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 ...

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 ...

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, ...

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

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 ...

These forms are the first step in a legal process called adjudication. This process will determine who has a right to use ...