Funder: William Penn Foundation
Due Dates: April 23, 2026 (Full proposal/application submission deadline, 5:00 PM ET)
Funding Amounts: $3 million total available; request up to 3 years of funding; individual awards typically up to $1 million.
Summary: Supports projects reducing untreated sewage overflows in Greater Philadelphia to improve water quality and equitable access to community waterways.
Key Information: Green Stormwater Infrastructure projects are not eligible; a separate RFP for those will be released June 17, 2026.