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Welcome to our new website. Learn more about what's new.

Spills & Cleanup

We are committed to preventing and cleaning up toxic leaks and spills across the state. We respond to accidental spills and clean up contaminated sites that threaten the health of people and the natural environment. Our work includes conducting spill response drills, responding to chemical leaks, and managing complex contamination cleanup projects requiring engineered solutions.


We prevent, plan for, and respond to spills of oil and hazardous material in Washington.

Contamination cleanup

See how cleanup projects work and where they are located. Learn about options if your property is contaminated.