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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New Online Map: Dirt Alert

This month we launched our new Dirt Alert Map. This online map focuses on the Tacoma Smelter Plume and  covers other areas in the state where arsenic- and lead-related soil contamination may exist.

Tacoma Smelter Plume Yard Program progress

To address soil contamination left behind by the former Asarco smelter, we're breaking ground, removing dirt, and cleaning up 39 yards in North Tacoma and 16 yards on Vashon-Maury Island.

Tacoma Smelter Plume: Reduced services for residents

Because a state capital budget was not approved, we must cut back on the services we offer to the residents of the Tacoma Smelter Plume area.

Tacoma Smelter Plume: 2016 Yard Program Construction Update

September marks the fast approaching arrival of fall, and a halfway point for this season’s Yard Program work in the Tacoma Smelter Plume. 

Tacoma Smelter Plume: Recap of Tacoma Public Meetings

Last week Ecology held two public meetings on the progress of the Tacoma Smelter Plume project. Over 50 people came out to learn about yard sampling and cleanup in Tacoma neighborhoods.

Port Gamble Bay update – by the numbers

Get ready to say goodbye to the final, large sign of the lumbermill and sawmill that operated on Port Gamble Bay for more than 140 years.

Grounded at Ocean Shores: Ecology’s response to the Tamara

Details on the grounding and recovery of the fishing vessel Tamara. 

Cleaning Up: How dredging is cleaning up Ridgefield’s Lake River
This year, Ecology and the Port of Ridgefield have been using advanced cleanup techniques to remove pollution at the Pacific WoodTreating cleanup site.
Cleaning Up: Work underway at Ridgefield’s Carty Lake and Lake River
The Port of Ridgefield is cleaning up contamination at the Pacific Wood Treating site.
Around the Sound: Rayonier Mill cleanup on schedule
The Rayonier Mill cleanup is on schedule.