Southwest Region

Ecology has four regional offices. TheSouthwest region includes Clallam, Clark, Cowlitz, Grays Harbor, Jefferson, Mason, Lewis, Pacific, Pierce, Skamania, Thurston, and Wahkiakum counties.
Ecology has four regional offices. TheSouthwest region includes Clallam, Clark, Cowlitz, Grays Harbor, Jefferson, Mason, Lewis, Pacific, Pierce, Skamania, Thurston, and Wahkiakum counties.

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Streamflow restoration projects to receive $40 million in funding

Ecology will begin accepting applications in January for streamflow restoration competitive grants.

Rayonier Mill cleanup is moving forward

We invite you to review and comment on documents, and attend an open house about the Rayonier Mill cleanup site on the shores of Port Angeles.

Beyond the bust: How Ecology spill responders ensure safety after illegal drug operations

How Ecology spill responders ensure safety after illegal drug operations.

Cleanup continues at Budd Inlet

We invite you to comment on legal documents and attend an open house about the Hardel Mutual Plywood site on the western shore of Budd Inlet in Olympia. 

Every day is Earth Day

For Ecology, Earth Day is more than just one day a year — it’s our mission every day.

Expedited rulemaking to amend state floodplain rules

Ecology using state expedited rulemaking process to amend state floodplain management rules

Western Port Angeles Harbor cleanup is moving forward

We are holding a comment period and public meeting for the Western Port Angeles Harbor cleanup site in Port Angeles.

New grant program aims to restore, protect Puget Sound riparian areas

We are launching new grant program to make Puget Sound riparian areas more resilient to climate change.

Expanding air monitoring for the 2024 wildfire season

Ecology is expanding air monitoring across the state in response to wildfire smoke.