We’ve completed our studies of the remaining contamination at the Treoil Industries site and the options for cleaning it up, ...

The Refrigerant Management Program is part of a suite of climate policies that work together to cut carbon pollution and ...

It’s been a busy few months for our Washington Conservation Corps members, and we're excited to share some project highlights ...

Water users in the Nooksack watershed and adjacent areas, also known as Water Resources Inventory Area 1 (WRIA 1), should begin receiving their adjudication claim forms via certified mail this week.

We investigated the health of streams in Washington state and have two rounds of statewide data complete. There has shown to be a slight majority of stream kilometers in good biological condition, ...

The Yakima Basin has had back-to-back droughts in 2023 and 2024. Heading into irrigation season, we are getting a better idea ...

In 2020, the Legislature and Governor updated the State Agency Climate Leadership Act codified in Chapter 70A.45 RCW. The Act directs state agencies, including universities, colleges, and community ...

The Washington Department of Ecology fined plastic trash bag-maker Napco Bag and Film $30,000 for violating the annual registration and reporting requirements of a 2021 recycled content law. Napco’s ...

We regulate the water, hazardous waste, and cleanup activities at the Georgia Pacific pulp and paper mill in Camas.

Join us this month in Georgetown to learn more about the cleanup of the Lower Duwamish Waterway. Learn more about the Snopac cleanup site, open for comment at this time.

Join us virtually on March 17, 2025, to learn more about our agency’s efforts in developing a strategy to achieve healthy ...