Liabilities / Assets
18th percentile
Tied with the lowest-debt nonprofits in its peer group.
990 • Fiscal year 2024 • EIN 45-4673395
Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.
Liabilities / Assets
18th percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
18th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
94th percentile
Higher net margin than 94% of similar nonprofits.
Top Officer Pay
40th percentile
Higher top officer pay than 40% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
83rd percentile
Faster asset growth than 83% of similar nonprofits.
Revenue Growth
53rd percentile
Faster revenue growth than 53% of similar nonprofits.
Assets
Up$2,893,586
Up $606,445 (+27%) from 2023
Net Assets
Up$2,893,586
Up $606,445 (+27%) from 2023
Liabilities
Flat$0
Flat from 2023
Revenue
Up$893,943
Up $80,529 (+9.9%) from 2023
Expenses
Up$287,498
Up $26,967 (+10%) from 2023
Net Income
Up$606,445
Up $53,562 (+9.7%) from 2023
SCIENTIFIC RESEARCH
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Savings and Temporary Cash Investments | $2,253,284 | $2,751,595 | ▲ $498,311 |
| Cash and Non-Interest-Bearing Accounts | $33,857 | $141,991 | ▲ $108,134 |
| Total Assets | $2,287,141 | $2,893,586 | ▲ $606,445 |
| Liabilities | |||
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $2,287,141 | $2,893,586 | ▲ $606,445 |
| Total Net Assets Fund Balance | $2,287,141 | $2,893,586 | ▲ $606,445 |
| Total Liabilities and Net Assets / Fund Balance | $2,287,141 | $2,893,586 | ▲ $606,445 |
| Name | Title |
|---|---|
| Doug Kissel | President |
| Anthony Hawkins | Director |
| Deanna Doohaluk | Director |
| Randy Jessen | Director |
| Ryan Anderson | Director |
| Joe Slevnik | Secretary/tr |
| Nick Gornick | Vice Preside |
| Line Item | Amount |
|---|---|
| Other Expenses | $202,761 |
| Salaries, Compensation, and Employee Benefits | $84,737 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Other Salaries and Wages | $84,737 | - | - | $84,737 |
| Other Expenses | $12,865 | - | - | $12,865 |
| Fees for Services Accounting | - | $6,540 | - | $6,540 |
| Insurance | - | $1,413 | - | $1,413 |
| Travel | - | $1,218 | - | $1,218 |
| All Other Expenses | $733 | - | - | $733 |
| Office Expenses | - | $288 | - | $288 |
| Information Technology | - | $35 | - | $35 |
| Total Functional Expenses | $278,004 | $9,494 | $0 | $287,498 |
| Line Item | Amount |
|---|---|
| Expenses per Audited Statements | $287,498 |
| Total Expenses per Audited Statements | $287,498 |
| Total Expenses per Form 990 | $287,498 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“Board members review and approve the completed 990.”
“Each year, all officers and members of the executive board shall submit writen responses to questions regarding interests that could give rise to conflict.”
“Documents are made available upon request.”
“All other work supporting”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | false |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | SCIENTIFIC RESEARCH |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 733 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 733 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/AuditCommitteeInd | 0 | true |
| IRS990/BackupWthldComplianceInd | 0 | false |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | DOUG KISSEL |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 6304284500 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 10S404 KNOCH KNOLLS ROAD |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | NAPERVILLE |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 60565 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 33857 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 141991 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | false |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConflictOfInterestPolicyInd | 0 | true |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 813621 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 80322 |
| IRS990/CYOtherExpensesAmt | 0 | 202761 |
| IRS990/CYOtherRevenueAmt | 0 | 0 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 606445 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 84737 |
| IRS990/CYTotalExpensesAmt | 0 | 287498 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 893943 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/Desc | 0 | ORGANIZATIONAL ADMINISTRATION INCLUDING PAYABLES/RECEIVABLES, CONDUCTING MEMBERSHIP MEETINGS, COORDINATING CONTRACTS, AND MAINTAINING THE WEBSITE. BENEFITS APPROXIMATELY 550,000 PEOPLE THAT LIVE IN THE LOWER DUPAGE RIVER WATERSHED. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | false |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 6540 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 6540 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | RYAN ANDERSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | DEANNA DOOHALUK |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | NICK GORNICK |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | ANTHONY HAWKINS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | RANDY JESSEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | DOUG KISSEL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | JOE SLEVNIK |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | VICE PRESIDE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | SECRETARY/TR |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | false |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | true |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 7 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 893943 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | true |
| IRS990/IndependentVotingMemberCnt | 0 | 7 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 35 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 35 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 1413 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 1413 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 80322 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 80322 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 2 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembershipDuesAmt | 0 | 813621 |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | SCIENTIFIC RESEARCH |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 2287141 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 2893586 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 2287141 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 2893586 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 288 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 288 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherExpensesGrp/Desc | 0 | SC PROJECT / PLAINFIELD |
| IRS990/OtherExpensesGrp/Desc | 1 | SC PROJECTS |
| IRS990/OtherExpensesGrp/Desc | 2 | MONITORING |
| IRS990/OtherExpensesGrp/Desc | 3 | MODEL / QUAL2K |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 126298 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 28566 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 24805 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 12865 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 126298 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 28566 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 24805 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 12865 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 84737 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 84737 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | DOUG KISSEL |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | COORDINATE WATERSHED MONITORING AND ASSESSMENT PROGRAM FOR THE LOWER DUPAGE RIVER WATERSHED. DATA TO BE USED BY LOCAL COMMUNITIES AND THE ILLINOIS EPA. BENEFITS APPROXIMATELY 550,000 PEOPLE WHO LIVE IN THE LOWER DUPAGE RIVER WATERSHED. |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 24805 |
| IRS990/ProgSrvcAccomActy3Grp/Desc | 0 | PROJECT ACTIVITIES INCLUDE POST-DAM REMOVAL MONITORING AT THE HAMMEL WOODS DAM, FEES PAID FOR STUDIES, AND PRE-PROJECT ENGINEERING AND STREAM MONITORING FOR THE PLAINFIELD STREAM RESTORATION PROJECT. |
| IRS990/ProgSrvcAccomActy3Grp/ExpenseAmt | 0 | 168462 |
| IRS990/ProgSrvcAccomActyOtherGrp/Desc | 0 | ALL OTHER WORK SUPPORTING |
| IRS990/ProgSrvcAccomActyOtherGrp/ExpenseAmt | 0 | 84737 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 799964 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYInvestmentIncomeAmt | 0 | 13450 |
| IRS990/PYOtherExpensesAmt | 0 | 180827 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 552883 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 79704 |
| IRS990/PYTotalExpensesAmt | 0 | 260531 |
| IRS990/PYTotalRevenueAmt | 0 | 813414 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 606445 |
| IRS990/RegularMonitoringEnfrcInd | 0 | true |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | false |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 2253284 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 2751595 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 813621 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 799964 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 876929 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 686125 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 1145579 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 4322218 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearAmt | 0 | 80322 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 13450 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 280 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 8964 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 9412 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 112428 |
| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0.97460 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 0.99130 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 4322218 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearAmt | 0 | 813621 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus1YearAmt | 0 | 799964 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 876929 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 686125 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 1145579 |
| IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt | 0 | 4322218 |
| IRS990ScheduleA/TotalSupportAmt | 0 | 4434646 |
| IRS990/ScheduleBRequiredInd | 0 | false |
| IRS990ScheduleD/ExpensesSubtotalAmt | 0 | 287498 |
| IRS990ScheduleD/RevenueSubtotalAmt | 0 | 893943 |
| IRS990ScheduleD/TotalExpensesPerForm990Amt | 0 | 287498 |
| IRS990ScheduleD/TotalRevenuePerForm990Amt | 0 | 893943 |
| IRS990ScheduleD/TotalRevEtcAuditedFinclStmtAmt | 0 | 893943 |
| IRS990ScheduleD/TotExpnsEtcAuditedFinclStmtAmt | 0 | 287498 |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | ALL OTHER WORK SUPPORTING |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | BOARD MEMBERS REVIEW AND APPROVE THE COMPLETED 990. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | EACH YEAR, ALL OFFICERS AND MEMBERS OF THE EXECUTIVE BOARD SHALL SUBMIT WRITEN RESPONSES TO QUESTIONS REGARDING INTERESTS THAT COULD GIVE RISE TO CONFLICT. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | DOCUMENTS ARE MADE AVAILABLE UPON REQUEST. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990, PAGE 2, PART III, LINE 4D |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990, PAGE 6, PART VI, LINE 11B |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990, PAGE 6, PART VI, LINE 12C |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | FORM 990, PAGE 6, PART VI, LINE 19 |
| IRS990/SchoolOperatingInd | 0 | false |
| IRS990/SignificantChangeInd | 0 | false |
| IRS990/SignificantNewProgramSrvcInd | 0 | false |
| IRS990/StatesWhereCopyOfReturnIsFldCd | 0 | IL |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | false |
| IRS990/SubjectToProxyTaxInd | 0 | false |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | false |
| IRS990/TaxablePartyNotificationInd | 0 | false |
| IRS990/TaxExemptBondsInd | 0 | false |
| IRS990/TerminateOperationsInd | 0 | false |
| IRS990/TotalAssetsBOYAmt | 0 | 2287141 |
| IRS990/TotalAssetsEOYAmt | 0 | 2893586 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 2287141 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 2893586 |
| IRS990/TotalCompGreaterThan150KInd | 0 | false |
| IRS990/TotalContributionsAmt | 0 | 813621 |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 9494 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 278004 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 287498 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 2287141 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 2893586 |
| IRS990/TotalOtherProgSrvcExpenseAmt | 0 | 84737 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 278004 |
| IRS990/TotalRevenueGrp/ExclusionAmt | 0 | 80322 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 893943 |
| IRS990/TotalVolunteersCnt | 0 | 7 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 2287141 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 2893586 |
| IRS990/TravelGrp/ManagementAndGeneralAmt | 0 | 1218 |
| IRS990/TravelGrp/TotalAmt | 0 | 1218 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
| IRS990/TypeOfOrganizationCorpInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | 14400 COIL PLUS DRIVE |
| IRS990/USAddress/CityNm | 0 | PLAINFIELD |
| IRS990/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990/USAddress/ZIPCd | 0 | 60544 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 7 |
| IRS990/VotingMembersIndependentCnt | 0 | 7 |
| IRS990/WebsiteAddressTxt | 0 | WWW.DUPAGERIVERS.ORG |
| IRS990/WhistleblowerPolicyInd | 0 | false |
| ReturnHeader/BuildTS | 0 | 2024-08-08 14:25:15Z |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | JOE SLEVNIK |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | SECRETARY/TREASURER |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2024-08-14 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | LOWER DUPAGE RIVER WATERSHED |
| ReturnHeader/Filer/BusinessName/BusinessNameLine2Txt | 0 | COALITION |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | LOWE |
| ReturnHeader/Filer/EIN | 0 | 454673395 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 10S404 KNOCH KNOLLS ROAD |
| ReturnHeader/Filer/USAddress/CityNm | 0 | NAPERVILLE |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 60565 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | false |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 364133681 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | LAUTERBACH & AMEN LLP |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 668 N RIVER RD |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | NAPERVILLE |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 60563 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 6304166900 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2024-08-21 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | RONALD J AMEN CPA |
| ReturnHeader/ReturnTs | 0 | 2024-09-24T09:14:46-04:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990 |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2023-03-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2024-02-29 |
| ReturnHeader/TaxYr | 0 | 2023 |
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Displayed year
2024 • Form 990Detailed filing. Detailed filing data is available for this year.