Lower wildfire activity and changing traffic patterns stemming from the COVID-19 pandemic reduced air pollution in sensitive ...

Many locals have never seen the dense Olympia area exist without Capitol Lake at its center; they don’t know that the mouth ...

With expansive farmland across the state, Washington is home to one of the most productive agricultural industries in America. The industry brings vital employment and economic benefit to communities ...

Each of us has the ability to reduce noise in our community by being aware of the noise we make as residents, workers, or as businesses. Noise pollution is regulated by local governments. We do not ...

Read the guide for SQGs. Small quantity generators (SQGs) generate dangerous waste, but do so in lesser quantities than other generator categories. While all dangerous waste generators must follow the ...

Group water systems need to participate in the adjudication by filing court claims. These water systems include cities, special purpose districts, and private systems such as neighborhoods using a ...

We invite you to comment on two cleanup sites in the Lower Duwamish Waterway as well as a consent decree settling who will ...

This rulemaking will update both chapters to consider recommendations from the 2025 Best Achievable Protection (BAP) workgroups. To learn more about this rulemaking and recommendations from the 2025 ...

This Earth Day, we are hosting a coloring book design contest for kids across Washington. Students will learn about how to help prevent pollution and design coloring book pages with this in mind. This ...

State Route 112 faces numerous climate-related threats. Photo courtesy Washington State Department of Transportation. Washington’s coastlines might be considered the canary in the coal mine for the ...

Lewis’ Moon Snail with its dark brown, hard operculum. Courtesy of Linda Schroeder—PNW Shell Club. With its easily recognizable shell (the largest found on Puget Sound beaches), we are certainly over ...