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

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 ...

For more than a year, we have been working with Tribes, local governments, state agencies, and the public to help us update five state shoreline management rules. While we will have final draft rule ...

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, ...

We are required to fund the Wastewater Operator Certification (OpCert) Program with fees (WAC 173-230-240). We review and evaluate these fees every two years, then propose changes, if needed, based on ...

National Pollutant Discharge Elimination System (NPDES) permits cover discharge to surface waterbodies like rivers, lakes, or the Puget Sound. State Waste Discharge Permits (SWD) cover discharge to ...

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.

We are launching a public comment on the draft renewal of the Hanford Sitewide Permit – one of our most important tools for ensuring Hanford’s cleanup supports our mission of preserving clean land, ...

The Dangerous Waste Report summarizes a business’s dangerous waste activities in Washington. All sites with an active EPA/State ID Number must submit a Dangerous Waste Report. Some businesses are ...

Washington's Environmental Justice Law, the HEAL Act, empowers us to conduct an Environmental Justice Assessment when we're planning a significant action. An Environmental Justice Assessment provides ...