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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Nisqually Tribe wins award for restoration work near Eatonville
Nisqually Tribe wins award for restoration work near Eatonville along Busy Wild Creek and the Mashel River.
March 9 public forum focuses on Skookumchuck Dam study
We are holding a public forum March 9 to share information about our Skookumchuck Dam study to evaluate if the structure could help reduce flood damage and improve aquatic habitat.
January floods deluge Chehalis River basin
After major floods inundated the Chehalis River basin in January, we assessed how some flood-damage reduction projects fared.
Ecology seeking contacts for statewide wetland mapping inventory project
We're starting a statewide survey to inventory wetland maps and mapping efforts in Washington.
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.
Help us improve aquatic habitat in the Chehalis River basin
Webinars will guide participants who want to sponsor aquatic habitat restoration projects in the Chehalis River basin.
Chehalis Basin Board approves $70 million spending plan
Chehalis Basin Board unanimously approves $70 million two-year spending plan to reduce flood damage, restore aquatic species habitat in the Chehalis River basin.
Ecology extends public comment period for draft net pen guidance
We have extended the deadline for the public to comment on draft state guidance for commercial marine net pens to Aug. 5, 2021.
Sea #SmokeReady2021 esta temporada de incendios forestales
Sea #SmokeReady2021 esta temporada de incendios forestales
Be #SmokeReady2021 this wildfire season
It's #SmokeReady2021 week. Here's how to prepare for wildfire season.