Ecology is considering amendments to the Clean Vehicles Program rule. Visit our rulemaking page for more information, including upcoming virtual information sessions and recordings. Washington is one ...

Ecology is at work statewide to protect your air, water and quality of life. Learn more about our regional work.

We have new requirements under the federal Energy Policy Act to develop an underground storage tank (UST) operator training program. We revised the state’s UST rule (Chapter 173-360A WAC) to include ...

Washington is home to some of the nation's most productive farmlands. The way landowners and operators manage their lands also has important impacts on water quality. We work with landowners, ...

We are investing $141 million from the Volkswagen federal settlement and state penalty in projects that reduce emissions from transportation, and improve air quality and people's health. Funds for ...

SEPA guidance for determining lead agency and evaluating the proposal. Under the State Environmental Policy Act (SEPA), most new proposals are reviewed by a designated “lead agency.” While this is ...

We invest funds from the Volkswagen settlement and our Clean Diesel program in projects that reduce emissions from transportation. These investments help improve air quality and people's health. They ...

Under RCW 42.56.120(2), we are allowed to recover costs directly related to the copying of public records. We cannot charge a fee for inspection of records, or staff time spent on locating records or ...

This is the gateway to Ecology's many web-accessible databases and tools.

The Padilla Bay Reserve offers a variety of educational programs for school groups, children, families, and adults. Our interpretive center features interactive exhibits, saltwater aquariums, and ...

Under the State Environmental Policy Act (SEPA), project proposals are reviewed by a designated “lead agency.” While this is typically a city or county government, other entities such as ports, ...

The Ecology Litter Corps (formerly Ecology Youth Corps) hires teens 14 –17 years old to serve on summer litter crews and provide an important service to their community. They gain valuable job skills, ...