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        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </Post1975UBTIGrp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>18</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>73</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>41</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>24</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>153</CurrentTaxYearAmt>
        <TotalAmt>309</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <NetIncomeFromOtherUBIGrp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <OtherIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>6306</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>8182</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>9132</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>7743</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>10829</CurrentTaxYearAmt>
        <TotalAmt>42192</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.99268</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.99516</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00732</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00484</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsPY509Ind>X</ThirtyThrPctSuprtTestsPY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="R000003" softwareId="23018249" softwareVersionNum="v1.00">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 10</FormAndLineReferenceDesc>
        <ExplanationTxt>Motus Tracking Station 5,643, Speaker Fees 575, Owl Fest Sponsorship 500, DABC Cerulean Project 500, WCS MOSI Project 500, Native Plant Booklets 400, Bookmarks 338, Whitewater State Park Bird Seed 300, Quarry Hill Nature Center Bird Seed 300, Bird Safe Window Display 255, Earth Fest Sponsorship 250, Educational Signs 214, WWSP Peregrine Program 150, 4-H Award 40</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Website 649, Liability Insurance 315, PO Box 200, Meetup Dues 168, Memorials 154, Welcome Postcards 133, Business Cards 26</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <ReasonableCauseExplanation documentId="R000004" softwareId="23018249" softwareVersionNum="v1.00">
      <ExplanationTxt>Zumbro Valley Audubon Society is not required to file this form, but chooses to do so to maintain it's 501(c)(3) filing status.</ExplanationTxt>
    </ReasonableCauseExplanation>
  </ReturnData>
</Return>