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 ...

Find answers to common questions about the application process, where to find accommodations for submitting an application, how to calculate work experience and more. How do I request accommodations ...

Phases out the use of copper in vehicle brakes and requires manufacturers to certify that brakes comply with the law. Regulates lead, cadmium, phthalates, and other chemicals in children's products.

We also provide educational resources to property owners who want to drill a new well, maintain a well, or close down (decommission) an unused well. Well drillers and property owners have the ...

Casey Sixkiller was appointed by Governor Bob Ferguson as the 14th Director of the Washington State Department of Ecology. With more than two decades of experience in federal, Tribal, regional, and ...

Your input is valuable to our decision-making process. We post water right documents for notice or comment. Documents posted for comment have a link to our online comment form. Other documents are ...

We work to safely manage solid, hazardous, and nuclear waste and reduce toxic chemicals in the products you use. We regulate the threats found in everyday household products and help businesses ...

Your facility can choose to manage your dangerous waste pharmaceuticals under the special requirements for management of dangerous waste pharmaceuticals (WAC 173-303-555). Follow the steps outlined on ...

We are managing cleanup of sites in the Budd Inlet area as part of work to clean up Puget Sound. All are on or very near the Olympia waterfront. Two sites are completed, but need us to monitor them to ...

The Washington state well report (log) viewer, our most popular online resource, allows you to search for and view detailed records of the construction and subsurface characteristics of individual ...