Contamination cleanup

Contamination cleanup helps restore habitat for wildlife, provides new opportunities for recreation, and protects people’s health by removing toxic chemicals from the environment.
Contamination cleanup helps restore habitat for wildlife, provides new opportunities for recreation, and protects people’s health by removing toxic chemicals from the environment.

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Cleaning up: Promising pilot test destroying groundwater contamination in Spokane Valley
Kaiser Aluminum’s Trentwood facility is in the early phases of testing new technology that destroys over 90 percent of PCB contamination in water at their facility in the Spokane Valley.
Cleaning up: Fieldwork on Bellingham's busy working waterfront
Contamination testing at Bellingham's central waterfront will set the stage for final cleanup plans.
Cleaning up Hanford: Much progress, a lot left to do
This is the last week on the job for Nuclear Waste Program Manager Alex Smith. Before Smith heads off to her next adventure, however, she reflected on her last five years heading the program.
Ecology wins national Pollution Prevention awards
Each year, we celebrate Pollution Prevention Week, a time to recognize staff, local partners, businesses, and Washington residents for taking actions to reduce or eliminate sources of pollution.
On the road to a toxic-free future: How close are we after 50 years?
Ecology’s Hazardous Waste program looks back at 50 years working to reduce industrial waste, and looks ahead to what comes next
Cleaning up: Fieldwork on Bellingham waterfront's largest cleanup site
What's next for cleaning up the Whatcom Waterway?
From military training to public parks at Camp Bonneville
Camp Bonneville trained soldiers from 1910 to 1995, through both world wars, and the Korean, Vietnam, and Gulf wars. After 25 years munitions cleanup is complete and plans for a park are underway.
Legacy Pesticides Working Group update
The Legacy Pesticide Working Group is still working to find solutions to lead and arsenic contamination on former orchard lands. Find out the latest.
Yakima Railroad Area
Over the past 30 years, we've worked to clean up legacy pollution to soils and groundwater, and revitalize businesses along the Yakima Railroad Area Corridor.
Cleaning up: New fieldwork begins on Bellingham waterfront
The process of removing contaminated sediment from part of the I & J Waterway site will safely continue again.