The Recycling Reform Act will improve Washington’s residential recycling system. Passed by the legislature in 2025, the law creates an extended producer responsibility (EPR) program for residential ...

On July 10, we received national recognition by national U.S. Water Alliance for our innovative Floodplains by Design program ...

This grant is the latest in a series awarded for cleaning up the historically contaminated Port Gardner Bay. Ecology is now ...

Crews are responding to a tanker truck rollover and spill into Indian Creek on July 18, 2025 at 11:30 a.m. A dual-tanker ...

With great enthusiasm, 19 community-based organizations partnered with Ecology and King County to distribute thousands of ...

Cleanup Levels and Risk Calculation (CLARC) is a compendium of technical information related to calculating cleanup levels under Washington's Cleanup Rule, the Model Toxics Control Act (MTCA) ...

This tool can help you locate any of these sites within Washington state either in our database, or you can search visually on our interactive mapping tool. For help understanding the codes and terms ...

Ecology is responsible for overseeing state rules that implement the State Environmental Policy Act (SEPA).