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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Yakima Basin water supply update

The Yakima Basin has had back-to-back droughts in 2023 and 2024. Heading into irrigation season, we are getting a better idea of 2025 conditions and their impacts on the basin.

Celebrating a legacy: Office of Columbia River Director Tom Tebb embarks on retirement

Tom Tebb is retiring from Ecology after 33 years of service. Let's look back on his remarkable career and lifelong commitment to Washington state and the environment.

Grants up to $120,000 educate neighbors about local environmental projects

In January, Ecology will begin accepting applications for grants for projects that increase public understanding and involvement in cleaning up contaminated sites.

Building homes on former orchard lands

Old orchards in Central Washington left lead and arsenic in soil. Builders must check land history, test soil, cleanup property, inform buyers, report cleanup, and ensure worker safety.

Help shape future onshore wind and solar energy projects

Ecology seeking public comments to help shape the future for solar and onshore wind energy facilities in Washington.

Expanding air monitoring for the 2024 wildfire season

Ecology is expanding air monitoring across the state in response to wildfire smoke. 

Salmon restoration project helps strengthen sockeye population in the Yakima Basin

The Yakima Basin Integrated Plan celebrated completion of its largest undertaking, the Cle Elum juvenile fish passage facility, which will improve access to 30 miles of river habitat.

Dust storms: how to protect yourself

Learn about the health and safety risks posed by dust storms.

How to plan for water use at your Yakima Basin cabin

With a hot, dry season ahead – and likely more in the coming years – make sure you know if you can legally use water at your camp or cabin in the Yakima Basin, and that your use is mitigated.

Drought update: water supply in the Yakima Basin and what it means for you

If you live in the Yakima Basin, you know things are looking hot and dry with the irrigation season well under way. Here’s what you need to know about the drought and what it means for your water.