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      <OtherEmployeeBenefits>
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        <EOY>84336</EOY>
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        <EOY>2600753</EOY>
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      <ReconcilationRevenueExpenses>68526</ReconcilationRevenueExpenses>
      <ReconciliationUnrealizedInvest>235322</ReconciliationUnrealizedInvest>
      <MethodOfAccountingAccrual>X</MethodOfAccountingAccrual>
      <AccountantCompileOrReview>false</AccountantCompileOrReview>
      <FSAudited>true</FSAudited>
      <FSAuditedBasis>
        <FinancialStatementSeparate>X</FinancialStatementSeparate>
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      <AuditCommittee>true</AuditCommittee>
      <FederalGrantAuditRequired>false</FederalGrantAuditRequired>
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        <CurrentTaxYearMinus1Year>757430</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>558478</CurrentTaxYear>
        <Total>2738258</Total>
      </GiftsGrantsContribReceived170>
      <Total170>
        <CurrentTaxYearMinus4Years>503600</CurrentTaxYearMinus4Years>
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        <CurrentTaxYearMinus1Year>757430</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>558478</CurrentTaxYear>
        <Total>2738258</Total>
      </Total170>
      <AmountsSubstContributorsTotal>41046</AmountsSubstContributorsTotal>
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        <CurrentTaxYearMinus1Year>152447</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>175373</CurrentTaxYear>
        <Total>784830</Total>
      </GrossInvestmentIncome170>
      <OtherIncome170>
        <CurrentTaxYearMinus4Years>87072</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>59603</CurrentTaxYearMinus3Years>
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        <CurrentTaxYearMinus1Year>112009</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>81422</CurrentTaxYear>
        <Total>442795</Total>
      </OtherIncome170>
      <TotalSupport>3965883</TotalSupport>
      <GrossReceiptsFromAdmissionsEtc>888626</GrossReceiptsFromAdmissionsEtc>
      <PublicSupportPertcentage170>0.68010</PublicSupportPertcentage170>
      <PublicSupportPertcentPriorYear>0.61900</PublicSupportPertcentPriorYear>
      <ThirtyThreePercntTestsCY170>X</ThirtyThreePercntTestsCY170>
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          <State>RESTRICTED</State>
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        <AggregateContributions>RESTRICTED</AggregateContributions>
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        <InvestmentEarningsOrLosses>258537</InvestmentEarningsOrLosses>
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        <EndOfYearBalance>2874539</EndOfYearBalance>
      </CurrentYear>
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        <BeginningOfYearBalance>2828809</BeginningOfYearBalance>
        <InvestmentEarningsOrLosses>37910</InvestmentEarningsOrLosses>
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        <EndOfYearBalance>2751701</EndOfYearBalance>
      </CurrentYearMinus1Year>
      <CurrentYearMinus2Years>
        <BeginningOfYearBalance>2563290</BeginningOfYearBalance>
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        <OtherExpenditures>139860</OtherExpenditures>
        <EndOfYearBalance>2828809</EndOfYearBalance>
      </CurrentYearMinus2Years>
      <CurrentYearMinus3Years>
        <BeginningOfYearBalance>2322355</BeginningOfYearBalance>
        <InvestmentEarningsOrLosses>240935</InvestmentEarningsOrLosses>
        <EndOfYearBalance>2563290</EndOfYearBalance>
      </CurrentYearMinus3Years>
      <CurrentYearMinus4Years>
        <BeginningOfYearBalance>3081302</BeginningOfYearBalance>
        <InvestmentEarningsOrLosses>-697413</InvestmentEarningsOrLosses>
        <OtherExpenditures>61534</OtherExpenditures>
        <EndOfYearBalance>2322355</EndOfYearBalance>
      </CurrentYearMinus4Years>
      <PermanentEndowmentEOYBalance>0.89700</PermanentEndowmentEOYBalance>
      <TermEndowmentEOYBalance>0.10300</TermEndowmentEOYBalance>
      <EndowmentsHeldByUnrelatedOrgs>false</EndowmentsHeldByUnrelatedOrgs>
      <EndowmentsHeldByRelatedOrgs>false</EndowmentsHeldByRelatedOrgs>
      <Land>
        <OtherCostOrOtherBasis>809910</OtherCostOrOtherBasis>
        <BookValue>809910</BookValue>
      </Land>
      <Buildings>
        <OtherCostOrOtherBasis>1955289</OtherCostOrOtherBasis>
        <Depreciation>1055636</Depreciation>
        <BookValue>899653</BookValue>
      </Buildings>
      <Equipment>
        <OtherCostOrOtherBasis>360911</OtherCostOrOtherBasis>
        <Depreciation>298736</Depreciation>
        <BookValue>62175</BookValue>
      </Equipment>
      <OtherLandBuildings>
        <OtherCostOrOtherBasis>28399</OtherCostOrOtherBasis>
        <Depreciation>3313</Depreciation>
        <BookValue>25086</BookValue>
      </OtherLandBuildings>
      <TotalOfBookValueLandBuildings>1796824</TotalOfBookValueLandBuildings>
      <TotRevenueEtcAuditedFinclStmt>1313567</TotRevenueEtcAuditedFinclStmt>
      <NetUnrealizedGainsInvestments>235322</NetUnrealizedGainsInvestments>
      <DonatedSrvcAndUseOfFacilities>25368</DonatedSrvcAndUseOfFacilities>
      <OtherRevenues>1400</OtherRevenues>
      <RevenueNotRptdF990>262090</RevenueNotRptdF990>
      <RevenueSubtotal>1051477</RevenueSubtotal>
      <InvestmentExpensesNotIncluded>18794</InvestmentExpensesNotIncluded>
      <RevenueNotRptdOnFinStmt>18794</RevenueNotRptdOnFinStmt>
      <TotalRevenuePerForm990>1070271</TotalRevenuePerForm990>
      <TotExpensesEtcAuditedFinclStmt>1009719</TotExpensesEtcAuditedFinclStmt>
      <DonatedServicesUseOfFacilities>25368</DonatedServicesUseOfFacilities>
      <OtherExpensesIncluded>1400</OtherExpensesIncluded>
      <ExpensesNotRptdF990>26768</ExpensesNotRptdF990>
      <ExpensesSubtotal>982951</ExpensesSubtotal>
      <InvestmentExpensesNotIncluded2>18794</InvestmentExpensesNotIncluded2>
      <ExpensesNotRptdOnFinStmt>18794</ExpensesNotRptdOnFinStmt>
      <TotalExpensesPerForm990>1001745</TotalExpensesPerForm990>
      <Form990ScheduleDPartXIII>
        <Identifier>INTENDED USES FOR ENDOWMENT FUNDS</Identifier>
        <ReturnReference>SCHEDULE D, PAGE 2, PART V, LINE 4</ReturnReference>
        <Explanation>THE ORGANIZATION'S ENDOWMENT FUNDS ARE USED TO GENERATE INVESTMENT INCOME TO BE USED FOR: PROMOTING AND CONTINUING THE LEGACY OF THE ORGANIZATION'S FIRST PROFESSIONAL NATURALIST AND EDUCATOR, ANDY LARSEN; MAINTENANCE AND UPKEEP OF THE EAST PROPERTY LOCATION; AND ENVIRONMENTAL EDUCATION AND OTHER NEEDS OF THE ORGANIZATION.</Explanation>
      </Form990ScheduleDPartXIII>
      <Form990ScheduleDPartXIII>
        <Identifier>LIABILITY UNDER FIN 48 FOOTNOTE</Identifier>
        <ReturnReference>SCHEDULE D, PAGE 3, PART X</ReturnReference>
        <Explanation>THE CENTER'S CURRENT ACCOUNTING POLICY IS TO DISCLOSE LIABILITIES FOR UNCERTAIN TAX POSITIONS WHEN A LIABILITY IS PROBABLE AND ESTIMABLE. MANAGEMENT IS NOT AWARE OF ANY VIOLATION OF ITS TAX STATUS AS AN ORGANIZATION EXEMPT FROM INCOME TAXES, NOR IS IT AWARE OF ANY EXPOSURE TO UNRELATED BUSINESS INCOME TAX. THE CENTER FILES TAX RETURNS IN THE U.S. FEDERAL JURISDICTION AND THE STATE OF WISCONSIN. THE CENTER'S FEDERAL INCOME TAX RETURNS PRIOR TO FISCAL YEAR 2007 ARE CLOSED. THE CENTER DOES NOT HAVE ANY TAX RETURNS CURRENTLY UNDER EXAMINATION BY A FEDERAL OR STATE JURISDICTION.</Explanation>
      </Form990ScheduleDPartXIII>
      <Form990ScheduleDPartXIII>
        <Identifier>REVENUE AMOUNTS INCLUDED IN FINANCIALS - OTHER</Identifier>
        <ReturnReference>SCHEDULE D, PAGE 4, PART XI, LINE 2D</ReturnReference>
        <Explanation>LOSS ON DISPOSAL OF ASSETS 1,400</Explanation>
      </Form990ScheduleDPartXIII>
      <Form990ScheduleDPartXIII>
        <Identifier>EXPENSE AMOUNTS INCLUDED IN FINANCIALS - OTHER</Identifier>
        <ReturnReference>SCHEDULE D, PAGE 4, PART XII, LINE 2D</ReturnReference>
        <Explanation>LOSS ON DISPOSAL OF ASSETS 1,400</Explanation>
      </Form990ScheduleDPartXIII>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="RetDoc8">
      <EventsInformation>
        <NameOfEvent1>RIVER VALLEY BI</NameOfEvent1>
        <GrossReceiptsEvent1>43506</GrossReceiptsEvent1>
        <GrossRevenueEvent1>43506</GrossRevenueEvent1>
        <OtherDirectExpensesEvent1>6887</OtherDirectExpensesEvent1>
        <GrossReceiptsTotal>43506</GrossReceiptsTotal>
        <GrossRevenueTotalEvents>43506</GrossRevenueTotalEvents>
        <OtherDirectExpensesTotalEvents>6887</OtherDirectExpensesTotalEvents>
        <DirectExpenseSummaryEvents>6887</DirectExpenseSummaryEvents>
        <NetIncomeSummary>36619</NetIncomeSummary>
      </EventsInformation>
    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="RetDoc9">
      <GeneralExplanation>
        <Identifier>ORGANIZATION'S MISSION</Identifier>
        <ReturnReference>FORM 990 - ORGANIZATION'S MISSION</ReturnReference>
        <Explanation>THE MISSION OF RIVEREDGE NATURE CENTER IS TO INSPIRE, INFORM, AND ENABLE RESPONSIBLE ENVIRONMENTAL DECISION-MAKING AND SUSTAINABLE PRACTICES BY PROVIDING LEADERSHIP IN EDUCATION; PRESERVING AND RESTORING THE RIVEREDGE AND OTHER NATURAL SANCTUARIES SERVING AS A RESOURCE FOR SCIENTIFIC RESEARCH.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>ORGANIZATION'S PROCESS USED TO REVIEW FORM 990</Identifier>
        <ReturnReference>FORM 990, PAGE 6, PART VI, LINE 11B</ReturnReference>
        <Explanation>THE FINANCE COMMITTEE OF THE BOARD OF DIRECTORS, OR DESIGNATED BOARD OFFICER(S), WILL REVIEW THE FORM 990. EITHER BEFORE OR AFTER FILING, THE FINANCE COMMITTEE OF THE BOARD WILL REPORT BACK TO THE FULL BOARD ON THE REVIEW OF THE FORM 990.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>ENFORCEMENT OF CONFLICTS POLICY</Identifier>
        <ReturnReference>FORM 990, PAGE 6, PART VI, LINE 12C</ReturnReference>
        <Explanation>EACH YEAR THE FULL RIVEREDGE BOARD OF DIRECTORS, AT AN OFFICIALLY CALLED MEETING, WILL REVIEW THE CONFLICT OF INTEREST POLICY; EACH BOARD MEMBER WILL THEN SIGN A STATEMENT OF COMPLIANCE WITH THE POLICY WHICH IS HELD ON RECORD.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>COMPENSATION PROCESS FOR TOP OFFICIAL</Identifier>
        <ReturnReference>FORM 990, PAGE 6, PART VI, LINE 15A</ReturnReference>
        <Explanation>ANNUALLY THE BOARD PRESIDENT WILL ASK FOR FEEDBACK ON EXECUTIVE DIRECTOR PERFORMANCE AND EQUITABLE COMPENSATION FROM THE FULL BOARD OF DIRECTORS. THEN THE BOARD PRESIDENT WILL MEET WITH THE EXECUTIVE DIRECTOR AND SET HIS SALARY.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>GOVERNING DOCUMENTS DISCLOSURE EXPLANATION</Identifier>
        <ReturnReference>FORM 990, PAGE 6, PART VI, LINE 19</ReturnReference>
        <Explanation>RIVEREDGE WILL MAKE ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC AT ITS PRINCIPAL ADMINISTRATIVE OFFICES DURING NORMAL BUSINESS HOURS, AND IN RESPONSE TO WRITTEN REQUESTS RECEIVED AT ITS PRINCIPAL ADMINISTRATIVE OFFICES.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>RECONCILIATION OF CHANGES - OTHER</Identifier>
        <ReturnReference>FORM 990, PART XI, LINE 9</ReturnReference>
        <Explanation>LOSS ON DISPOSAL OF ASSETS 1,400 LOSS ON DISPOSAL OF ASSETS -1,400</Explanation>
      </GeneralExplanation>
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  </ReturnData>
</Return>