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  <xsd:element id="ale_NumberOfAcresOfLandAvailableForSaleInAcres" name="NumberOfAcresOfLandAvailableForSaleInAcres" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="ale_NumberOfCustomers" name="NumberOfCustomers" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="ale_NumberOfPhases" name="NumberOfPhases" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="ale_NumberOfProjects" name="NumberOfProjects" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ale_OliverWindIAndIiPpaMember" name="OliverWindIAndIiPpaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_OliverWindIPpaMember" name="OliverWindIPpaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_OliverWindIiPpaMember" name="OliverWindIiPpaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_OperationsAndSignificantAccountingPoliciesAbstract" name="OperationsAndSignificantAccountingPoliciesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_OtherIncomeExpenseAbstract" name="OtherIncomeExpenseAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_OtherRegulatoryAssetsMember" name="OtherRegulatoryAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_OtherRegulatoryLiabilitiesMember" name="OtherRegulatoryLiabilitiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_PalmCoastParkCommunityDevelopmentDistrictMember" name="PalmCoastParkCommunityDevelopmentDistrictMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_PatientProtectionAndAffordableCareActOf2010PpacaAbstract" name="PatientProtectionAndAffordableCareActOf2010PpacaAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_PensionAndOtherPostretirementBenefitPlansAbstract" name="PensionAndOtherPostretirementBenefitPlansAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ale_PerformanceAndMaintenanceObligations" name="PerformanceAndMaintenanceObligations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="ale_PerformanceAndMaintenanceObligationsLandPurchaserContractualObligation" name="PerformanceAndMaintenanceObligationsLandPurchaserContractualObligation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ale_PlantRemovalObligationsCostsMember" name="PlantRemovalObligationsCostsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_RateInformationByTypeDomain" name="RateInformationByTypeDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_RateRevisionsAxis" name="RateRevisionsAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_RateRevisionsDomain" name="RateRevisionsDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_RateTypeAxis" name="RateTypeAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_RegulatoryAssetsAndLiabilitiesLineItems" name="RegulatoryAssetsAndLiabilitiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_RegulatoryMattersAbstract" name="RegulatoryMattersAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ale_RequestedPercentageOfCapitalStructureRelatedToDebt" name="RequestedPercentageOfCapitalStructureRelatedToDebt" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="ale_RequestedPercentageOfCapitalStructureRelatedToEquity" name="RequestedPercentageOfCapitalStructureRelatedToEquity" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="ale_RequestedRateIncrease" name="RequestedRateIncrease" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="ale_RequestedRateOfReturnOnCommonEquity" name="RequestedRateOfReturnOnCommonEquity" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ale_RetailCustomersMember" name="RetailCustomersMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_ScheduleOfRegulatoryAssetsAndLiabilitiesTable" name="ScheduleOfRegulatoryAssetsAndLiabilitiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_ShortTermAndLongTermDebtAbstract" name="ShortTermAndLongTermDebtAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ale_ShortTermDebtAmountToBeRefinanced" name="ShortTermDebtAmountToBeRefinanced" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_SquareButtePpaMember" name="SquareButtePpaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_SuretyBondsAbstract" name="SuretyBondsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ale_SuretyBondsOutstanding" name="SuretyBondsOutstanding" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="ale_TerminationFee" name="TerminationFee" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="ale_TotalAmountOfLetterOfCreditSecuredInAdditionToSuretyBondsForReclamationLiability" name="TotalAmountOfLetterOfCreditSecuredInAdditionToSuretyBondsForReclamationLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="ale_TotalCurrentEstimatedReclamationLiability" name="TotalCurrentEstimatedReclamationLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="ale_TotalProjectCost" name="TotalProjectCost" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ale_TownCenterCommunityDevelopmentDistrictMember" name="TownCenterCommunityDevelopmentDistrictMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_TransmissionAxis" name="TransmissionAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_TransmissionDomain" name="TransmissionDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ale_TransmissionLineCapacityKv" name="TransmissionLineCapacityKv" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ale_TransmissionLineItems" name="TransmissionLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ale_TransmissionLineLengthMiles" name="TransmissionLineLengthMiles" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ale_TransmissionTable" name="TransmissionTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ale_UtilitiesOperatingExpenseFuelAndPurchasedPower" name="UtilitiesOperatingExpenseFuelAndPurchasedPower" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_WaterRatesMember" name="WaterRatesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ale_WholesaleAndRetailContraAfudcMember" name="WholesaleAndRetailContraAfudcMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
</XBRL>
