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 ...

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

Our aquatic plant specialist explains the differences between invasive and native milfoils, why native milfoils are important ...

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

Ecology monitors multiple cleanup sites at Joint Base Lewis-McChord (JBLM). This page focuses on Per- and polyfluoroalkyl substances (PFAS) contamination in the groundwater. JBLM is in Pierce County, ...

Ecology is holding a public meeting for the draft Supplemental Environmental Impact Statement (SEIS) for the Perma-Fix Northwest (PFNW) draft permit renewal. This will be an informational meeting with ...

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.

One of our goals is to protect Washington's environment by supporting the reuse and recycling of material, and celebrating new approaches that move Washington toward a circular economy. We recognize ...