ALERT: All Ecology offices are closed to walk-in service through at least May 4. For more information please visit our COVID-19 response page. See also the Washington state COVID-19 page.
Find guidance on complying with Washington's dangerous waste regulations and safely managing hazardous waste. Find information on Washington's Hazardous Waste Generation Fee and Pollution Prevention Planning Fee.
Guidance on complying with Washington's dangerous waste regulations.
Resources and technical assistance for businesses in Washington.
Businesses with hazardous chemicals or dangerous waste must submit reports; may be subject to fees.