We are leading a geothermal collaborative process to support Washington’s transition to clean energy. This effort is bringing together the public, local governments, Tribes, state agencies, utilities ...

Two years into using the new SIte Hazard Assessment and Ranking Process, we've assessed over 1,400 sites. Watch our progress and compare sites with an interactive dashboard.

To request ADA accommodation, contact Ecology's ADA Coordinator by email at ecyadacoordinator@ecy.wa.gov, or call 360-407-6831, 711 (relay service), or 877-833-6341 (TTY). More about our accessibility ...

We plan to hold public meetings to provide information about the rulemaking and seek your input. We'll update this page with meeting specifics. To get updates about these meetings and this rulemaking, ...

We adopted changes to chapter 173-201A Water Quality Standards for Surface Waters of the State of Washington. In response to nominations we received in 2021, and after considering public comments and ...

State Route 112 faces numerous climate-related threats. Photo courtesy Washington State Department of Transportation. Washington’s coastlines might be considered the canary in the coal mine for the ...

There have been recent news stories about a supposed slump in the transition to zero-emission transportation—that growth in electric vehicle (EV) sales has leveled off and manufacturers are scaling ...

Bloggers note: This blog is one in a series about lead arsenate and its historic use on orchard lands in Central Washington. Over the next several months we will engage a working group to help us to ...

Tugboats. Street sweepers. Freight switchers. Ambulances. Box trucks. All of these vehicles typically run on diesel engines that produce harmful exhaust. But there is cleaner technology available, and ...

This Earth Day, we are hosting a coloring book design contest for kids across Washington. Students will learn about how to help prevent pollution and design coloring book pages with this in mind. This ...

(Information on this site is considered to be accurate at the time of posting, but is subject to change as new information becomes available.) Crews are responding to a tanker truck rollover and spill ...

The 2021 plastics law will reduce the use of covered single-use plastics. This law aims to reduce the production of new plastic and drive the development of new markets for Washington’s recyclable ...