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  <xsd:element id="cwco_IncomeLossFromEquityMethodInvestmentsAndSubsidiaries" name="IncomeLossFromEquityMethodInvestmentsAndSubsidiaries" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element name="AgreementAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_AgreementAxis" substitutionGroup="xbrldt:dimensionItem" />
  <xsd:element name="AgreementDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_AgreementDomain" substitutionGroup="xbrli:item" />
  <xsd:element name="PlantAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_PlantAxis" substitutionGroup="xbrldt:dimensionItem" />
  <xsd:element name="PlantDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_PlantDomain" substitutionGroup="xbrli:item" />
  <xsd:element name="NSCAguaMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_NSCAguaMember" substitutionGroup="xbrli:item" />
  <xsd:element name="TypeOfPhasesAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_TypeOfPhasesAxis" substitutionGroup="xbrldt:dimensionItem" />
  <xsd:element name="TypeOfPhasesDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_TypeOfPhasesDomain" substitutionGroup="xbrli:item" />
  <xsd:element name="FirstPhaseMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_FirstPhaseMember" substitutionGroup="xbrli:item" />
  <xsd:element name="SecondPhaseMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_SecondPhaseMember" substitutionGroup="xbrli:item" />
  <xsd:element name="SeawaterReverseOsmosisDesalinationPlantPerDayProcessingCapacity" type="dtr-types:volumeItemType" abstract="false" xbrli:periodType="duration" nillable="true" id="cwco_SeawaterReverseOsmosisDesalinationPlantPerDayProcessingCapacity" substitutionGroup="xbrli:item" />
  <xsd:element name="OperatingLeaseRightOfUseAssetNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" nillable="true" id="cwco_OperatingLeaseRightOfUseAssetNet" substitutionGroup="xbrli:item" xbrli:balance="debit" />
  <xsd:element name="CommitmentsAndContingenciesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_CommitmentsAndContingenciesTable" substitutionGroup="xbrldt:hypercubeItem" />
  <xsd:element id="cwco_CommitmentsAndContingenciesLineItems" name="CommitmentsAndContingenciesLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element name="CaymanWaterRetailOperationsPercentageOfGrossProfit" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" id="cwco_CaymanWaterRetailOperationsPercentageOfGrossProfit" substitutionGroup="xbrli:item" />
  <xsd:element name="CaymanWaterRetailOperationsPercentageOfRevenue" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" id="cwco_CaymanWaterRetailOperationsPercentageOfRevenue" substitutionGroup="xbrli:item" />
  <xsd:element name="ConsolidatedWaterBahamasMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="cwco_ConsolidatedWaterBahamasMember" substitutionGroup="xbrli:item" />
  <xsd:element id="cwco_AssetsContinuedOperation" name="AssetsContinuedOperation" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="cwco_FairValueDeterminingMethodAxis" name="FairValueDeterminingMethodAxis" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cwco_FairValueDeterminingMethodDomain" name="FairValueDeterminingMethodDomain" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cwco_NumberOfDaysAfterConsumptionBillingsAreCollected" name="NumberOfDaysAfterConsumptionBillingsAreCollected" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="cwco_NumberOfDaysAfterConsumptionBillingsAreConsideredPastDue" name="NumberOfDaysAfterConsumptionBillingsAreConsideredPastDue" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="cwco_PeriodRequiredToOperateAndMaintainPlantAndAqueduct" name="PeriodRequiredToOperateAndMaintainPlantAndAqueduct" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="cwco_RetirementPlanAxis" name="RetirementPlanAxis" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cwco_RetirementPlanDomain" name="RetirementPlanDomain" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cwco_ContractWithCustomerAxis" name="ContractWithCustomerAxis" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cwco_ContractWithCustomerDomain" name="ContractWithCustomerDomain" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cwco_DefinedContributionPlanEmployerMatchingContributionPercentOfMatchAxis" name="DefinedContributionPlanEmployerMatchingContributionPercentOfMatchAxis" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cwco_DefinedContributionPlanEmployerMatchingContributionPercentOfMatchDomain" name="DefinedContributionPlanEmployerMatchingContributionPercentOfMatchDomain" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cwco_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="cwco_InventoryCurrentAndNoncurrent" name="InventoryCurrentAndNoncurrent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="cwco_SummaryOfRevenueRecognizedAndAmountsBilledOnServicesSegmentAndManufacturingSegmentContractsInProgressTableTextBlock" name="SummaryOfRevenueRecognizedAndAmountsBilledOnServicesSegmentAndManufacturingSegmentContractsInProgressTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="cwco_ContractWithCustomerLiabilityAmountsBilledToDateOnContractsInProgress" name="ContractWithCustomerLiabilityAmountsBilledToDateOnContractsInProgress" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="cwco_ContractWithCustomerLiabilityRevenueRecognizedAndAmountsBilledToDateOnContractsInProgress" name="ContractWithCustomerLiabilityRevenueRecognizedAndAmountsBilledToDateOnContractsInProgress" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="cwco_ContractWithCustomerAssetLiabilitiesNetCurrent" name="ContractWithCustomerAssetLiabilitiesNetCurrent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="cwco_ConstructionInProgress" name="ConstructionInProgress" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="cwco_MexicoProjectDevelopmentMember" name="MexicoProjectDevelopmentMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cwco_RevenueRecognizedFromCurrentPeriodIncreaseInContractLiability" name="RevenueRecognizedFromCurrentPeriodIncreaseInContractLiability" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="cwco_OperatingLeaseLiabilitiesContinuingOperations" name="OperatingLeaseLiabilitiesContinuingOperations" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="cwco_SegmentRetailMember" name="SegmentRetailMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="cwco_OperatingLeaseCostsDiscontinuedOperations" name="OperatingLeaseCostsDiscontinuedOperations" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="cwco_ContractWithCustomerRetainage" name="ContractWithCustomerRetainage" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element name="OperatingLeaseLiabilityIncludingDiscontinuedOperations" id="cwco_OperatingLeaseLiabilityIncludingDiscontinuedOperations" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TransfersFromPrepaidsToPropertyPlantAndEquipment" id="cwco_TransfersFromPrepaidsToPropertyPlantAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="KalaeloaDesalcoMember" id="cwco_KalaeloaDesalcoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PercentageOfDelinquentAccountsReceivableBalance" id="cwco_PercentageOfDelinquentAccountsReceivableBalance" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="OperationsAndMaintenanceMember" id="cwco_OperationsAndMaintenanceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DesignAndConsultingServicesMember" id="cwco_DesignAndConsultingServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseDecreaseInAccountsPayableAndAccruedExpensesAndOtherCurrentLiabilities" id="cwco_IncreaseDecreaseInAccountsPayableAndAccruedExpensesAndOtherCurrentLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="IncreaseDecreaseInContractLiability" id="cwco_IncreaseDecreaseInContractLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseInContractAssets" id="cwco_IncreaseDecreaseInContractAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncomeFromContinuingOperationsAttributableToNonControllingInterests" id="cwco_IncomeFromContinuingOperationsAttributableToNonControllingInterests" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PurchaseOfCertainDocumentation" id="cwco_PurchaseOfCertainDocumentation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="GallonsOfWaterDeliveredPerWeek" id="cwco_GallonsOfWaterDeliveredPerWeek" type="dtr-types:volumeItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="BlueHillsPlantMember" id="cwco_BlueHillsPlantMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="WindsorWaterPlantMember" id="cwco_WindsorWaterPlantMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SubcontractorAndOtherProjectCost" id="cwco_SubcontractorAndOtherProjectCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CostRetailLicenseRoyalties" id="cwco_CostRetailLicenseRoyalties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SegmentAssets" id="cwco_SegmentAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ConstructionServicesMember" id="cwco_ConstructionServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseDecreaseInAccruedCompensation" id="cwco_IncreaseDecreaseInAccruedCompensation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AccountingPoliciesTable" id="cwco_AccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AccountingPoliciesLineItems" id="cwco_AccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
</xsd:schema>
