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Welcome to the Department of Ecology

We're proud to protect, preserve, and enhance Washington's environment for current and future generations.

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Read about the Alien-like behavior of this jelly-dwelling anemone

Learn about tools used to remove toxic algae from lakes

Compliance questions about COVID-19 impacts? We have answers
Learn more about Ecology

News

aerial view of Lake Chelan draining into Chelan River, with hills in the background, development in foreground

If they build it, will the salmon come?

Adjudication in the Nooksack Basin

Washington Coastal Zone Management Program Receives National Award

Cleanup process moving forward at South Park site near Duwamish River

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Public Input & Events

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Comment period

ends Nov. 30, 2020

Nov. 30, 2020, 11:55 p.m. – Statewide

Nov. 30, 2020, 11:55 p.m. – Statewide & online

Nov. 30, 2020, 11:55 p.m. – Statewide

Nov. 30, 2020, 11:55 p.m. – Statewide

Nov. 30, 2020, 11:55 p.m. – Statewide

Nov. 30, 2020, 11:55 p.m. – Online

Wetland Mitigation Guidance - Please share your comments with us on draft guidance on activities affecting wetlands
Shoreline & coastal management
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Webinar

ends Nov. 18, 2020

Nov. 18, 2020, 6 p.m. – Online webinar

Nov. 18, 2020, 6 p.m. – Online webinar & online

Nov. 18, 2020, 6 p.m. – Online webinar

Nov. 18, 2020, 6 p.m. – Online webinar

Nov. 18, 2020, 6 p.m. – Online webinar

Nov. 18, 2020, 6 p.m. – Online

Draft PFAS Chemical Action Plan - Join us to learn more about, and comment on, our proposed recommendations
Business waste
More public input & events