Mission
THE GREAT SWAMP WATERSHED ASSOCIATION PROTECTS AND IMPROVES THE HEALTH OF THE PASSAIC RIVER REGION THROUGH EDUCATION,SCIENCE, LAND PRESERVATION,STEWARDSHIP AND ADVOCACY.
Public Charity
Great Swamp Watershed Association
Based in Morristown, NJ, Great Swamp Watershed Association operates as a Public Charity. The organization reported $1.4M in revenue, $1.2M in expenses, $3.7M in total assets for fiscal year 2025. Imperigo tracks 45 reported grant relationships connected to this organization totaling approximately $585K.
EIN: 222403906
Morristown, NJ
Water Resources, Wetlands Conservation & Management
NTEE: C32
Latest filing: 2025
Total Revenue$1.4M
Total Expenses$1.2M
Total Assets$3.7M
Grant Records45
Funding Total$585K
Filing Years2021–2025
Where $100 goes at Great Swamp Watershed Association
How Great Swamp Watershed Association divides every $100 it spends, from its own Form 990 filings, averaged across 8 years.
$84
Programs
the work itself
$7
Management
running the organization
$9
Fundraising
raising the next dollar
Inside the $84 for programs
$84
The Great Swamp Watershed Association promotes conservation & the protection of natural resources within the Great Swamp basin and especially effects water quality and quantity,it also protects the…
Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.
Sample Grants Received
GENERAL SUPPORT
$20,000
ENVIRONMENT CONSERVATION
$31,400
IN FURTHERANCE OF GRANTEE'S TAX-EXEMPT PURPOSE
$25,000
GENERAL SUPPORT
$20,000
GENERAL SUPPORT
$18,491
Showing up to 5 of 45 total records — full history available with membership.
Officers & Directors
Trustee
Brett Williamson
Trustee
Carolyn Dempsey
Executive Dir.
Clark Wagner
Trustee- Chair
David Naidu
Trustee
David Robinson
Officer
Eric Fenchel
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $1.4M | $1.2M | $3.7M |
| 2024 | $1.5M | $1.1M | $3.4M |
| 2023 | $1.6M | $1.6M | $3.0M |
| 2022 | $1.0M | $1.0M | $2.5M |
| 2021 | $1.3M | $988K | $2.9M |
Between 2021 and 2025, reported annual revenue grew from $1.3M to $1.4M (+11%), with total assets most recently reported at $3.7M.
Interactive year-over-year charts and full filing details available with membership.