Southwest Region

Olympic mountains photo
Our Southwest Region (SWRO) includes Clallam, Clark, Cowlitz, Grays Harbor, Jefferson, Lewis, Mason, Pacific, Pierce, Skamania, Thurston, and Wahkiakum counties.

Topics of interest in the Southwest Region

Puget Sound

Puget Sound is critical to our environment, culture, and economy. About two-thirds of the state’s population lives in the Puget Sound region. Our nation’s second largest marine estuary faces a number of challenges related to population growth and development, as well as habitat loss and multiple sources of pollution. Learn more about protecting Puget Sound.

Air quality issues

Do you use a wood stove to heat your home? Check to see if there is an air quality burn ban in your area. We also have information about how to use your wood stove more efficiently and the health affects of breathing smoke.

Inside the effort to save Indian Creek

On the morning of July 18, a dual-tanker truck carrying thousands of gallons of gasoline and diesel left the roadway on U.S. Highway 101 and overturned into Indian Creek. 


On the morning of July 18, a dual-tanker truck carrying thousands of gallons of gasoline and diesel left the roadway on U.S. Highway 101 and overturned into Indian Creek. The wreck spilled an estimated 2,798 gallons of gasoline and 172 gallons of diesel into the tributary of the Elwha River, killing thousands of fish and leaving a toxic mess in... Continue reading this blog...

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