We've always focused on protecting and improving Washington's environment. Our work removes toxics from the environment through prevention and cleanup, improves conditions for the food web, and ...

Our health care team assists healthcare facilities throughout Washington better understand how to manage their pharmaceutical wastes and comply with the Dangerous Waste Regulations. Visit our ...

If you are temporarily or permanently closing your underground storage tanks, the items below may be required. Be sure to also check with your local city and county authorities to determine if there ...

Build your path to the future! Immerse yourself in outdoor environmental projects and cultivate a connection to the Northwest, your teammates, and the unique ecological features that define our region ...

Ecology is considering amendments to the Clean Vehicles Program rule. Visit our rulemaking page for more information, including upcoming virtual information sessions and recordings. Washington is one ...

Ecology is at work statewide to protect your air, water and quality of life. Learn more about our regional work.

Solar panels convert solar energy into electricity through solar cells (also known as photovoltaic cells). Solar panels sometimes contain toxic metals, which means they may designate as dangerous ...

We help lakeshore property owners, communities, counties, state agencies, and Tribes identify and control invasive freshwater aquatic plants. Aquatic invasive plants are not native to Washington’s ...