Eastern Region

Ecology has four regional offices. The Eastern region includes Adams, Asotin, Columbia, Ferry, Franklin, Garfield, Grant, Lincoln, Pend Oreille, Spokane, Stevens, Walla Walla, and Whitman counties.
Ecology has four regional offices. The Eastern region includes Adams, Asotin, Columbia, Ferry, Franklin, Garfield, Grant, Lincoln, Pend Oreille, Spokane, Stevens, Walla Walla, and Whitman counties.

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30 Years of Toxics Reduction and Pollution Prevention
As of 2021, Ecology's Hazardous Waste and Toxics Reduction Program has been working on pollution prevention for over 30 years.
You can help make products safer from toxics
Did you know there are thousands of chemicals in consumer products that scientists never tested for potential harms? The good news is our Safer Products for WA program is doing something about it.
Washington’s roadmap to addressing PFAS
PFAS have been in the news a lot lately. These harmful chemicals are widely used in commercial and consumer products. Thankfully, Washington now has a roadmap to address the problem.
Reopening our offices to the public
All Ecology offices are open to the public by appointment. Online health screenings and masks are required, regardless of vaccination status.
Tackling Toxics: Aerospace Company transitions to safer vapor degreasing
The Pollution Prevention Resource Center collaborated with Ecology to help Valence Surface Technologies (also known as MAPSCO) to stop using a toxic chemical in their vapor degreasing operation.
2020-21: The water year of surprises
The 2020-21 water year started out wet with a good snowpack and is ending extremely dry with drought conditions, breaking records for dryness over the past 127 years.
Helping your community help small businesses
Businesses in Washington are often befuddled by all the hazardous waste requirements they face, but our Pollution Prevention Assistance program is here to help.
Tackling Toxics: Helping Joint Base Lewis-McChord replace toxic receipt paper
Ecology worked closely with Joint Base Lewis-McChord (JBLM) to reduce its use of toxic receipt paper. So far, the base has reduced phenol use on base by 460 pounds per year.
Replacing toxic products with safer alternatives
The majority of chemicals that seep into peoples' bodies and the environment come from the products we use every day, which is why Ecology created the Product Replacement Program.
New paper about Contaminants of Emerging Concern in wastewater

New review paper gathers studies about Contaminants of Emerging Concern (CECs) entering Washington water