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

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

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

The permit allows River Road Generating Plant to send (discharge) treated wastewater to Columbia River. You may view the documents for River Road Generating Plant or visit the Water Quality Permitting ...

We invite interested members of the public, local, and tribal governments to review and comment on required 5-year updates to industry-written oil spill contingency plans. Washington Administrative ...

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.

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

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 ...

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