The “wettest” county east of the Cascades in June was Pend Oreille, which checked in with less than an inch of rain - a ...

On July 10, we received national recognition by national U.S. Water Alliance for our innovative Floodplains by Design program ...

The Washington Water Supply Update provides insights into the state's water resources, challenges, and management strategies.

The Washington Legislature has awarded 20 million dollars to clean up the Weyerhaeuser Mill A site on Port Gardner Bay, part of the Port of Everett’s waterfront in Snohomish County. This grant is the ...

One wetland that typically dries completely is a vernal pool. These wetlands hold water early in the growing season and then ...

Ecology releases three environmental studies to help make early decisions about solar, onshore wind and green hydrogen clean energy facilities.

Join the 2025 Washington Brownfields Conference in Yakima to explore environmental cleanup, redevelopment, and sustainable practices with experts and professionals.

Update: Ecology has extended the comment period - comments are now due by Aug. 27, 2025. Nutrient pollution is a serious problem in Puget Sound, and communities across the region are working to ...

Ecology is beginning rulemaking to amend five instream flow rules, chapters 173-507, 173-508, 173-513, 173-514, and 173-515 WAC. Ecology is starting rulemaking to amend five Instream Flow Rules in ...

Ecology Director Casey Sixkiller responds to the Trump administration's attempt to roll back stronger state standards on vehicle pollution.

Ecology has drafted the Puget Sound Nutrient Reduction Plan to guide the region as it seeks to address the many human sources of nutrient pollution.