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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394 results.

Tales of teaching Hanford

The Nuclear Waste Program rounded out outreach and education for the 2022-2023 in the Colville National Forest. 

Ecology funds all FCAAP 2023-2025 Competitive Planning Grant Projects

Ecology has funded all five applications for 2023-2025 Competitive Planning Grant projects under the Flood Control Assistance Account Program (FCAAP).

Water conditions east of the Cascades

Although many areas of the state are feeling the water pinch, curtailments are often a normal part of water management. Here’s what you need to know about water conditions east of the Cascades.

Cleaning up: Early cleanup work continues at historic hospital site in Sedro-Woolley

We’re revising one of the early cleanup actions at the Northern State Hospital site in Sedro-Woolley, and we’d like your input.

Lower Duwamish Waterway reaches cleanup milestone

We’ve made solid progress on controlling sources of pollution in one reach of the Lower Duwamish Waterway. Ecology is recommending EPA proceed with cleanup at all but one sediment area.

Permit updates focus on cleaner stormwater for growing communities

Review Ecology's proposed changes to the municipal stormwater permits for the state's most populated cities and counties.

​​​Innovative conservation efforts save 50% more water at Auvil Fruit Company​

Through a partnership with Auvil Fruit Company, Ecology completed an innovative conservation and water banking project that has saved 50% more water at a Vantage orchard.

Looking for water right documents?

We've streamlined how we post water right documents and decisions. Our new online portal has most documents in one location for each of our four regions  

Meet the students clearing litter from Washington highways

72 Central Washington teens are making a difference this summer, one piece of litter at a time, through the Ecology Youth Corps. Let's get to know some of them and what they've accomplished.

Tackling Toxics: Ecology helps business save costs and reduce power use with air leak audit

Ecology air leak audits help businesses save money and reduce energy use.