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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Partnering on safe well water in the Lower Yakima Valley
Recently, an independent advocacy group shared with us a study identifying several chemicals in groundwater that caught our attention.
Dust buster: A plan to manage dust in and near Wallula

Near the Tri-Cities, southwest winds pick up dust and send it through Kennewick and into Wallula at times.

A Little Green for the Brownfields

EPA awarded $2.4 million in grants to five recipients to help assess and clean up local brownfields & properties that haven't been redeveloped due to potential contamination.

Central and Eastern Washington: Prepare for dust storm season

Every spring through fall, residents in Central and Eastern Washington are faced with the threat of dust storms.

Ecology taking action to support orca and salmon recovery

Governor Inslee has directed Ecology to take the necessary steps to allow increased water to spill over the Snake and Columbia River dams during the spring season.

After 40 years, Acquavella adjudication is coming to close

The upcoming May 9, 2019, "‘water day" in Yakima County Superior Court is one we’ve been working toward for more than 40 years.

Investing in communities to turn blighted properties into affordable housing

Ecology is funding projects in six cities to help clean up contaminated properties – and help with the housing crisis.

Wetlands around the world protect communities while helping fight climate change

Wetlands around the world protect communities while helping fight climate change. Learn about how a community in Okanogan County is restoring Triple Creek wetlands.

Reining in dust in the Horse Heaven Hills

It’s no secret that Eastern Washington can get windy. And that’s not a problem… until that wind picks up loose soil and sends it aloft.

Wood Fiesta: Improving floodplains in Yakima watershed

Dubbed the "Wood Fiesta," large wood is being helicoptered into remote and rugged terrain and placed in streams and floodplains to help improve habitat for native fish species.