We invite you to comment on legal agreements and associated documents for the Lower Issaquah Valley PFAS cleanup sites.

We've now issued the final permit for the West Point wastewater treatment plant in Seattle. It strengthens protective ...

Benton Conservation District will receive $36,229 to restore a historic side channel of the Yakima River by replacing ...

Every summer we monitor beaches for fecal bacteria to protect beachgoers. Read our 2023 BEACH Program report and send us feedback on the proposed list of beaches that will be monitored in 2024.

To request ADA accommodation, contact Ecology's ADA Coordinator by email at ecyadacoordinator@ecy.wa.gov, or call 360-407-6831, 711 (relay service), or 877-833-6341 (TTY). More about our accessibility ...

Proposed amendments to cleanup agreements to go out for 60-day public comment period May 30. An aerial view of the Hanford Site's 200 Area, where the Waste Treatment Plant and underground storage ...

We invite you to review and comment on Draft Municipal Water Law Interpretive and Policy Statement (POL-2030). Document for review: Draft Municipal Water Law Policy (POL-2030) ...

Washington Administrative Code (WAC) chapters 173-182 and 173-186 require oil handling facilities, pipelines, vessels, and railroads to have a state-approved oil spill contingency plan that ensures ...

We invite you to review and comment on Administration of the Statewide Trust Water Rights Program (POL-1010). Document for review: Draft Administration of the Statewide Trust Water Rights Program (POL ...

The permit allows National Fish & Oyster to send (discharge) treated wastewater to Hogum Bay, Puget Sound. You may view the documents for National Fish & Oyster or visit the Water Quality Permitting ...