December 19, 2025 | Action Alert
What’s left of Illinois’ wetlands faces grave danger from the Trump Administration’s new Waters of the United States (WOTUS) rollback. Tell EPA to withdraw the Polluted Waters Rule.
Clean Water Act
New Federal Rule Guts Clean Water Act Protections; Majority of Illinois Wetlands at Risk
November 18, 2025 | Press Release
The Trump Administration’s EPA and Army Corps of Engineers released a new Waters of the United States rule—one that radically narrows which waters are protected…
Water Quality Standards: The Triennial Review
July 20, 2023 | Blog Post
The Illinois EPA will review and update water quality standards for Illinois in a process called the Triennial Review. We’ve got the details!
US Supreme Court Narrows Clean Water Act, Prairie Rivers Urges State Action to Protect Water
May 25, 2023 | Blog Post
In a 5-4 decision released today, the US Supreme Court has drastically limited the reach of the nation’s bedrock clean water law, the Clean Water Act.
A Promise Half-Fulfilled
December 15, 2022 | Blog Post
The passage of the Clean Water Act, 50 years ago, ended an era of burning rivers choked with industrial chemicals. Unfortunately, a half century later, the Clean Water Act remains a promise half-fulfilled.
