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    <ReturnTs>2024-05-15T19:00:08Z</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>910727592</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>TRIANGLE POOL INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>TRIA</BusinessNameControlTxt>
      <PhoneNum>0000000000</PhoneNum>
      <USAddress>
        <AddressLine1Txt>1919 108th Ave SE</AddressLine1Txt>
        <CityNm>BELLEVUE</CityNm>
        <StateAbbreviationCd>WA</StateAbbreviationCd>
        <ZIPCd>98009</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Marilyn Gupta</PersonNm>
      <PersonTitleTxt>TREASURER</PersonTitleTxt>
      <PhoneNum>4846190821</PhoneNum>
      <SignatureDt>2024-05-15</SignatureDt>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>Marilyn</PersonFirstNm>
        <PersonLastNm>Gupta</PersonLastNm>
      </PersonFullName>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
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      <ProgramServiceRevenueAmt>55506</ProgramServiceRevenueAmt>
      <MembershipDuesAmt>103700</MembershipDuesAmt>
      <InvestmentIncomeAmt>2</InvestmentIncomeAmt>
      <SaleOfAssetsGrossAmt>12100</SaleOfAssetsGrossAmt>
      <CostOrOtherBasisExpenseSaleAmt>5342</CostOrOtherBasisExpenseSaleAmt>
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      <GamingGrossIncomeAmt>0</GamingGrossIncomeAmt>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>0</SpecialEventsDirectExpensesAmt>
      <SpecialEventsNetIncomeLossAmt>0</SpecialEventsNetIncomeLossAmt>
      <GrossSalesOfInventoryAmt>0</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <GrossProfitLossSlsOfInvntryAmt>0</GrossProfitLossSlsOfInvntryAmt>
      <OtherRevenueTotalAmt>135</OtherRevenueTotalAmt>
      <TotalRevenueAmt>168416</TotalRevenueAmt>
      <GrantsAndSimilarAmountsPaidAmt>0</GrantsAndSimilarAmountsPaidAmt>
      <BenefitsPaidToOrForMembersAmt>0</BenefitsPaidToOrForMembersAmt>
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      <PrintingPublicationsPostageAmt>0</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>12128</OtherExpensesTotalAmt>
      <TotalExpensesAmt>167928</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>488</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>391879</NetAssetsOrFundBalancesBOYAmt>
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      <NetAssetsOrFundBalancesEOYAmt>392367</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
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        <EOYAmt>86192</EOYAmt>
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      <LandAndBuildingsGrp>
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        <EOYAmt>213168</EOYAmt>
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        <EOYAmt>93507</EOYAmt>
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      <Form990TotalAssetsGrp>
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        <EOYAmt>392867</EOYAmt>
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        <EOYAmt>500</EOYAmt>
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      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>391879</BOYAmt>
        <EOYAmt>392367</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <PrimaryExemptPurposeTxt>To operate and maintain a swimming pool for the primary purpose of supporting and developing amateur youth swimming athletes for providing swim lessons to the community and for providing family recreational opportunities</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>0</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>0</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Jesse Pacem</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Bennet Hill</PersonNm>
        <TitleTxt>Facilities</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Louise Wackerman</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Marilyn Gupta</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Marti Clark-Enke</PersonNm>
        <TitleTxt>Vice President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <StatesWhereCopyOfReturnIsFldCd>WA</StatesWhereCopyOfReturnIsFldCd>
      <BooksInCareOfDetail>
        <PersonNm>Marilyn Gupta</PersonNm>
        <USAddress>
          <AddressLine1Txt>3126 108th Ave SE</AddressLine1Txt>
          <CityNm>Bellevue</CityNm>
          <StateAbbreviationCd>WA</StateAbbreviationCd>
          <ZIPCd>98004</ZIPCd>
        </USAddress>
        <PhoneNum>4846190821</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>
                            false
                        </ForeignFinancialAccountInd>
      <ForeignOfficeInd>
                            false
                        </ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="990xScheduleA">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <SupportedOrganizationsCnt>0</SupportedOrganizationsCnt>
      <GiftsGrantsContriRcvd170Grp></GiftsGrantsContriRcvd170Grp>
      <TaxRevLeviedOrgnztnlBnft170Grp></TaxRevLeviedOrgnztnlBnft170Grp>
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      <PublicSupportTotal170Amt>0</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp></GrossInvestmentIncome170Grp>
      <UnrelatedBusinessNetIncm170Grp></UnrelatedBusinessNetIncm170Grp>
      <OtherIncome170Grp></OtherIncome170Grp>
      <TotalSupportAmt>0</TotalSupportAmt>
      <PublicSupportCY170Pct>0</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0</PublicSupportPY170Pct>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>72117</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>40321</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>88150</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>96211</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>103700</CurrentTaxYearAmt>
        <TotalAmt>400499</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
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        <CurrentTaxYearMinus3YearsAmt>7041</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>18493</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>53136</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>62398</CurrentTaxYearAmt>
        <TotalAmt>187590</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp></GrossReceiptsNonUnrltBusGrp>
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      <GovtFurnSrvcFcltsVl509Grp></GovtFurnSrvcFcltsVl509Grp>
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        <CurrentTaxYearMinus4YearsAmt>118639</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>47362</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>106643</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>149347</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>166098</CurrentTaxYearAmt>
        <TotalAmt>588089</TotalAmt>
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      <AmountsRcvdDsqlfyPersonGrp></AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp></SubstantialContributorsAmtGrp>
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      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>6</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>3</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>5</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>2</CurrentTaxYearAmt>
        <TotalAmt>18</TotalAmt>
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      <Post1975UBTIGrp></Post1975UBTIGrp>
      <InvestmentIncomeAndUBTIGrp>
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        <CurrentTaxYearMinus3YearsAmt>3</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>5</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>2</CurrentTaxYearAmt>
        <TotalAmt>18</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <NetIncomeFromOtherUBIGrp></NetIncomeFromOtherUBIGrp>
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        <CurrentTaxYearMinus3YearsAmt>47365</CurrentTaxYearMinus3YearsAmt>
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        <CurrentTaxYearMinus1YearAmt>149349</CurrentTaxYearMinus1YearAmt>
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      <PublicSupportPY509Pct>0</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0</InvestmentIncomePYPct>
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        <FormAndLineReferenceDesc>Part IV-A, line 1</FormAndLineReferenceDesc>
        <ExplanationTxt>No supported organizations</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>Part IV-D, line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>No supported organizations</ExplanationTxt>
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    <IRS990ScheduleO documentId="990xScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule O:</FormAndLineReferenceDesc>
        <ExplanationTxt>PART 1, LINE 16 OTHER EXPENSES INCLUDE: CREDIT PROCESSING FEES 2126, D&amp;O INSURANCE 1388, SPORT ENGINE FEES 329, SUPPLIES 2763, BAD DEBT (343),EXCISE TAX 1504, MIDLAKE DUES 1507, RIBBONS/AWARDS 1915, SOCIAL EVENTS 707, SQUARE FEES 1047 PART 2, LINE 24 OTHER ASSETS INCLUDE THE FOLLOWING FIXED ASSETS NET OF ACCUMULATED DEPRECIATION: CHEMICAL FEEDER 844, PLASTER POOL SURFACE 50820, POOL FILTERS 5631, POOL HEATERS 18285, POOL PUMPS 294, POOL VACUUM 1189, SAFETY COVERS 18561 PART 2, LINE 26 TOTAL LIABILITIES: SECURITY DEPOSIT 500</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
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