In this edition of Behind the Scenes at the Nuclear Waste Program, we sat down with Amie Green, our program's Single-Shell ...

Get into the festive holiday spirit with a critter that goes all out when decking its halls out: the graceful decorator crab.

Find an E-Cycle location by entering your address, city, or zip code. E-Cycle Washington is a free program that makes it easy for Washington residents to recycle certain broken, obsolete, or worn-out ...

Clean air is vital for everyone. We manage smoke, vehicle pollution, industrial emissions, and other pollutants so communities have healthy air to breathe. We do this through permits, regulations, and ...

On Dec. 16, 2025, the Department of Ecology adopted a new rule, Chapter 173-905 WAC, Battery Stewardship Program. This rule guides implementation of a new law that requires battery producers to fund a ...

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 ...

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, ...

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 ...

Ecology is starting the rulemaking process to amend Chapters 173-18, -20, -22, -26, and -27 under the Shoreline Management Act. Add requirements for local governments to address the impact of sea ...

Coho salmon returning to rivers and streams often die before they can spawn. Photo by Roger Tabor, US Fish and Wildlife For over 20 years, scientists faced a toxic mystery: coho salmon returning to ...

Determining processes and strategies for emission reductions to achieve air quality targets in overburdened communities initially identified by Ecology. Other rule language necessary for ...

PFAS can be found in cleaning products and waxes as well as other products that resist water, heat, oil, stains, and grease. What are these "forever chemicals" that you’ve been hearing so much about?