A transboundary workgroup is collaborating to improve water quality in the Nooksack River watershed. Due to those efforts, ...

Conditions changed quickly at the end of August. A combination of lightning-sparked wildfires, hot and dry weather, and light ...

Ecology is working with other state and local government agencies to reduce nitrate contamination so everyone in the Lower ...

On the morning of July 18, a dual-tanker truck carrying thousands of gallons of gasoline and diesel left the roadway on U.S.

We are starting a new statewide study to evaluate potential environmental impacts surrounding the production and distribution ...

The Washington Department of Ecology has adopted changes to vehicle emission standards known as Advanced Clean Trucks and Heavy-Duty Low NOx Omnibus, which expand access to new zero-emission ...

We manage grants and loans that benefit the health of Washington's land, air, and water. This page is your gateway to our grant and loan funding opportunities and guidance for managing your grant or ...

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.

The comment period closed July 3, 2025, at 11:59 p.m. Please see submitted comments here. Public hearings for this rulemaking were held on June 24, 2025, at 9 a.m. and June 25, 2025, at 5 p.m. Please ...

We develop and provide watershed characterization information to help inform local planning processes. This page provides links to examples of how land use planners and resource managers have used ...

We are partnering with the Office of the Insurance Commissioner, Emergency Management Division, and the Department of Natural ...

Coho salmon returning to rivers and streams often die before they can spawn. Photo by Roger Tabor, US Fish and Wildlife For over 20 years, scientists faced a toxic mystery: coho salmon returning to ...