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  <xs:element id="he_PublicUtilitiesRPSAPerformanceIncentiveMechanismRewardThresholdInterpolatedRPSRateGoalYearOneAndTwo" abstract="false" name="PublicUtilitiesRPSAPerformanceIncentiveMechanismRewardThresholdInterpolatedRPSRateGoalYearOneAndTwo" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:energyItemType"/>
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  <xs:element id="he_PCBContaminationMember" abstract="true" name="PCBContaminationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="he_MajorVendorAxis" abstract="true" name="MajorVendorAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
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  <xs:element id="he_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionPeriodUsedForCalculationOfTotalReturnToShareholders" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionPeriodUsedForCalculationOfTotalReturnToShareholders" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="he_MolokaiNewEnergyPartnersMember" abstract="true" name="MolokaiNewEnergyPartnersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_HuHonuaBioenergyLLCMember" abstract="true" name="HuHonuaBioenergyLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="he_HawaiiElectricLightCompanyIncMember" abstract="true" name="HawaiiElectricLightCompanyIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_NumberOfMortgageLoansRepurchased" abstract="false" name="NumberOfMortgageLoansRepurchased" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_PublicUtilitiesRenewableEnergyGenerationProjectIncurredCost" abstract="false" name="PublicUtilitiesRenewableEnergyGenerationProjectIncurredCost" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_PublicUtilitiesExceptionalProjectRecoveryMechanismNumberOfProjects" abstract="false" name="PublicUtilitiesExceptionalProjectRecoveryMechanismNumberOfProjects" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_WaiawaUFLSProjectMember" abstract="true" name="WaiawaUFLSProjectMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="he_PublicUtilitiesRenewableEnergyGenerationProjectNumberOfExtendedTransmissionLines" abstract="false" name="PublicUtilitiesRenewableEnergyGenerationProjectNumberOfExtendedTransmissionLines" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_PublicUtilitiesLowToModerateIncomeEnergyEfficiencyPerformanceIncentiveMechanismAccruedEstimatedRewards" abstract="false" name="PublicUtilitiesLowToModerateIncomeEnergyEfficiencyPerformanceIncentiveMechanismAccruedEstimatedRewards" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_ShareBasedCompensationNumberOfSharesThatCouldBeIssuedUponVestingAndAchievementOfPerformanceGoals" abstract="false" name="ShareBasedCompensationNumberOfSharesThatCouldBeIssuedUponVestingAndAchievementOfPerformanceGoals" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="he_FinancingReceivableNonaccrualWithAllowance" abstract="false" name="FinancingReceivableNonaccrualWithAllowance" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_InterestPaidToNonAffiliates" abstract="false" name="InterestPaidToNonAffiliates" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilitiesSolarProjectMajorProjectInterimRecoveryAndExceptionalProjectRecoveryMechanismRequestedAmount" abstract="false" name="PublicUtilitiesSolarProjectMajorProjectInterimRecoveryAndExceptionalProjectRecoveryMechanismRequestedAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_FairValueInputsUnpaidPrincipalBalanceAsset" abstract="false" name="FairValueInputsUnpaidPrincipalBalanceAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilitiesInterconnectionApprovalPerformanceIncentiveMechanismAccruedEstimatedRewards" abstract="false" name="PublicUtilitiesInterconnectionApprovalPerformanceIncentiveMechanismAccruedEstimatedRewards" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_Residential14FamilyMember" abstract="true" name="Residential14FamilyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_PublicUtilitiesRPSAPerformanceIncentiveMechanismFailureToMeetRPSTargetsPenaltyRate" abstract="false" name="PublicUtilitiesRPSAPerformanceIncentiveMechanismFailureToMeetRPSTargetsPenaltyRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:energyItemType"/>
  <xs:element id="he_LoansReceivableHeldForSaleAmountFairValueAdjustments" abstract="false" name="LoansReceivableHeldForSaleAmountFairValueAdjustments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilitiesGridServicesProcurementPerformanceIncentiveMechanismAccruedEstimatedRewards" abstract="false" name="PublicUtilitiesGridServicesProcurementPerformanceIncentiveMechanismAccruedEstimatedRewards" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_PublicUtilitiesRetainedPercentageOfSavings" abstract="false" name="PublicUtilitiesRetainedPercentageOfSavings" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="he_PublicUtilitiesRenewableEnergyGenerationProjectApprovedFunds" abstract="false" name="PublicUtilitiesRenewableEnergyGenerationProjectApprovedFunds" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilitiesEarningsSharingMechanismActualReturnOnEquityDeadBandPercentageAboveOrBelowTarget" abstract="false" name="PublicUtilitiesEarningsSharingMechanismActualReturnOnEquityDeadBandPercentageAboveOrBelowTarget" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="he_PublicUtilityDecouplingOrderPerformanceIncentiveMechanismServiceReliabilityEstimatedPenalties" abstract="false" name="PublicUtilityDecouplingOrderPerformanceIncentiveMechanismServiceReliabilityEstimatedPenalties" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_ReceivableRelatedToPendingProceedsFromSaleOfEquityMethodInvestments" abstract="false" name="ReceivableRelatedToPendingProceedsFromSaleOfEquityMethodInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilitiesPilotUpdate2022DeferredCostRecoveryApproved" abstract="false" name="PublicUtilitiesPilotUpdate2022DeferredCostRecoveryApproved" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_RegulatoryProjectsAndLegalObligationsLineItems" abstract="true" name="RegulatoryProjectsAndLegalObligationsLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="he_PublicUtilitiesAdvancedMeteringInfrastructureUtilizationPerformanceIncentiveMechanismTerm" abstract="false" name="PublicUtilitiesAdvancedMeteringInfrastructureUtilizationPerformanceIncentiveMechanismTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
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  <xs:element id="he_OffBalanceSheetAndFinancingReceivableCreditLossLiabilityCreditLossExpenseReversal" abstract="false" name="OffBalanceSheetAndFinancingReceivableCreditLossLiabilityCreditLossExpenseReversal" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_ElectricUtilitySegmentMember" abstract="true" name="ElectricUtilitySegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_AccumulatedGainLossNetCashFlowHedgeHeldToMaturityParentMember" abstract="true" name="AccumulatedGainLossNetCashFlowHedgeHeldToMaturityParentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="he_AvailableforsaleSecuritiesDebtSecuritiesFairValueAbstract" abstract="true" name="AvailableforsaleSecuritiesDebtSecuritiesFairValueAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="he_MinimumBenchmarkPercentageOfLoanToAppraisalRatioOnNonOwnerOccupiedResidentialProperty" abstract="false" name="MinimumBenchmarkPercentageOfLoanToAppraisalRatioOnNonOwnerOccupiedResidentialProperty" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
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  <xs:element id="he_StockIssuedDuringPeriodValueDirectorAndOfficerCompensatoryPlans" abstract="false" name="StockIssuedDuringPeriodValueDirectorAndOfficerCompensatoryPlans" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_LongTermPurchaseCommitmentBatteryVolumeGenerated" abstract="false" name="LongTermPurchaseCommitmentBatteryVolumeGenerated" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:energyItemType"/>
  <xs:element id="he_IncreaseDecreaseInPensionAndOtherPostretirementDefinedBenefitPlansLiability" abstract="false" name="IncreaseDecreaseInPensionAndOtherPostretirementDefinedBenefitPlansLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilitiesRPSAPerformanceIncentiveMechanismRewardThresholdInterpolatedRPSRateGoalYearThree" abstract="false" name="PublicUtilitiesRPSAPerformanceIncentiveMechanismRewardThresholdInterpolatedRPSRateGoalYearThree" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:energyItemType"/>
  <xs:element id="he_ElectricEnergySalesCommercialMember" abstract="true" name="ElectricEnergySalesCommercialMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_NumberOfGridServicePurchaseAgreementsApproved" abstract="false" name="NumberOfGridServicePurchaseAgreementsApproved" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_PublicUtilitiesExceptionalProjectRecoveryMechanismNumberOfProjectsApproved" abstract="false" name="PublicUtilitiesExceptionalProjectRecoveryMechanismNumberOfProjectsApproved" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_ScheduleOfShareBasedCompensationLongTermIncentivePlanLinkedToTotalReturnToShareholdersTableTextBlock" abstract="false" name="ScheduleOfShareBasedCompensationLongTermIncentivePlanLinkedToTotalReturnToShareholdersTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
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  <xs:element id="he_PublicUtilitiesInterconnectionApprovalPerformanceIncentiveMechanismAnnualMaximumReward" abstract="false" name="PublicUtilitiesInterconnectionApprovalPerformanceIncentiveMechanismAnnualMaximumReward" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_PublicUtilityNetReceivableUnderTariff" abstract="false" name="PublicUtilityNetReceivableUnderTariff" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_LongTermContractForPurchaseOfElectricPowerTotalContractedBatteryEnergyStorageSystemCapacity" abstract="false" name="LongTermContractForPurchaseOfElectricPowerTotalContractedBatteryEnergyStorageSystemCapacity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
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  <xs:element id="he_OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCostCreditRecognizedInNetPeriodicBenefitCostReclassificationAdjustmentFromAOCITax" abstract="false" name="OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCostCreditRecognizedInNetPeriodicBenefitCostReclassificationAdjustmentFromAOCITax" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_Stage1RenewablePPAsMember" abstract="true" name="Stage1RenewablePPAsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_PublicUtilitiesCustomerDividendNegativeAdjustmentPercentage" abstract="false" name="PublicUtilitiesCustomerDividendNegativeAdjustmentPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
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  <xs:element id="he_SensitivityAnalysisOfFairValueTransferorsInterestsInTransferredFinancialAssetsImpactOf50BasisPointsAdverseChangeInDiscountRate" abstract="false" name="SensitivityAnalysisOfFairValueTransferorsInterestsInTransferredFinancialAssetsImpactOf50BasisPointsAdverseChangeInDiscountRate" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_ReserveForAdditionalInvestigationAndEstimatedCleanUpCosts" abstract="false" name="ReserveForAdditionalInvestigationAndEstimatedCleanUpCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsTax" abstract="false" name="OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsTax" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_PublicUtilitiesEarningsSharingMechanismPercentageSharingForAnyFurtherDifference" abstract="false" name="PublicUtilitiesEarningsSharingMechanismPercentageSharingForAnyFurtherDifference" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="he_ScheduleOfAssetsSoldUnderAgreementsToRepurchaseOtherBorrowingsTableTextBlock" abstract="false" name="ScheduleOfAssetsSoldUnderAgreementsToRepurchaseOtherBorrowingsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="he_SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimFinancialInstruments" abstract="false" name="SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimFinancialInstruments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilityERPEAMRegulatoryLiabilityForOperationAndMaintenanceExpenseReductions" abstract="false" name="PublicUtilityERPEAMRegulatoryLiabilityForOperationAndMaintenanceExpenseReductions" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_BankOwnedLifeInsuranceIncomeMember" abstract="true" name="BankOwnedLifeInsuranceIncomeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff" abstract="false" name="FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_MajorVendorDomain" abstract="true" name="MajorVendorDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_ShareBasedCompensationNumberOfSharesThatCouldBeIssuedUponVestingOfRestrictedStockUnitsAndLongTermIncentivePlans" abstract="false" name="ShareBasedCompensationNumberOfSharesThatCouldBeIssuedUponVestingOfRestrictedStockUnitsAndLongTermIncentivePlans" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="he_PublicUtilitiesEarningsSharingMechanismSharingBetweenCustomersAndUtilitiesPercentage" abstract="false" name="PublicUtilitiesEarningsSharingMechanismSharingBetweenCustomersAndUtilitiesPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="he_SuppliesPrintingAndPostageExpense" abstract="false" name="SuppliesPrintingAndPostageExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_VariableInterestEntityNumberOfConsolidatedVIEs" abstract="false" name="VariableInterestEntityNumberOfConsolidatedVIEs" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_PublicUtilityERPEAMSystemFutureCostAvoidanceRelatedToCapitalCostAndTaxCost" abstract="false" name="PublicUtilityERPEAMSystemFutureCostAvoidanceRelatedToCapitalCostAndTaxCost" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_SchofieldGenerationStationMember" abstract="true" name="SchofieldGenerationStationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_PublicUtilitiesGridServicesProcurementPerformanceIncentiveMechanismMaximumReward" abstract="false" name="PublicUtilitiesGridServicesProcurementPerformanceIncentiveMechanismMaximumReward" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_DefinedBenefitPlanNetPeriodicBenefitCostAdjustedForImpactOfPublicUtilitiesCommissionDecisionsAndOrders" abstract="false" name="DefinedBenefitPlanNetPeriodicBenefitCostAdjustedForImpactOfPublicUtilitiesCommissionDecisionsAndOrders" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_GridModernizationStrategyPhase1ProjectMember" abstract="true" name="GridModernizationStrategyPhase1ProjectMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_ProceedsFromPrincipalRepaymentsOnInvestmentAndMortgageRelatedSecuritiesAvailableForSale" abstract="false" name="ProceedsFromPrincipalRepaymentsOnInvestmentAndMortgageRelatedSecuritiesAvailableForSale" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="he_OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsNetOfTax" abstract="false" name="OtherComprehensiveIncomeReclassificationAdjustmentForImpactOfDecisionAndOrdersOfThePUCIncludedInRegulatoryAssetsNetOfTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_LongTermPurchaseCommitmentVolumeGenerated" abstract="false" name="LongTermPurchaseCommitmentVolumeGenerated" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
  <xs:element id="he_MeasurementInputNoteInterestRateMember" abstract="true" name="MeasurementInputNoteInterestRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_PublicUtilityDecouplingOrderPerformanceIncentiveMechanismCallCenterPerformanceDeadBandPercentageAboveOrBelowTarget" abstract="false" name="PublicUtilityDecouplingOrderPerformanceIncentiveMechanismCallCenterPerformanceDeadBandPercentageAboveOrBelowTarget" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="he_PublicUtilitiesExceptionalProjectRecoveryMechanismCapitalCosts" abstract="false" name="PublicUtilitiesExceptionalProjectRecoveryMechanismCapitalCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilityDecouplingOrderPerformanceIncentiveMechanismGenerationCausedSystemAverageInterruptionMaximumPenaltyPercentOfReturnOnEquity" abstract="false" name="PublicUtilityDecouplingOrderPerformanceIncentiveMechanismGenerationCausedSystemAverageInterruptionMaximumPenaltyPercentOfReturnOnEquity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
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  <xs:element id="he_HEIFacilityMember" abstract="true" name="HEIFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_HeldToMaturitySecuritiesLessThan12MonthsNumberOfIssues" abstract="false" name="HeldToMaturitySecuritiesLessThan12MonthsNumberOfIssues" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_CommercialConstructionLoanMember" abstract="true" name="CommercialConstructionLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff" abstract="false" name="FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_OffBalanceSheetCreditLossLiabilityTableTextBlock" abstract="false" name="OffBalanceSheetCreditLossLiabilityTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="he_AssetsNoncurrentExcludingPropertyPlantAndEquipmentNet" abstract="false" name="AssetsNoncurrentExcludingPropertyPlantAndEquipmentNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_ProceedsFromPaymentsForOtherBankBorrowings" abstract="false" name="ProceedsFromPaymentsForOtherBankBorrowings" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilitiesAccruedEarnedRewardsNetOfPenalties" abstract="false" name="PublicUtilitiesAccruedEarnedRewardsNetOfPenalties" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_FinancingReceivableTroubledDebtRestructuringsAndTroubledDebtRestructuringsThatSubsequentlyDefaultedDomain" abstract="true" name="FinancingReceivableTroubledDebtRestructuringsAndTroubledDebtRestructuringsThatSubsequentlyDefaultedDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_PublicUtilitiesNumberOfPowerPurchaseContractsApproved" abstract="false" name="PublicUtilitiesNumberOfPowerPurchaseContractsApproved" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff" abstract="false" name="FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodTotalFairValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodTotalFairValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_LongTermIncentivePlanAwardsLinkedToOtherPerformanceConditionsMember" abstract="true" name="LongTermIncentivePlanAwardsLinkedToOtherPerformanceConditionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_ShareBasedCompensationByShareBasedPaymentAwardPayoutLowOfRange" abstract="false" name="ShareBasedCompensationByShareBasedPaymentAwardPayoutLowOfRange" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="he_AssetsNoncurrentExcludingPropertyPlantAndEquipmentNetAbstract" abstract="true" name="AssetsNoncurrentExcludingPropertyPlantAndEquipmentNetAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="he_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff" abstract="false" name="FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" abstract="false" name="ScheduleOfShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsValuationAssumptionsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="he_PublicUtilitiesSavingsCommitmentLiabilityAnnualRate" abstract="false" name="PublicUtilitiesSavingsCommitmentLiabilityAnnualRate" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_EnvironmentalLossContingencyStatementOfFinancialPositionExtensibleEnumerationNotDisclosedFlag" abstract="false" name="EnvironmentalLossContingencyStatementOfFinancialPositionExtensibleEnumerationNotDisclosedFlag" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="he_CommercialAccountHoldersMember" abstract="true" name="CommercialAccountHoldersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_RegulatoryRevenueMember" abstract="true" name="RegulatoryRevenueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_InterestExpenseOnOtherThanDepositsAndBankBorrowings" abstract="false" name="InterestExpenseOnOtherThanDepositsAndBankBorrowings" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_ScheduleOfCondensedConsolidatingStatementsOfChangesInCommonStockEquityTableTextBlock" abstract="false" name="ScheduleOfCondensedConsolidatingStatementsOfChangesInCommonStockEquityTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="he_OtherBankBorrowings" abstract="false" name="OtherBankBorrowings" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_SensitivityAnalysisOfFairValueTransferorsInterestsInTransferredFinancialAssetsImpactOf50BasisPointAdverseChangeOnPrepaymentSpeed" abstract="false" name="SensitivityAnalysisOfFairValueTransferorsInterestsInTransferredFinancialAssetsImpactOf50BasisPointAdverseChangeOnPrepaymentSpeed" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_LongTermContractForPurchaseOfElectricPowerMaximumPowerVolumeDelivered" abstract="false" name="LongTermContractForPurchaseOfElectricPowerMaximumPowerVolumeDelivered" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
  <xs:element id="he_HawaiianElectricParentMember" abstract="true" name="HawaiianElectricParentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_IncreaseDecreaseInPrepaidAndAccruedIncomeTaxesAndUtilityRevenueTaxes" abstract="false" name="IncreaseDecreaseInPrepaidAndAccruedIncomeTaxesAndUtilityRevenueTaxes" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilitiesNumberOfPerformanceIncentiveMechanisms" abstract="false" name="PublicUtilitiesNumberOfPerformanceIncentiveMechanisms" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_LongTermPurchaseCommitmentMinimumPowerVolumeRequired" abstract="false" name="LongTermPurchaseCommitmentMinimumPowerVolumeRequired" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
  <xs:element id="he_PublicUtilitiesExceptionalProjectRecoveryMechanismEstimatedCapitalCosts" abstract="false" name="PublicUtilitiesExceptionalProjectRecoveryMechanismEstimatedCapitalCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_NumberOfFinancialInstitutions" abstract="false" name="NumberOfFinancialInstitutions" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_InterestAndDividendsPayableIncludingDividendsOnPreferredStockOfSubsidiaries" abstract="false" name="InterestAndDividendsPayableIncludingDividendsOnPreferredStockOfSubsidiaries" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_FinancingReceivableTroubledDebtRestructuringsRealEstateLoansMember" abstract="true" name="FinancingReceivableTroubledDebtRestructuringsRealEstateLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_PublicUtilitiesRenewableEnergyGenerationProjectNumberOfGeneratingUnitsConvertingToSynchronousCondensers" abstract="false" name="PublicUtilitiesRenewableEnergyGenerationProjectNumberOfGeneratingUnitsConvertingToSynchronousCondensers" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="he_CustomerBillForgiveness" abstract="false" name="CustomerBillForgiveness" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_AmericanSavingsBankFSBMember" abstract="true" name="AmericanSavingsBankFSBMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="he_RegulatoryProjectsAndLegalObligationsTable" abstract="true" name="RegulatoryProjectsAndLegalObligationsTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="he_DefinedBenefitPlanImpactOfPublicUtilitiesCommissionDecisionsAndOrders" abstract="false" name="DefinedBenefitPlanImpactOfPublicUtilitiesCommissionDecisionsAndOrders" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCostCreditRecognizedInNetPeriodicBenefitCostReclassificationAdjustmentFromAOCINetOfTax" abstract="false" name="OtherComprehensiveIncomeLossDefinedBenefitPlanPriorServiceCostCreditRecognizedInNetPeriodicBenefitCostReclassificationAdjustmentFromAOCINetOfTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_StateRefundableCredit" abstract="false" name="StateRefundableCredit" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="he_PublicUtilitiesLowToModerateIncomeEnergyEfficiencyPerformanceIncentiveMechanismMaximumReward" abstract="false" name="PublicUtilitiesLowToModerateIncomeEnergyEfficiencyPerformanceIncentiveMechanismMaximumReward" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
