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

Our Southwest Region (SWRO) includes Clallam, Clark, Cowlitz, Grays Harbor, Jefferson, Lewis, Mason, Pacific, Pierce, Skamania, Thurston, and Wahkiakum counties ...

Our Northwest Region (NWRO) includes Island, King, Kitsap, San Juan, Skagit, Snohomish, and Whatcom counties. About two-thirds of the state’s population lives in the Puget Sound region. Our nation’s ...

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 ...

We provide a wide variety of educational classes and trainings. We also offer ideas and opportunities for you to get involved in protecting the environment at home and in your community.

Our Eastern Region (ERO) includes Adams, Asotin, Columbia, Ferry, Franklin, Garfield, Grant, Lincoln, Pend Oreille, Spokane, Stevens, Walla Walla, and Whitman counties. Waters of the state belong to ...

Padilla Bay Reserve's facility has expanded over the years. The Breazeale Interpretive Center houses our aquarium, exhibits, theater, and library. The Breazeale family farm house is now used for staff ...

Every five years, the Washington Coastal Zone Management Program conducts a self-assessment of our program to determine gaps and improvement opportunities within nine enhancement areas, and to assess ...

We provide technical assistance and develop tools for local governments, consultants, and developers regarding the responsible management, regulation, and stewardship of wetlands in Washington. Find ...

Businesses that generate dangerous waste must also handle used and waste oil properly. While used oil is a recyclable commodity, waste oil must be handled by a permitted treatment, storage, and ...

Cleaning up or redeveloping a contaminated site can be costly. By using our contained-in policy, you may be able to reduce disposal costs by testing contaminated soil and groundwater to show that it ...

Find a grant or loan and details about the application process, eligibility, types of projects, timelines, requirements, and other information. Click on one of the links below.