It includes things like rain washing bacteria from animal waste or chemicals off land into rivers, or losing shade trees next ...

We’re excited to announce the winners for our Solution to the Pollution Earth Day coloring book design contest! Students in ...

More clean energy and less coal power: That’s the recipe for a drop in Washington’s greenhouse gas emissions detailed in a new Washington Department of Ecology report. Despite population and economic ...

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 ...

Public comments are accepted over a 30-, 45-, or 60-day period. During that time, you can share your input with us about specific changes in the permits we regulate. We review all comments and then ...

We are responsible for protecting, preserving, and enhancing Washington’s environment. Permits and certifications ensure that individuals and businesses understand and comply with all applicable ...

Nitrate contamination of groundwater is a growing concern in several areas of the state, because contaminated drinking water can cause serious health risks. We compiled data from many sources to ...

Here is a look at some of the past and current projects that we are involved with around the state: ...

Every summer, technicians play a vital role in collecting environmental data about rivers and streams. Apply to join our crew ...

Ecology is starting the rulemaking process to amend Chapters 173-18, -20, -22, -26, and -27 under the Shoreline Management Act. Add requirements for local governments to address the impact of sea ...

Old fluorescent light fixtures in schools and daycares can be harmful to students and staff. In 1979, the U.S. finally took action against the dangers of polychlorinated biphenyls (PCBs), banning the ...

State Route 112 faces numerous climate-related threats. Photo courtesy Washington State Department of Transportation. Washington’s coastlines might be considered the canary in the coal mine for the ...