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The Third Avenue entrance to the King County Courthouse is temporarily closed. Please use the Fourth Avenue entrance.  
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King County Brownfields program no longer in operation

The King County Brownfields Program in no longer in operation. Other brownfields resources may be found at the U.S. Environmental Protection Agency external link , the Washington State Department of Ecology external link and the Washington State Department of Commerce external link .

King County Application for 2013-16 U.S. Environmental Protection Agency (EPA) Community-Wide Brownfields Assessment Grants: Hazardous Substances and Petroleum Download PDF 2.5 MB

Neighborhood inventories

12th and Jefferson Street Project

Bothell ROW Assessment

Christensen

Chubby and Tubby / Historic Gas Station

Ellisport Creek Property on Vashon Island

Federal Way Spring Valley underground storage tanks site

Harborview Medical Center

Harrington-Beall Property on Vashon Island

Islamic School of Seattle

McClellan Strip Project

Mini Mart City Park

Peasley Canyon Gas Station

Perovich Gas Station

Raincheck Cleaners

Republic Hotel

Seattle Housing Authority - 12th Ave. Project

Seventh Avenue Service Site

Simon and Sons Dry Cleaners

Contact Us

 Call: 206-477-4466

TTY Relay: 711

Fax: 206-296-0197

King County Solid Waste Division mission: Waste Prevention, Resource Recovery, Waste Disposal