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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Headed out on your boat? Pump out your sewage, don't let it float!
Planning some time on your boat as summer kicks off? Here’s the last of our water-related reminders: don’t empty your boat’s holding tank into Puget Sound or inland waters.
Environmental Restoration Grants open for 2023

Ecology accepting grant applications for restoration projects.

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.
Pilot projects designed to curb bank erosion showing success in Chehalis River Basin
The Office of Chehalis Basin has invested in projects that have dual flood reduction and ecosystem benefits. We recently completed two riverbank erosion management pilot projects.
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.
Reducing flood risks in our communities
Modern flood management strives to restore a floodplain’s natural flood capacity, protecting lives and homes while also benefiting fish and wildlife. Several state and federal grant programs can help.
Calling all volunteers! Help your community recover from an oil spill and volunteer your vessel
We are looking for volunteers to help in the event of a large oil spill.
Sept. 28 webinar focuses on Skookumchuck Dam assessment
The Skookumchuck Dam is over 50 years old, and the power plant it was built to serve is shutting down. Join us for a discussion on the possible futures for the dam.
Federal grant moves Aberdeen levee project forward
City of Aberdeen receives $50 million federal grant and $17 million in state funding to help fund North Shore Levee project.
Partnerships fuel removal of toxic tires from Washington’s waters
Removing waste tires from Washington's waters is a complex, long-term issue. But we can start tackling parts of the problem now. Learn about two of our grant recipients working on tire removal.