SEATTLE — The U.S. government and the state of Washington have sued Boeing, the City of Seattle, King County and dozens of other companies and entities, seeking to recover cleanup costs and to require work at the Lower Duwamish Waterway Superfund Site, according to a complaint filed Wednesday in federal court in Seattle.
The lawsuit says the government has paid costs related to hazardous substances in the Lower Duwamish Waterway, and it asks the court to hold defendants liable under the federal Comprehensive Environmental Response, Compensation, and Liability Act and Washington’s Model Toxics Control Act.
The complaint describes the Lower Duwamish Waterway Superfund Site as a five-mile stretch of the waterway south from the southern tip of Harbor Island, including connected slips and inlets, reaching into Tukwila at the southern end…