Arsenic and lead in play-area soil can pose a risk to children. Through our Soil Safety Program, we provide free soil sampling and soil safety actions for qualifying public and private schools, ...

For more information on the programmatic environmental impact statement currently being developed by the Energy Facility Site Evaluation Council on electrical transmission, please visit their website.

We are committed to providing equal opportunities, resources, and access to all Washingtonians, regardless of abilities or circumstances.

The Soos Creek watershed is located in South King County, in the Seattle metropolitan area. The watershed includes several urbanized, fast-growing communities, including Covington, portions of Kent, ...

Our Shoreline Master Programs Handbook provides background about the state Shoreline Management Act and explains state requirements under our Shoreline Master Program Guidelines. The Handbook provides ...

We develop training to build skills and best practices to support local shoreline planners, wetland specialists, habitat biologists, and other resource managers. This training helps educate those who ...

Washington has almost 74,000 miles of rivers and streams statewide, more than 4,000 lakes, and almost 3,000 square miles of marine estuaries. We work with engaged citizens, businesses, tribes, and ...

The following links provide information about important SEPA subjects. This information is presented to help agencies, applicants, and the public fully understand and participate in procedural ...

We work to safely manage solid, hazardous, and nuclear waste and reduce toxic chemicals in the products you use. We regulate the threats found in everyday household products and help businesses ...

From 1945 until 1987, the U.S. had an insatiable need for plutonium to fuel the country's nuclear arsenal. In the quest to maintain nuclear superiority during the Cold War, the federal government ...

Our agency is dedicated to preserving and protecting the environment in Washington. To learn how we preserve and protect Washington's land, air, and water for today and for future generations, read ...

The Legislature directed us to update of the strategy under the Integrated Climate Change Response Strategy (Chapter 70A.05 RCW) in partnership with nine other state agencies. The strategy addresses ...