Northwest Region

Ecology has four regional offices. The Northwest region includes Island, King, Kitsap, San Juan, Skagit, Snohomish and Whatcom counties.
Ecology has four regional offices. The Northwest region includes Island, King, Kitsap, San Juan, Skagit, Snohomish and Whatcom counties.

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The Maddux pilot project
Watch our new video about The Maddux pilot project, where our Toxics Cleanup Program staff talk about cleaning up contaminated sites for affordable housing in Seattle’s Mount Baker neighborhood.
Partnering on lead removal at Plantation Rifle Range

We’re working with Whatcom County to clean up 50 years of lead contamination at Plantation Rifle Range. We invite your comments through March 17.

Ecology gets six federal grants to protect 855 acres of coastal wetlands
We've secured close to $6 million in National Coastal Wetlands Conservation Grants to protect about 855 acres of coastal wetland habitat.
Cleaning Up: Getting ready to clean up Duwamish Waterway Park
We invite you to comment on our legal agreement with Seattle Parks and Recreation to clean up Duwamish Waterway Park in Seattle's South Park neighborhood.
Cleaning up: Making progress in downtown Bothell
Since 2006, we’ve worked with the City of Bothell on contamination cleanup in their downtown. We’ve reached several milestones, including proposing removal of environmental covenants at three sites.
Plans for Nooksack adjudication are underway

Plans for water rights adjudication in the Nooksack Basin have raised a lot of questions. We have answers.

Expedited rulemaking to amend state SEPA rules
We are amending state SEPA rules to increase the exemption levels local governments can incorporate into their policies and procedures for apartments, small houses, and attached homes.
Highlighting the Padilla Bay National Estuarine Research Reserve
We're putting the spotlight on our Padilla Bay Reserve and its stewardship of estuarine ecosystems in the Puget Sound region.
Cleaning up: Skykomish cleanup moving forward
We invite you to provide comments on the town of Skykomish cleanup documents and attend an online public meeting on Nov. 28, 2022.
We've seen fire, and we've seen rain...

Goodbye summer smoke — hello cozy winter

A review of the 2022 summer wildfire smoke season and everything you need to know for winter wood stove smoke season.