Previous studies by the Tulalip Tribes, the state, and Snohomish County detected high levels of fecal bacteria in many ...

Our return-on-investment research describes tangible outcomes in terms of numbers, such as jobs created, acres redeveloped, ...

In recent history, Washington has experienced three very strong El Niño events: 2016, 1998 and 1984. All three of those years ...

WAC 173-443 restricts the use of hydrofluorocarbons and other fluorinated gases with a Global Warming Potential (GWP) of more than 150. It also prohibits the manufacture and sale of products ...

Big infrastructure proposals could join 241 flood and habitat projects already in place As the independent Chehalis Basin Board marks a milestone of having 241 local flood reduction and habitat ...

The drought declared in April and expanded in June continues with no end in sight. A group of state and federal water supply experts — the Water Supply Availability Committee — says there’s not enough ...

Roadway flooding in the coastal city of Westport. Photo courtesy of City of Westport. In 2023, we launched an innovative approach to help Washington’s coastal communities and Tribes build their ...

There are about 6,500 contaminated sites in Washington that need cleanup or are being cleaned up. They range from small gasoline spills on dirt to complex mixes of different chemicals impacting soil, ...

The Washington State Department of Ecology seeks public comment on its draft permit renewal that will cover 52 waste sites and facilities at the Hanford Site in southeast Washington. The Hanford ...

Spills of oil or hazardous materials to water must be reported immediately to help reduce impacts to the environment. Failure to report a spill you're responsible for could result in penalties. Stop ...

The Water Quality Combined Funding Program funds projects that improve and protect water quality throughout Washington. The program combines grants and loans from state and federal funding sources.