung_OtherSignificantAccountingAndReportingPoliciesPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="BrokerageCommissionsTableTextBlock" id="ung_BrokerageCommissionsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PerUnitPerformanceDataAndOtherSupplementalFinancialDataTableTextBlock" id="ung_PerUnitPerformanceDataAndOtherSupplementalFinancialDataTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" id="ung_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CreationBasketsMember" id="ung_CreationBasketsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RedemptionBasketsMember" id="ung_RedemptionBasketsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PriorToReverseSplitMember" id="ung_PriorToReverseSplitMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FollowingReverseSplitMember" id="ung_FollowingReverseSplitMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" id="ung_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FeePaidPerOrder" id="ung_FeePaidPerOrder" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element name="NumberOfUnitsRegisteredInPeriod" id="ung_NumberOfUnitsRegisteredInPeriod" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="UnitsIssuedDuringPeriodUnitsNewIssues" id="ung_UnitsIssuedDuringPeriodUnitsNewIssues" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="UnitsIssuedDuringPeriodValueNewIssues" id="ung_UnitsIssuedDuringPeriodValueNewIssues" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="CapitalUnitsIssued" id="ung_CapitalUnitsIssued" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="CommitteeForUniformSecuritiesIdentificationProcedureCusip" id="ung_CommitteeForUniformSecuritiesIdentificationProcedureCusip" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SignificantAccountingPoliciesTable" id="ung_SignificantAccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SignificantAccountingPoliciesLineItems" id="ung_SignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FeesPaidAndRelatedPartyTransactionsTable" id="ung_FeesPaidAndRelatedPartyTransactionsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="UnitedStatesOilFundLimitedPartnershipMember" id="ung_UnitedStatesOilFundLimitedPartnershipMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FundTrustsMember" id="ung_FundTrustsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="UnitedStatesNaturalGasMember" id="ung_UnitedStatesNaturalGasMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FeesPaidAndRelatedPartyTransactionsLineItems" id="ung_FeesPaidAndRelatedPartyTransactionsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="BaseFeePercentage" id="ung_BaseFeePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RegistrationFeesAndOtherOfferingExpenses" id="ung_RegistrationFeesAndOtherOfferingExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfAverageDailyNetAssets" id="ung_PercentageOfAverageDailyNetAssets" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="MarketingAgreementMember" id="ung_MarketingAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GroupFourMember" id="ung_GroupFourMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommissionsPaid" id="ung_CommissionsPaid" type="srt-types:perUnitItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TotalIncomeLossPerUnit" id="ung_TotalIncomeLossPerUnit" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TotalExpensesPerUnit" id="ung_TotalExpensesPerUnit" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IncreaseDecreaseInNetAssetValuePerUnit" id="ung_IncreaseDecreaseInNetAssetValuePerUnit" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RateOfReturnOnAverageAsset" id="ung_RateOfReturnOnAverageAsset" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AverageNetAssetsAbstract" id="ung_AverageNetAssetsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfTotalRevenue" id="ung_PercentageOfTotalRevenue" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ManagementIncentiveFeePercentage" id="ung_ManagementIncentiveFeePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfConsolidatedNetIncomeLoss" id="ung_PercentageOfConsolidatedNetIncomeLoss" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="UnitedStatesContractsMember" id="ung_UnitedStatesContractsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CashAndCashEquivalentsEquityInTradingAccounts" id="ung_CashAndCashEquivalentsEquityInTradingAccounts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="BaseFeeAmountMaximumAverageDailyTotalNetAssetsOf1000000000BaseFeePercentage" id="ung_BaseFeeAmountMaximumAverageDailyTotalNetAssetsOf1000000000BaseFeePercentage" type="xbrli:pureItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AssetsUnderManagementAverageDailyBalanceBaseAmountForFeePercentage" id="ung_AssetsUnderManagementAverageDailyBalanceBaseAmountForFeePercentage" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="BaseFeeAmountGreaterThanAverageDailyTotalNetAssetsOf1000000000BaseFeePercentage" id="ung_BaseFeeAmountGreaterThanAverageDailyTotalNetAssetsOf1000000000BaseFeePercentage" type="xbrli:pureItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TotalIncomeLoss" id="ung_TotalIncomeLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IncreaseDecreaseInPrepaidInsuranceOperatingActivities" id="ung_IncreaseDecreaseInPrepaidInsuranceOperatingActivities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="PrepaidInsuranceCurrentAndNonCurrent" id="ung_PrepaidInsuranceCurrentAndNonCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="CashAndCashEquivalentsInTradingAccounts" id="ung_CashAndCashEquivalentsInTradingAccounts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NumberOfSuccessiveValuationDays" id="ung_NumberOfSuccessiveValuationDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AverageDailyPercentageChangeInPriceOfBenchmarkFuturesContractConsidered" id="ung_AverageDailyPercentageChangeInPriceOfBenchmarkFuturesContractConsidered" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OpenCommodityFuturesContractsLongMember" id="ung_OpenCommodityFuturesContractsLongMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TotalExpensesExcludingManagementFeesPercent" id="ung_TotalExpensesExcludingManagementFeesPercent" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IncreaseDecreaseInDirectorsFeesPayable" id="ung_IncreaseDecreaseInDirectorsFeesPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PayableDueToBroker" id="ung_PayableDueToBroker" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseInPayableDueToBroker" id="ung_IncreaseDecreaseInPayableDueToBroker" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="IncreaseDecreaseInRegistrationFeePayable" id="ung_IncreaseDecreaseInRegistrationFeePayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="FinancialsHighlightsAbstract" id="ung_FinancialsHighlightsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FlatFeesPaid" id="ung_FlatFeesPaid" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="ChangeInUnrealizedGainLossOnOpenOtcCommoditySwapContracts" id="ung_ChangeInUnrealizedGainLossOnOpenOtcCommoditySwapContracts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfUnitsPerBasket" id="ung_NumberOfUnitsPerBasket" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NetAssetValuePolicyTextBlock" id="ung_NetAssetValuePolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OtherOperatingIncomeExpensePolicyTextBlock" id="ung_OtherOperatingIncomeExpensePolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfTotalNetAssets" id="ung_PercentageOfTotalNetAssets" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="FairValueOfFinancialInstrumentsTable" id="ung_FairValueOfFinancialInstrumentsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FairValueOfFinancialInstrumentsLineItems" id="ung_FairValueOfFinancialInstrumentsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ContractsAndAgreementsTable" id="ung_ContractsAndAgreementsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ContractsAndAgreementsLineItems" id="ung_ContractsAndAgreementsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OtcCommoditySwapContractsMember" id="ung_OtcCommoditySwapContractsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InvestmentOwnedCollateralAmountFromInvestmentOnOverCounterCommoditySwapContracts" id="ung_InvestmentOwnedCollateralAmountFromInvestmentOnOverCounterCommoditySwapContracts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="InvestmentOwnedCollateralAmountFromInvestmentOnOverCounterCommodityFuturesContract" id="ung_InvestmentOwnedCollateralAmountFromInvestmentOnOverCounterCommodityFuturesContract" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ComponentsOfCashCashEquivalentsAndEquityInTradingAccounts" id="ung_ComponentsOfCashCashEquivalentsAndEquityInTradingAccounts" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NymexNaturalGasFuturesNgAugust2023ContractsExpiringJanuary2023Member" id="ung_NymexNaturalGasFuturesNgAugust2023ContractsExpiringJanuary2023Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="UnrealizedGainLossOpenSwapContracts" id="ung_UnrealizedGainLossOpenSwapContracts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="Rule10b51ArrModifiedFlag" id="ung_Rule10b51ArrModifiedFlag" type="xbrli:booleanItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NonRule10b51ArrModifiedFlag" id="ung_NonRule10b51ArrModifiedFlag" type="xbrli:booleanItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfFundPaysCounterParty" id="ung_PercentageOfFundPaysCounterParty" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="IncreaseDecreaseInReceivableDueToBroker" id="ung_IncreaseDecreaseInReceivableDueToBroker" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="UnrealizedGainLossOnOpenSwapContracts" id="ung_UnrealizedGainLossOnOpenSwapContracts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CashDeposits" id="ung_CashDeposits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="RealizedGainLossOnClosedOtcCommoditySwapContracts" id="ung_RealizedGainLossOnClosedOtcCommoditySwapContracts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="RegistrationFeesPayable" id="ung_RegistrationFeesPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IceNaturalGasFutureContractsMember" id="ung_IceNaturalGasFutureContractsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SocGenSgixcng109262025IndexIndexOpenOtcCommoditySwapContractsMember" id="ung_SocGenSgixcng109262025IndexIndexOpenOtcCommoditySwapContractsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SocGenSgixcng108292025IndexIndexOpenOtcCommoditySwapContractsMember" id="ung_SocGenSgixcng108292025IndexIndexOpenOtcCommoditySwapContractsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DreyfusInstitutionalPreferredGovernmentMoneyMarketFundInstitutionalShares3.71Member" id="ung_DreyfusInstitutionalPreferredGovernmentMoneyMarketFundInstitutionalShares3.71Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MorganStanleyInstitutionalLiquidityFundsGovernmentPortfolioInstitutionalShares3.69Member" id="ung_MorganStanleyInstitutionalLiquidityFundsGovernmentPortfolioInstitutionalShares3.69Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InvestmentOwnedFrequencyOfPeriodicPayment" id="ung_InvestmentOwnedFrequencyOfPeriodicPayment" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="InvestmentOwnedUnrealizedGainLossOnOpenCommoditySwapContracts" id="ung_InvestmentOwnedUnrealizedGainLossOnOpenCommoditySwapContracts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="SocieteGeneraleIsdaMember" id="ung_SocieteGeneraleIsdaMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ScotiaBankMember" id="ung_ScotiaBankMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InvestmentOwnedOpenCommoditySwapContractsFairValue" id="ung_InvestmentOwnedOpenCommoditySwapContractsFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NymexNaturalGasFuturesNgFebruary2026ContractsExpiringJanuary2026Member" id="ung_NymexNaturalGasFuturesNgFebruary2026ContractsExpiringJanuary2026Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DreyfusInstitutionalPreferredGovernmentMoneyMarketFundInstitutionalShares3.60Member" id="ung_DreyfusInstitutionalPreferredGovernmentMoneyMarketFundInstitutionalShares3.60Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SocGenSgixcng103262026IndexIndexOpenOtcCommoditySwapContractsMember" id="ung_SocGenSgixcng103262026IndexIndexOpenOtcCommoditySwapContractsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ScotiaSnovng10227026IndexIndexOpenOtcCommoditySwapContractsMember" id="ung_ScotiaSnovng10227026IndexIndexOpenOtcCommoditySwapContractsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShareRedemptionThresholdPaymentPeriod" id="ung_ShareRedemptionThresholdPaymentPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NymexNaturalGasFuturesNgAugust2026ContractsExpiringJuly2026Member" id="ung_NymexNaturalGasFuturesNgAugust2026ContractsExpiringJuly2026Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MorganStanleyInstitutionalLiquidityFundsGovernmentPortfolioInstitutionalShares3.56Member" id="ung_MorganStanleyInstitutionalLiquidityFundsGovernmentPortfolioInstitutionalShares3.56Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
</xsd:schema>
