Liabilities / Assets
72nd percentile
Higher debt load relative to assets than 72% of similar nonprofits.
EIN 11-2891193 • 501(c)3 • Sea Cliff, NY
Profile
Identifying and eliminating environmental threats to hempstead harbor and surrounding communities
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
72nd percentile
Higher debt load relative to assets than 72% of similar nonprofits.
Liabilities / Revenue
72nd percentile
Higher debt load relative to revenue than 72% of similar nonprofits.
Net Margin
53rd percentile
Higher net margin than 53% of similar nonprofits.
Top Officer Pay
Score unavailable
No filing with officer rows is available for this organization yet.
Asset Growth
62nd percentile
Faster asset growth than 62% of similar nonprofits.
Revenue Growth
47th percentile
Faster revenue growth than 47% of similar nonprofits.
Assets
Up$197,051
Up $9,620 (+5.1%) from 2023
Liabilities
Flat$6,000
Flat from 2023
Net Assets
Up$191,051
Up $9,620 (+5.3%) from 2023
Revenue
Down$334,705
Down $11,176 (-3.2%) from 2023
Expenses
Up$325,085
Up $47,226 (+17%) from 2023
Net Income
Down$9,620
Down $58,402 (-86%) from 2023
Most recent year
2024 • Form 990XML pending. An XML filing is linked for this year, but detailed extraction is still pending.
The latest 2024 filing currently has linked XML that has not been fully parsed yet. Showing the latest detailed filing from 2023 below.
Statement of purpose attached
Identifying and eliminating environmental threats to hempstead harbor and surrounding communities
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Cash and Non-Interest-Bearing Accounts | $113,409 | $167,282 | ▲ $53,873 |
| Savings and Temporary Cash Investments | - | $20,149 | - |
| Total Assets | $113,409 | $187,431 | ▲ $74,022 |
| Liabilities | |||
| Accounts Payable and Accrued Expenses | - | $6,000 | - |
| Total Liabilities | $0 | $6,000 | ▲ $6,000 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $113,409 | $181,431 | ▲ $68,022 |
| Total Net Assets Fund Balance | $113,409 | $181,431 | ▲ $68,022 |
| Total Liabilities and Net Assets / Fund Balance | $113,409 | $187,431 | ▲ $74,022 |
| Name | Title |
|---|---|
| Karen Papasergiou | President |
| Kay Bromberg | Vice President |
| Beth Leblang | Director |
| Charles Weinstein | Director |
| Courtney Citko | Director |
| Mark Sobel | Director |
| Nino Luciano | Director |
| Sebastian Li | Director |
| Serge Papasergiou | Director |
| Shalini Desai | Director |
| Skip Leblang | Director |
| Stephanie Sobel | Director |
| Lynda Schroeder | Secretary |
| Elizabeth Weinstein | Treasurer |
| Line Item | Amount |
|---|---|
| Other Expenses | $277,859 |
| Total Fundraising Expense | $51,329 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Salaries, Compensation, and Employee Benefits | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Fees for Services Other | $133,672 | $38,254 | $17,469 | $189,395 |
| All Other Expenses | $25,336 | $3,028 | $33,135 | $61,499 |
| Occupancy | $7,100 | $725 | $725 | $8,550 |
| Insurance | $3,661 | $3,162 | $0 | $6,823 |
| Fees for Services Accounting | $0 | $6,600 | $0 | $6,600 |
| Office Expenses | $3,340 | $1,113 | $0 | $4,453 |
| Advertising | $0 | $295 | $0 | $295 |
| Travel | $244 | $0 | $0 | $244 |
| Total Functional Expenses | $173,353 | $53,177 | $51,329 | $277,859 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“Documents are available upon request”
“3 married couples are on the board”
“Officers review all returns before filing”
“Board members are required to report any conflicts of interest during their terms.”
“Bank charges 58. 0. 58. 0.”
“Water monitoring: supplies/equip/testing/boat 9330. 9330. 0. 0.”
“Telephone/internet 2392. 1914. 239. 239.”
“Consultants 8510. 8510. 0. 0.”
“Dues/subscriptions 2602. 0. 2602. 0.”
“Oyster program expenses 5582. 5582. 0. 0.”
“Postage/delivery 129. 0. 129. 0.”
“Event expense 25068. 0. 0. 25068.”
“Nys filing fees 0. 0. 0. 0.”
“Appeal fundraising expense 7828. 0. 0. 7828.”
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 | true |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 6000 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | IDENTIFYING AND ELIMINATING ENVIRONMENTAL THREATS TO HEMPSTEAD HARBOR AND SURROUNDING COMMUNITIES |
| IRS990/AdvertisingGrp/FundraisingAmt | 0 | 0 |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 295 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 295 |
| IRS990/AllOtherContributionsAmt | 0 | 161070 |
| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 33135 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 3028 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 25336 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 61499 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/AuditCommitteeInd | 0 | true |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | TAXPAYER |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 5168016792 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | PO BOX 159 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | SEA CLIFF |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | NY |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 11579 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 113409 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 167282 |
| 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/ContriRptFundraisingEventAmt | 0 | 41830 |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 202900 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 149 |
| IRS990/CYOtherExpensesAmt | 0 | 277859 |
| IRS990/CYOtherRevenueAmt | 0 | 17 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 142815 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 68022 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/CYTotalExpensesAmt | 0 | 277859 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 51329 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 345881 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/Desc | 0 | VOLUNTEER ORGANIZATION OF RESIDENTS WHO ARE DEDICATED TO PROTECTING THE HEMPSTEAD HARBOR AREA FROM FURTHER POLLUTION AND ENVIRONMENTAL RISK AND ELIMINATING SUCH THREATS TO THE HEALTH AND SAFETY OF ALL. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 173353 |
| IRS990/FamilyOrBusinessRlnInd | 0 | true |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/FundraisingAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 6600 |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 6600 |
| IRS990/FeesForServicesOtherGrp/FundraisingAmt | 0 | 17469 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 38254 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 133672 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 189395 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 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/IndividualTrusteeOrDirectorInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 12 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 13 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | 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/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | KAREN PAPASERGIOU |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | KAY BROMBERG |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | ELIZABETH WEINSTEIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | LYNDA SCHROEDER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | SKIP LEBLANG |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | SEBASTIAN LI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | SHALINI DESAI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | SERGE PAPASERGIOU |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | NINO LUCIANO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | CHARLES WEINSTEIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | STEPHANIE SOBEL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | MARK SOBEL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | BETH LEBLANG |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | COURTNEY CITKO |
| 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/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 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/ReportableCompFromRltdOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | VICE PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | DIRECTOR |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1987 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/FundraisingAmt | 0 | 41830 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 14 |
| IRS990/GrantAmt | 0 | 0 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 345881 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 14 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InsuranceGrp/FundraisingAmt | 0 | 0 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 3162 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 3661 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 6823 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 0 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 149 |
| IRS990/InvestmentIncomeGrp/UnrelatedBusinessRevenueAmt | 0 | 149 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | NY |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MiscellaneousRevenueGrp/ExclusionAmt | 0 | 0 |
| IRS990/MiscellaneousRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 17 |
| IRS990/MiscellaneousRevenueGrp/TotalRevenueColumnAmt | 0 | 17 |
| IRS990/MiscellaneousRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/MissionDesc | 0 | IDENTIFYING AND ELIMINATING ENVIRONMENTAL THREATS TO HEMPSTEAD HARBOR AND SURROUNDING COMMUNITIES |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 113409 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 181431 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 113409 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 181431 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NondeductibleContributionsInd | 0 | true |
| IRS990/NondeductibleContriDisclInd | 0 | true |
| IRS990/OccupancyGrp/FundraisingAmt | 0 | 725 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 725 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 7100 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 8550 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 1113 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 3340 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 4453 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherRevenueTotalAmt | 0 | 17 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | ELIZABETH WEINSTEIN |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 813312 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 1 | 813312 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 2 | 813312 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 3 | 813312 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | VILL OF SEA CLIFF/HHPC |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | UNIFIED WATER, SAVE THE SOUND |
| IRS990/ProgramServiceRevenueGrp/Desc | 2 | MISC. GRANTS |
| IRS990/ProgramServiceRevenueGrp/Desc | 3 | OYSTER PROGRAM |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 1 | 0 |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 2 | 0 |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 3 | 0 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 107977 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 17588 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 2 | 7250 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 3 | 10000 |
| IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt | 1 | 0 |
| IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt | 2 | 0 |
| IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt | 3 | 0 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 91510 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYOtherExpensesAmt | 0 | 278471 |
| IRS990/PYOtherRevenueAmt | 0 | 296 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 131273 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -55392 |
| IRS990/PYTotalExpensesAmt | 0 | 278471 |
| IRS990/PYTotalRevenueAmt | 0 | 223079 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 68022 |
| 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/RevenueAmt | 0 | 345732 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 20149 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 345732 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 223079 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 311889 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 210201 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 167568 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 1258469 |
| IRS990ScheduleA/GovtFurnSrvcFcltsVl170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0 |
| IRS990ScheduleA/OtherIncome170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/OtherSupportSumAmt | 0 | 0 |
| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 1258469 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 0 |
| IRS990ScheduleA/SubstantialContributorsTotAmt | 0 | 0 |
| IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearAmt | 0 | 345732 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus1YearAmt | 0 | 223079 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 311889 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 210201 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 167568 |
| IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt | 0 | 1258469 |
| IRS990ScheduleA/TotalSupportAmt | 0 | 1258469 |
| IRS990ScheduleA/UnrelatedBusinessNetIncm170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorNum | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine2 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt | 0 | RESTRICTED |
| IRS990/ScheduleBRequiredInd | 0 | true |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | DOCUMENTS ARE AVAILABLE UPON REQUEST |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | 3 MARRIED COUPLES ARE ON THE BOARD |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | OFFICERS REVIEW ALL RETURNS BEFORE FILING |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | BOARD MEMBERS ARE REQUIRED TO REPORT ANY CONFLICTS OF INTEREST DURING THEIR TERMS. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | BANK CHARGES 58. 0. 58. 0. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 5 | WATER MONITORING: SUPPLIES/EQUIP/TESTING/BOAT 9330. 9330. 0. 0. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 6 | TELEPHONE/INTERNET 2392. 1914. 239. 239. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 7 | CONSULTANTS 8510. 8510. 0. 0. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 8 | DUES/SUBSCRIPTIONS 2602. 0. 2602. 0. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 9 | OYSTER PROGRAM EXPENSES 5582. 5582. 0. 0. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 10 | POSTAGE/DELIVERY 129. 0. 129. 0. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 11 | EVENT EXPENSE 25068. 0. 0. 25068. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 12 | NYS FILING FEES 0. 0. 0. 0. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 13 | APPEAL FUNDRAISING EXPENSE 7828. 0. 0. 7828. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Pt VI, Line 19 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Pt VI, Line 2 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Pt VI, Line 11b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | Pt VI, Line 12c |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | Form 990, Part IX, Line 24e |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 5 | Form 990, Part IX, Line 24e |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 6 | Form 990, Part IX, Line 24e |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 7 | Form 990, Part IX, Line 24e |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 8 | Form 990, Part IX, Line 24e |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 9 | Form 990, Part IX, Line 24e |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 10 | Form 990, Part IX, Line 24e |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 11 | Form 990, Part IX, Line 24e |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 12 | Form 990, Part IX, Line 24e |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 13 | Form 990, Part IX, Line 24e |
| IRS990/SchoolOperatingInd | 0 | false |
| IRS990/SignificantChangeInd | 0 | false |
| IRS990/SignificantNewProgramSrvcInd | 0 | false |
| IRS990/StatesWhereCopyOfReturnIsFldCd | 0 | NY |
| 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 | 113409 |
| IRS990/TotalAssetsEOYAmt | 0 | 187431 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 113409 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 187431 |
| IRS990/TotalCompGreaterThan150KInd | 0 | false |
| IRS990/TotalContributionsAmt | 0 | 202900 |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 51329 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 53177 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 173353 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 277859 |
| IRS990/TotalGrossUBIAmt | 0 | 149 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 6000 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 6000 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 113409 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 181431 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 173353 |
| IRS990/TotalProgramServiceRevenueAmt | 0 | 142815 |
| IRS990/TotalRevenueGrp/ExclusionAmt | 0 | 0 |
| IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 142832 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 345881 |
| IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 149 |
| IRS990/TotalVolunteersCnt | 0 | 25 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 113409 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 187431 |
| IRS990/TravelGrp/FundraisingAmt | 0 | 0 |
| IRS990/TravelGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/TravelGrp/ProgramServicesAmt | 0 | 244 |
| IRS990/TravelGrp/TotalAmt | 0 | 244 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
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