Central Region

Ecology has four regional offices. The Central region includes Benton, Chelan, Douglas, Kittitas, Klickitat, Okanogan, and Yakima counties.
Ecology has four regional offices. The Central region includes Benton, Chelan, Douglas, Kittitas, Klickitat, Okanogan, and Yakima counties.

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Counting every drop in the Yakima Basin
A main goal of the water conservation element of the Yakima Integrated Plan is to modernize agricultural water systems to reduce waste from leaks, seepage, and inefficient delivery methods.
EPA plan for Washington and Oregon rivers leaves salmon in hot water
We're submitting our comments on EPA temperature TMDL for the Columbia and Snake rivers.
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.

Legal victory holds Canadian company accountable for polluting the upper Columbia River

In a big win for the Colville Tribes and Washington, the U.S. Supreme Court declined to hear a landmark environmental case this week.

Restore Our Earth
Earth Day is just a few days away. Read about what we’ve got in store and learn about ways you can “Restore Our Earth”.
Clean & safe water for communities
This summer, scientists plan to sample 170 wells as part of the larger effort to address elevated nitrate in the Lower Yakima Valley.
How an oil spill can lead to salmon habitat
Grants are available for environmental enhancement and restoration work. Apply now!
Cleaning up: New model remedies for contaminated historic orchard lands
Our year-long efforts with stakeholders resulted in the draft Model Remedies for Cleanup of Former Orchard Properties.
Cleaning up: An update will help Everett’s Riverfront redevelopment move forward
We're taking comments on a legal agreement amendment for new safeguards at the Everett Landfill Tire Fire site, located in Everett between Interstate 5 and the Snohomish River.
Cleaning up: Agreement maps cleanup process at former Seattle Times site
We're inviting comment on a legal agreement with the owners of the former Seattle Times site to begin the formal cleanup process.