The Padilla Bay Reserve offers a variety of educational programs for school groups, children, families, and adults. Our interpretive center features interactive exhibits, saltwater aquariums, and ...

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, ...

We prevent and clean up toxic leaks and spills across the state. We respond to spills, inspect chemical storage and transport facilities, and clean up complex contaminated sites that threaten the ...

We improve and protect water quality, manage and conserve water resources, and effectively manage coastal and inland shorelines to assure our state has sufficient supplies of clean water for ...

We also provide educational resources to property owners who want to drill a new well, maintain a well, or close down (decommission) an unused well. Well drillers and property owners have the ...

Businesses that generate dangerous waste must manage and dispose of this waste properly. Dangerous waste generators are responsible for this waste forever — even after it is disposed of. Waste service ...

Cars contain a variety of parts that can be recycled if handled properly, but some parts can also be toxic and considered dangerous waste. Learn how to manage the most common dangerous waste as well ...

Clean air is vital for everyone. We manage smoke, vehicle pollution, industrial emissions, and other pollutants so communities have healthy air to breathe. We do this through permits, regulations, and ...

Public comments are accepted over a 30-, 45-, or 60-day period. During that time, you can share your input with us about specific changes in the permits we regulate. We review all comments and then ...

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 ...

We enforce Washington's regulations on toxic chemicals in products, educate the public about these chemicals, and develop policies to reduce or eliminate the use of toxic chemicals whenever possible.

Why does groundwater protection matter? Washington residents get at least 60 percent of their drinking water from groundwater. Most people in rural areas get their drinking water from groundwater. We ...