We'd like your input on a legal agreement and other documents to clean up PFAS contamination at Paine Field in Everett.

We're sharing the notable updates we are proposing for the Sand and Gravel General permit as well as information about how you can share your feedback.

We issued million-dollar penalties for dangerous waste violations at two Anacortes refineries, Tesoro and HF Sinclair.

The “wettest” county east of the Cascades in June was Pend Oreille, which checked in with less than an inch of rain - a whopping 0.8 inches. Which, for the record, was still Pend Oreille’s ...

Water Quality Combined Funding program applications open July 22 The application period for state fiscal year 2027 funding is now open. Applications can be submitted July 22, 2025, through Sept. 3, ...

2025 permit reissuance In February 2025, the Pollution Control Hearings Board (PCHB) invalidated the Puget Sound Nutrient General Permit "insofar as it is mandatory" and remanded the permit back to ...

OLYMPIA – The Washington Department of Ecology is proposing updates to the state’s Clean Fuel Standard, a policy working to reduce carbon pollution from transportation fuels used in Washington. Many ...

Join our Virtual Open House on August 19 from 6 p.m. - 7 p.m. The Department of Ecology is updating the rules that shape how local governments manage and protect shorelines across the state along ...

Sample of vitrified material at the U.S. Department of Energy's Office of River Protection. For the past few decades, the most dangerous radioactive and chemical waste has been and continues to be ...

Greenhouse gas limits The Washington State Legislature passed a strong suite of climate policies to reduce greenhouse gas emissions to net zero by 2050. Our current greenhouse gas inventory includes ...

Waste & Toxics 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 ...

What would linkage mean for Washington? Linkage means combining Washington's Cap-and-Invest Program with similar carbon markets. In a linked market, allowances issued by California and Québec could be ...