White Clay Watershed Association
Watershed Education and Protection for the White Clay Creek and its Tributaries.
White Clay Watershed Association at a glance
In short: White Clay Watershed Association gave $76K across 2 grants in 2025 (avg $38K), mostly in Pennsylvania. Source: 2025 IRS Form 990.
- Annual giving (2025)
- $76,040
- +197.9% vs 2024
- Grants made (2025)
- 2
- +100.0% vs 2024
- Average grant
- $38,020
- +48.9% vs 2024
- Median grant
- $38,020
- Total assets
- $236,938
- +2.7% vs 2024
- Primary geography
- Pennsylvania (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990, 2025 View filing
Data from IRS Form 990, 2025; updated September 2026.
Who White Clay Watershed Association funds
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2025
The largest 2025 recipient was Drexel University ($51K). Together the top 2 received $76K.
Grant Size Distribution
5 grants across all recorded years
The most common grant size was under $50K: 4 grants of 5 (80%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 2 itemized grants.
States
Cities
How White Clay Watershed Association gives
- Giving grew 204% from 2022 to 2025. Method
From the foundation's IRS Form 990 filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2022 to 2025, annual grant giving ranged from $2K (2023) to $76K (2025). In 2025 it made 2 grants totaling $76K.
Hatched bars: grants paid as reported on the IRS filing, which lists no individual grants for that year.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Drexel University Philadelphia, PA | Flood Study | $50,539 |
| Stroud Water Research Center Avondale, PA | Research Funding | $25,501 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2025 | $236,938 | $388,718 | $382,556 | $76,040 | 2 | $272 |
| 2024 | $230,776 | $254,414 | $264,962 | $25,528 | 1 | $204 |
| 2023 | $238,418 | $410,648 | $376,624 | $2,000 | Total only | $175 |
| 2022 | $204,394 | $322,846 | $221,779 | $25,000 | 2 | $71 |
| 2021 | $103,327 | $173,400 | $154,889 | — | — | — |
| 2020 | $84,814 | $141,645 | $127,748 | — | — | — |
| 2019 | $70,916 | $110,762 | $121,915 | — | — | — |
"Total only": grants paid as reported on the IRS filing, which lists no individual grants for that year.
About White Clay Watershed Association
Based on IRS filings
White Clay Watershed Association is a public charity, based in Landenberg, PA. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $237K in total assets. In 2025, it awarded 2 grants totaling $76K. Net investment income was $272.
Leadership & Key People
Officers and directors from IRS filings
White Clay Watershed Association is led by Thomas A Zawislak, President on every filing since 2019; none of the 9 officers listed in 2025 report compensation.
Officers on the 2025 filing
Thomas A Zawislak
President
On filings since 2019
2 hrs/week
No compensation reported
Andrea S Withers
Secretary
Board Member → Secretary, 2021
On filings since 2019
1 hr/week
No compensation reported
Gary Schroader
Member
Board Member → Member, 2025
On filings since 2019
1 hr/week
No compensation reported
Linda Stapleford
Member
Board Member → Member, 2025
On filings since 2019
1 hr/week
No compensation reported
Doug Janiec
Member
On filings since 2024
1 hr/week
No compensation reported
Jenny Egan
Treasurer
On filings since 2024
1 hr/week
No compensation reported
Cori Trice
Vice President
New on the 2025 filing
1 hr/week
No compensation reported
Kate Hutelmyer
Member
New on the 2025 filing
1 hr/week
No compensation reported
Martha Narvaez
Member
New on the 2025 filing
1 hr/week
No compensation reported
Former officers (20)
- Former: Martin Wells (2019–2024) — Vice President
- Former: Teddi Silver (2019–2024) — Member
- Former: Ed O'Donnell (2024) — Member
- Former: Rachael Griffith (2024) — Member
- Former: David R Hawk (2019–2023) — Treasurer
- Former: Don Peters (2019–2023) — Pa Co-Chair & Wccwmc
- Former: Douglas Janiec (2019–2023) — Board Member
- Former: Edward J O'Donnell (2019–2023) — Delaware Co-Chair & Wccwmc
- Former: Jennifer Egan (2019–2023) — Board Member
- Former: Judy Shuler (2019–2023) — Board Member
- Former: Scott Gantt (2019–2023) — Board Member
- Former: Shane Morgan (2019–2023) — Program Director Wccwmc
- Former: Brian Roberts (2020–2023) — Chair & Friends of the Lyceum
- Former: Carolyn Behnke (2022–2023) — Chair & Friends of the New Garden Trails
- Former: Kristen Travers (2019–2022) — Board Member
- Former: Carrie Behnke (2019–2021) — Chair & Friends of the New Garden Trails
- Former: Guy Webster (2019) — Vice President
- Former: Janet C Kalb (2019) — Board Member
- Former: Lynn Sinclair (2019) — Chair & Friends of the Lamborn House
- Former: Sara Beth Reyburn Kohut (2019) — Board Member
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about White Clay Watershed Association
How much does White Clay Watershed Association give each year?
White Clay Watershed Association gave $76K across 2 grants in 2025, according to its 2025 IRS Form 990. In 2024 it gave $26K across 1 grant.
How large is White Clay Watershed Association?
White Clay Watershed Association reported $237K in total assets on its 2025 IRS Form 990. Its revenue that year was $389K.
Where does White Clay Watershed Association operate?
White Clay Watershed Association has awarded grants in Pennsylvania.
What is White Clay Watershed Association's EIN?
White Clay Watershed Association's EIN (Employer Identification Number) is 23-7116453. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Added Form 990-EZ for fiscal year 2019 (received by the IRS January 27, 2020)
- Updated Form 990 for fiscal year 2022 (received by the IRS January 27, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS January 22, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS December 20, 2024)
- Updated Form 990 for fiscal year 2025 (received by the IRS December 18, 2025)
- IRS filings on file for fiscal years 2020–2025
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