There are sites on our Contaminated Sites List that we know have Per- and polyfluoroalkyl substances (PFAS) contamination. Although PFAS chemicals are not manufactured in Washington, they can still be ...

Sustainability isn't just about environmental responsibility — it's also about innovations that cut costs and reduce waste. The Washington Applied Sustainability Internship (WASI) program pairs ...

You’re invited to share your thoughts and recommendations on Hanford Site cleanup communications and public involvement over the past year. Ecology, on behalf of the Tri-Party Agreement agencies ...

Arsenic and lead in play-area soil can pose a risk to children. Through our Soil Safety Program, we provide free soil sampling and soil safety actions for qualifying public and private schools, ...

The goal of this meeting is to share and gather information regarding climate impacts of the 2024 water year. The warmer than normal winter, lack of Washington snowpack and subsequent drought ...

OLYMPIA – The Washington Department of Ecology issued $138,800 in penalties of $1,000 or more from July 1 – Sept. 30, 2023. A detailed list of the violations and resulting penalties is in the table ...

OLYMPIA – PFAS-containing foam – known as aqueous film-forming foam (AFFF) – is used to fight fires fueled by oil, gasoline, or other flammable liquids. It’s also a leading cause of PFAS contamination ...

The Washington Dept. of Ecology, the U.S. Environmental Protection Agency, the Swinomish Indian Tribal Community, Skagit Dept. of Emergency Management, and BP are responding to a gasoline spill at the ...

The Water Resources Advisory Committee (WRAC) is a forum for issues related to water resources management in Washington state. This stakeholder group is comprised of about 40 people representing state ...

OLYMPIA – How Washington invests cap-and-invest auction revenues to prepare for climate change will be captured in public reporting that the Department of Ecology is responsible for publishing under ...

OLYMPIA – Today, Washington state Department of Ecology Director Laura Watson issued a statement on the U.S. Supreme Court's ruling in Sackett v. U.S. Environmental Protection Agency: In the Sackett v ...

The most common pollutant Ecology and local clean air agencies monitor is particulate matter (PM). This is a mixture of tiny solids or liquid droplets made up of smoke, soot, dirt, and dust floating ...