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  <xsd:element id="wttr_NumberOfRevenueProducingRegions" name="NumberOfRevenueProducingRegions" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
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  <xsd:element id="wttr_SubleaseAndLessorIncomeReceivableDueAbstract" name="SubleaseAndLessorIncomeReceivableDueAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
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  <xsd:element id="wttr_LeaseLiabilityPaymentsDueNextTwelveMonths" name="LeaseLiabilityPaymentsDueNextTwelveMonths" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="wttr_DilutiveSecuritiesEffectOnBasicEarningsPerSharePerformanceShareUnits" name="DilutiveSecuritiesEffectOnBasicEarningsPerSharePerformanceShareUnits" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="wttr_WorkersCompensationClaimsEstimatedExposureAmount" name="WorkersCompensationClaimsEstimatedExposureAmount" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="wttr_NumberOfEquityMethodInvestee" name="NumberOfEquityMethodInvestee" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="wttr_LesseeOperatingLeaseAndFinanceLeaseLiabilityMaturityTableTextBlock" name="LesseeOperatingLeaseAndFinanceLeaseLiabilityMaturityTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="wttr_AllowanceForDoubtfulAccountsIncreaseDecreaseBasedOnRevenue" name="AllowanceForDoubtfulAccountsIncreaseDecreaseBasedOnRevenue" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="wttr_PeerGroupRankingOutsideOfTopTenMember" name="PeerGroupRankingOutsideOfTopTenMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
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  <xsd:element id="wttr_PeerGroupTopSevenMember" name="PeerGroupTopSevenMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="wttr_PeerGroupTopThreeMember" name="PeerGroupTopThreeMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
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  <xsd:element id="wttr_AdjustedFcfPerformancePercentageLessThanSeventyPercentageMember" name="AdjustedFcfPerformancePercentageLessThanSeventyPercentageMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
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  <xsd:element id="wttr_AdjustedFcfPerformancePercentageHundredPercentageMember" name="AdjustedFcfPerformancePercentageHundredPercentageMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="wttr_AdjustedFcfPerformancePercentageOneHundredThirtyPercentageMember" name="AdjustedFcfPerformancePercentageOneHundredThirtyPercentageMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="wttr_SecondAmendmentTo2016PlanMember" name="SecondAmendmentTo2016PlanMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="wttr_DilutiveSecuritiesEffectOnBasicEarningsPerShareRestrictiveStockAwards" name="DilutiveSecuritiesEffectOnBasicEarningsPerShareRestrictiveStockAwards" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="wttr_SelfInsuranceHealthLiabilityReservePerOccurrenceTowardsDeductible" name="SelfInsuranceHealthLiabilityReservePerOccurrenceTowardsDeductible" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="wttr_AccruedHealthInsurance" name="AccruedHealthInsurance" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="wttr_AccruedGeneralInsurance" name="AccruedGeneralInsurance" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="wttr_EliminationsAndOtherGeographicalRegionsMember" name="EliminationsAndOtherGeographicalRegionsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="wttr_EliminationsAndOtherServicingLinesMember" name="EliminationsAndOtherServicingLinesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="wttr_VotingRightsNumberOfVotesPerShare" name="VotingRightsNumberOfVotesPerShare" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="wttr_ShortTermLeaseAgreement" name="ShortTermLeaseAgreement" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="wttr_InvestmentInJointVentureOneMember" name="InvestmentInJointVentureOneMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="wttr_InvestmentInJointVentureTwoMember" name="InvestmentInJointVentureTwoMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="wttr_IntangibleAssetsIndefiniteLivedExcludingGoodwillNet" name="IntangibleAssetsIndefiniteLivedExcludingGoodwillNet" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="wttr_IndefiniteLivedIntangibleAssetWeightedAveragePeriodRenewalTerm" name="IndefiniteLivedIntangibleAssetWeightedAveragePeriodRenewalTerm" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="wttr_SeveranceCostsPolicyTextBlock" name="SeveranceCostsPolicyTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="wttr_InvestmentInJointVentureThreeMember" name="InvestmentInJointVentureThreeMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="wttr_BusinessCombinationRecognizedIdentifiableAssetAcquiredAndLiabilityAssumedRightOfUseAsset" name="BusinessCombinationRecognizedIdentifiableAssetAcquiredAndLiabilityAssumedRightOfUseAsset" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="wttr_BusinessCombinationRecognizedIdentifiableAssetAcquiredAndLiabilityAssumedLeaseLiability" name="BusinessCombinationRecognizedIdentifiableAssetAcquiredAndLiabilityAssumedLeaseLiability" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="wttr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesAssetRetirementObligation" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesAssetRetirementObligation" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element name="TargetPerformanceUnitsThatCanBeEarned" id="wttr_TargetPerformanceUnitsThatCanBeEarned" type="xbrli:pureItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AssetRetirementObligationAcquired" id="wttr_AssetRetirementObligationAcquired" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="RelatedPartiesMember" id="wttr_RelatedPartiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AssetRetirementObligationLiabilitiesDivested" id="wttr_AssetRetirementObligationLiabilitiesDivested" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AssetAcquisitionMember" id="wttr_AssetAcquisitionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="BusinessCombinationNumberOfSaltwaterDisposalFacilitiesAcquired" id="wttr_BusinessCombinationNumberOfSaltwaterDisposalFacilitiesAcquired" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="DividendDistributionReductionInAccruedExpensesAndOtherCurrentLiabilities" id="wttr_DividendDistributionReductionInAccruedExpensesAndOtherCurrentLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AbandonmentOfIntangibleAssetsIndefiniteLivedExcludingGoodwill" id="wttr_AbandonmentOfIntangibleAssetsIndefiniteLivedExcludingGoodwill" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ReductionOfAdditionalPaidInCapital" id="wttr_ReductionOfAdditionalPaidInCapital" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
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  <xsd:element name="RecyclingFacilitiesMember" id="wttr_RecyclingFacilitiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="WaterTransferAndMonitoringMember" id="wttr_WaterTransferAndMonitoringMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FourSmallerAssetAcquisitionsMember" id="wttr_FourSmallerAssetAcquisitionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetRetirementObligationsAndOtherLiabilities" id="wttr_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetRetirementObligationsAndOtherLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="WaterContainmentMember" id="wttr_WaterContainmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PipelinesAndLogisticsMember" id="wttr_PipelinesAndLogisticsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="WaterRecyclingAndReuseMember" id="wttr_WaterRecyclingAndReuseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ChemicalProductSalesRevenueMember" id="wttr_ChemicalProductSalesRevenueMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TaxReceivableAgreementsLiabilitiesCurrent" id="wttr_TaxReceivableAgreementsLiabilitiesCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TaxReceivableAgreementsLiabilitiesNoncurrent" id="wttr_TaxReceivableAgreementsLiabilitiesNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ExpensesRelatedToTaxReceivableAgreements" id="wttr_ExpensesRelatedToTaxReceivableAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
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  <xsd:element name="TaxReceivableAgreementsPercentageOfRemainingCashSavingsRetained" id="wttr_TaxReceivableAgreementsPercentageOfRemainingCashSavingsRetained" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BuckhornWasteServicesLlcAndBuckhornDisposalLlcMember" id="wttr_BuckhornWasteServicesLlcAndBuckhornDisposalLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IronMountainEnergyLlcMember" id="wttr_IronMountainEnergyLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TriStateVacuumAndRentalLlcAndTriStateWaterLogisticsLlcMember" id="wttr_TriStateVacuumAndRentalLlcAndTriStateWaterLogisticsLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RockiesProducedWaterGatheringAndDisposalInfrastructureMember" id="wttr_RockiesProducedWaterGatheringAndDisposalInfrastructureMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="StockIssuedDuringPeriodSharesPerformanceSharesAwardVested" id="wttr_StockIssuedDuringPeriodSharesPerformanceSharesAwardVested" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="StockIssuedDuringPeriodValuePerformanceSharesAwardVested" id="wttr_StockIssuedDuringPeriodValuePerformanceSharesAwardVested" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAddedByPerformanceFactorInPeriod" id="wttr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAddedByPerformanceFactorInPeriod" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AbsoluteTotalShareholderReturnIsLessThanZeroPercentAtBelowThresholdMember" id="wttr_AbsoluteTotalShareholderReturnIsLessThanZeroPercentAtBelowThresholdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AbsoluteTotalShareholderReturnIsZeroPercentAtThresholdMember" id="wttr_AbsoluteTotalShareholderReturnIsZeroPercentAtThresholdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AbsoluteTotalShareholderReturnIsTenPercentAtTargetMember" id="wttr_AbsoluteTotalShareholderReturnIsTenPercentAtTargetMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AbsoluteTotalShareholderReturnIsGreaterThanOrEqualToThirtyPercentAtMaximumMember" id="wttr_AbsoluteTotalShareholderReturnIsGreaterThanOrEqualToThirtyPercentAtMaximumMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ScheduleOfBusinessCombinationAndAssetAcquisitionTableTextBlock" id="wttr_ScheduleOfBusinessCombinationAndAssetAcquisitionTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PaymentToAcquireBusinessGrossAndProductiveAssets" id="wttr_PaymentToAcquireBusinessGrossAndProductiveAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BusinessCombinationAndAssetAcquisitionRelatedCosts" id="wttr_BusinessCombinationAndAssetAcquisitionRelatedCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BusinessCombinationAndAssetAcquisitionConsiderationTransferred" id="wttr_BusinessCombinationAndAssetAcquisitionConsiderationTransferred" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
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  <xsd:element name="FuturePermitsMember" id="wttr_FuturePermitsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InventoryAndConsumablesMember" id="wttr_InventoryAndConsumablesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CostOfGoodsAndServicesSoldDepreciationAmortizationAccretionTotal" id="wttr_CostOfGoodsAndServicesSoldDepreciationAmortizationAccretionTotal" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PermianBasinHaynesvilleAndBakkenMember" id="wttr_PermianBasinHaynesvilleAndBakkenMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="WeightedAverageRemainingAmortizationPeriod" id="wttr_WeightedAverageRemainingAmortizationPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PaymentsOfDistributionsMinorityInterest" id="wttr_PaymentsOfDistributionsMinorityInterest" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="StockIssuedForAcquisitions" id="wttr_StockIssuedForAcquisitions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BobcatSwtwHoldingsLlcMember" id="wttr_BobcatSwtwHoldingsLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TrinityAcquisitionHoldingsLlcMember" id="wttr_TrinityAcquisitionHoldingsLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EquityIncentive2024PlanMember" id="wttr_EquityIncentive2024PlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AssetAcquisitionsNumberOfTransaction" id="wttr_AssetAcquisitionsNumberOfTransaction" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BusinessCombinationNumberOfSlurryWellsAcquired" id="wttr_BusinessCombinationNumberOfSlurryWellsAcquired" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="BusinessCombinationNumberOfMilesOfOwnedPipelineAcquired" id="wttr_BusinessCombinationNumberOfMilesOfOwnedPipelineAcquired" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="BusinessCombinationNumberOfMilesOfCustomerPipelineAcquired" id="wttr_BusinessCombinationNumberOfMilesOfCustomerPipelineAcquired" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentFairValueAllocatedToNetAssets" id="wttr_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentFairValueAllocatedToNetAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DilutiveSecuritiesEffectOnBasicEarningsPerShareStockOptions" id="wttr_DilutiveSecuritiesEffectOnBasicEarningsPerShareStockOptions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="FirstYearVestingMember" id="wttr_FirstYearVestingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SecondYearVestingMember" id="wttr_SecondYearVestingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ThirdYearVestingMember" id="wttr_ThirdYearVestingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SesHoldingsLlcMember" id="wttr_SesHoldingsLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NonCashOperatingAndInvestingActivitiesAbstract" id="wttr_NonCashOperatingAndInvestingActivitiesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LessorOperatingLeasePaymentToBeReceivedAfterYearThree" id="wttr_LessorOperatingLeasePaymentToBeReceivedAfterYearThree" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PaymentsForTaxReceivableAgreements" id="wttr_PaymentsForTaxReceivableAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="EarningsBeforeInterestTaxesDepreciationAndAmortization" id="wttr_EarningsBeforeInterestTaxesDepreciationAndAmortization" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="FluidsDisposalMember" id="wttr_FluidsDisposalMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SolidsManagementMember" id="wttr_SolidsManagementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FourthYearVestingMember" id="wttr_FourthYearVestingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EightSmallerAssetAcquisitionsMember" id="wttr_EightSmallerAssetAcquisitionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="StockIssuedDuringPeriodValueStockOptionsExercisedCash" id="wttr_StockIssuedDuringPeriodValueStockOptionsExercisedCash" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodCash" id="wttr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodCash" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="StockIssuedDuringPeriodValueStockOptionsExercisedCashless" id="wttr_StockIssuedDuringPeriodValueStockOptionsExercisedCashless" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodCashless" id="wttr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodCashless" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisedWeightedAverageGrantDateFairValue" id="wttr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisedWeightedAverageGrantDateFairValue" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpiredWeightedAverageGrantDateFairValue" id="wttr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpiredWeightedAverageGrantDateFairValue" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageGrantDateFairValue" id="wttr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageGrantDateFairValue" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PaymentForTaxReceivableAgreements" id="wttr_PaymentForTaxReceivableAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="O2023Q3DividendsMember" id="wttr_O2023Q3DividendsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="O2023Q4DividendsMember" id="wttr_O2023Q4DividendsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="O2024Q3DividendsMember" id="wttr_O2024Q3DividendsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="O2024Q4DividendsMember" id="wttr_O2024Q4DividendsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsAdjustmentAndCarryforwardExpirationsAmount" id="wttr_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsAdjustmentAndCarryforwardExpirationsAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CreditsAndOtherCarryforwards" id="wttr_CreditsAndOtherCarryforwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TermLoanFacilityMember" id="wttr_TermLoanFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LineOfCreditFacilityContingentIncreaseAdditionalBorrowingCapacity" id="wttr_LineOfCreditFacilityContingentIncreaseAdditionalBorrowingCapacity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="JohnD.SchmitzMember" id="wttr_JohnD.SchmitzMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfCustomersThatAccountedForMoreThanTenPercentOfConsolidatedRevenues" id="wttr_NumberOfCustomersThatAccountedForMoreThanTenPercentOfConsolidatedRevenues" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="CustomerOneMember" id="wttr_CustomerOneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FirstFourYearsMember" id="wttr_FirstFourYearsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EligibleInvestmentGradeBilledReceivablesMember" id="wttr_EligibleInvestmentGradeBilledReceivablesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LineOfCreditFacilityBorrowingBase" id="wttr_LineOfCreditFacilityBorrowingBase" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NetBookValueOfAllMEMember" id="wttr_NetBookValueOfAllMEMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NolvIpOfTermAdvanceCollateralMember" id="wttr_NolvIpOfTermAdvanceCollateralMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LineOfCreditFacilityBorrowingLimitPercentage" id="wttr_LineOfCreditFacilityBorrowingLimitPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LineOfCreditFacilityBorrowingLimit" id="wttr_LineOfCreditFacilityBorrowingLimit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="LineOfCreditFacilityLookBackPeriodRedeterminationBeginning" id="wttr_LineOfCreditFacilityLookBackPeriodRedeterminationBeginning" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LineOfCreditFacilityLookBackPeriodRedeterminationEnding" id="wttr_LineOfCreditFacilityLookBackPeriodRedeterminationEnding" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DebtInstrumentFloorRate" id="wttr_DebtInstrumentFloorRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LeverageRatio" id="wttr_LeverageRatio" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AdjustmentsToAdditionalPaidInCapitalDeferredTaxesOnPartnershipBasisFromEquityMovement" id="wttr_AdjustmentsToAdditionalPaidInCapitalDeferredTaxesOnPartnershipBasisFromEquityMovement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CollateralBorrowingBasePercentOne" id="wttr_CollateralBorrowingBasePercentOne" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="CollateralBorrowingBasePercentTwo" id="wttr_CollateralBorrowingBasePercentTwo" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BorrowingBaseMember" id="wttr_BorrowingBaseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AvFarmsLpMember" id="wttr_AvFarmsLpMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SelectWaterReuseLlcMember" id="wttr_SelectWaterReuseLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="GenesesWaterL.p.Member" id="wttr_GenesesWaterL.p.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CAndRolloverCompanyLlcMember" id="wttr_CAndRolloverCompanyLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AvFarmsManagementLlcGeneralPartnerMember" id="wttr_AvFarmsManagementLlcGeneralPartnerMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InvestmentInJointVentureFourMember" id="wttr_InvestmentInJointVentureFourMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PerformanceSharesBasedOnFreeCashFlowMember" id="wttr_PerformanceSharesBasedOnFreeCashFlowMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OldSustainabilityLinkedCreditFacilityMember" id="wttr_OldSustainabilityLinkedCreditFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="UnamortizedDebtIssuanceCostsTransferred" id="wttr_UnamortizedDebtIssuanceCostsTransferred" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PerformanceSharesBasedOnReturnOnAssetPerformanceMember" id="wttr_PerformanceSharesBasedOnReturnOnAssetPerformanceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PercentageOfTargetAmountEarnedWhenAbsoluteTotalShareholderReturnBetweenZeroPercentAndFifteenPercent" id="wttr_PercentageOfTargetAmountEarnedWhenAbsoluteTotalShareholderReturnBetweenZeroPercentAndFifteenPercent" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfTargetAmountEarnedWhenAbsoluteTotalShareholderReturnGreaterThanFifteenPercent" id="wttr_PercentageOfTargetAmountEarnedWhenAbsoluteTotalShareholderReturnGreaterThanFifteenPercent" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfTargetAmountEarnedWhenAbsoluteTotalShareholderReturnLessThanZeroPercent" id="wttr_PercentageOfTargetAmountEarnedWhenAbsoluteTotalShareholderReturnLessThanZeroPercent" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RelativeTotalShareholderReturnIsGreaterThanOrEqualToEightyPercentAtMaximumMember" id="wttr_RelativeTotalShareholderReturnIsGreaterThanOrEqualToEightyPercentAtMaximumMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RelativeTotalShareholderReturnIsFiftyFivePercentAtTargetMember" id="wttr_RelativeTotalShareholderReturnIsFiftyFivePercentAtTargetMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RelativeTotalShareholderReturnIsTwentyFivePercentAtThresholdMember" id="wttr_RelativeTotalShareholderReturnIsTwentyFivePercentAtThresholdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RelativeTotalShareholderReturnIsLessThanTwentyFivePercentAtBelowThresholdMember" id="wttr_RelativeTotalShareholderReturnIsLessThanTwentyFivePercentAtBelowThresholdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PerformanceSharesBasedOnTotalShareholderReturnPerformanceMember" id="wttr_PerformanceSharesBasedOnTotalShareholderReturnPerformanceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OneSmallerAssetAcquisitionMember" id="wttr_OneSmallerAssetAcquisitionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PercentageOfOutstandingOptions" id="wttr_PercentageOfOutstandingOptions" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OmniEnvironmentalSolutionsMember" id="wttr_OmniEnvironmentalSolutionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="BusinessCombinationNumberOfSaltWaterDisposalFacilitiesAcquired" id="wttr_BusinessCombinationNumberOfSaltWaterDisposalFacilitiesAcquired" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BusinessCombinationSaltWaterDisposalFacilityPermittedDisposalCapacityPerDay" id="wttr_BusinessCombinationSaltWaterDisposalFacilityPermittedDisposalCapacityPerDay" type="dtr-types:volumeItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="BusinessCombinationCommercialOilStorageTankFarmCapacityAcquired" id="wttr_BusinessCombinationCommercialOilStorageTankFarmCapacityAcquired" type="dtr-types:volumeItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="BusinessCombinationNumberOfSaltWaterDisposalFacilitiesTransferredAsPartOfAcquisition" id="wttr_BusinessCombinationNumberOfSaltWaterDisposalFacilitiesTransferredAsPartOfAcquisition" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BusinessCombinationNumberOfFluidsHaulingEmployeesTransferred" id="wttr_BusinessCombinationNumberOfFluidsHaulingEmployeesTransferred" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BusinessCombinationRemainingOfftakeCapacityOfSolidsWasteLandfill" id="wttr_BusinessCombinationRemainingOfftakeCapacityOfSolidsWasteLandfill" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DistributionsToNoncontrollingInterestHolders" id="wttr_DistributionsToNoncontrollingInterestHolders" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PaymentsToAcquireBusinessesBaseConsideration" id="wttr_PaymentsToAcquireBusinessesBaseConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PaymentsToAcquireBusinessesConsiderationForRetainedNetWorkingCapital" id="wttr_PaymentsToAcquireBusinessesConsiderationForRetainedNetWorkingCapital" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TotalSegmentsMember" id="wttr_TotalSegmentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AllowanceForDoubtfulAccountsIncreaseDecreaseBasedOnReceivables" id="wttr_AllowanceForDoubtfulAccountsIncreaseDecreaseBasedOnReceivables" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="RemeasurementGainLossOnPropertyPlantAndEquipment" id="wttr_RemeasurementGainLossOnPropertyPlantAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="SevenSmallerAssetAcquisitionsMember" id="wttr_SevenSmallerAssetAcquisitionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OneAssetAcquisitionMember" id="wttr_OneAssetAcquisitionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="BusinessCombinationAndAssetAcquisitionConsiderationTransferredEquityInterestsIssuedAndIssuable" id="wttr_BusinessCombinationAndAssetAcquisitionConsiderationTransferredEquityInterestsIssuedAndIssuable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BusinessAcquisitionAndAssetsAcquisitionEquityInterestIssuedOrIssuableNumberOfShares" id="wttr_BusinessAcquisitionAndAssetsAcquisitionEquityInterestIssuedOrIssuableNumberOfShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AccruedSeveranceCostsCurrent" id="wttr_AccruedSeveranceCostsCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BusinessCombinationConsiderationTransferredPropertyPlantAndEquipment" id="wttr_BusinessCombinationConsiderationTransferredPropertyPlantAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BusinessCombinationConsiderationTransferredAssetsTransferredOrLiabilitiesAssumedOther" id="wttr_BusinessCombinationConsiderationTransferredAssetsTransferredOrLiabilitiesAssumedOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AssetAcquisitionsAreaOfLand" id="wttr_AssetAcquisitionsAreaOfLand" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BusinessCombinationConsiderationTransferredPropertyPlantAndEquipmentCarryingValue" id="wttr_BusinessCombinationConsiderationTransferredPropertyPlantAndEquipmentCarryingValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TaxReceivableAgreementsPolicyPolicyTextBlock" id="wttr_TaxReceivableAgreementsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RealizabilityOfDeferredTaxAssetsPolicyPolicyTextBlock" id="wttr_RealizabilityOfDeferredTaxAssetsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="UsefulLifeOfPropertyPlantAndEquipmentTableTextBlock" id="wttr_UsefulLifeOfPropertyPlantAndEquipmentTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AssetRetirementObligationLiabilitiesRevised" id="wttr_AssetRetirementObligationLiabilitiesRevised" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyAndEquipment" id="wttr_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedWaterInventory" id="wttr_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedWaterInventory" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCustomerRelationships" id="wttr_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCustomerRelationships" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AmortizationAndWriteOffOfDebtIssuanceCosts" id="wttr_AmortizationAndWriteOffOfDebtIssuanceCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SignificantAccountingPoliciesTable" id="wttr_SignificantAccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SignificantAccountingPoliciesLineItems" id="wttr_SignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AssetRetirementObligationIncreaseDecreaseDueToChangeInEstimatedCashFlows" id="wttr_AssetRetirementObligationIncreaseDecreaseDueToChangeInEstimatedCashFlows" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="GeneralPartnersAdditionalCapitalContribution" id="wttr_GeneralPartnersAdditionalCapitalContribution" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="GeneralPartnersAdditionalCapitalContributionPeriod" id="wttr_GeneralPartnersAdditionalCapitalContributionPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="InterCompanyLoanReceivableFromConsolidatedVie" id="wttr_InterCompanyLoanReceivableFromConsolidatedVie" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="InterCompanyReceivableFromConsolidatedVie" id="wttr_InterCompanyReceivableFromConsolidatedVie" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="LeasingArrangementsReceivables" id="wttr_LeasingArrangementsReceivables" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="FirstMeasurementDateMember" id="wttr_FirstMeasurementDateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncomeTaxPaidByIndividualJurisdictionTableTextBlock" id="wttr_IncomeTaxPaidByIndividualJurisdictionTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TaxExpiryIn2026Member" id="wttr_TaxExpiryIn2026Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DeferredTaxLiabilitiesOutsideBasisDifference" id="wttr_DeferredTaxLiabilitiesOutsideBasisDifference" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ScheduleOfIncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestTextBlock" id="wttr_ScheduleOfIncomeLossFromContinuingOperationsBeforeEquityMethodInvestmentsIncomeTaxesNoncontrollingInterestTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PermianBasinMidconAndHaynesvilleMember" id="wttr_PermianBasinMidconAndHaynesvilleMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DeferredTaxAssetsInvestmentCreditCarryforward" id="wttr_DeferredTaxAssetsInvestmentCreditCarryforward" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CumulativePaymentsForTaxReceivableAgreements" id="wttr_CumulativePaymentsForTaxReceivableAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
</xsd:schema>
