Crews are responding to a tanker truck rollover and spill into Indian Creek on July 18, 2025 at 11:30 a.m. A dual-tanker ...

Ecology has a role in protecting water quality at forestry sites, and our analysis of the draft Forest Practices Board rule ...

The draft permit we proposed to reissue to Woodland Wastewater Treatment Plant authorizes the discharge of treated wastewater into the Lewis River. You can view the documents at Woodland Wastewater ...

We are considering legislation to modernize Washington’s litter tax to better reflect the types of litter found today. The current revenues generated by the litter tax cover the removal of only a ...

Cleanup Levels and Risk Calculation (CLARC) is a compendium of technical information related to calculating cleanup levels under Washington's Cleanup Rule, the Model Toxics Control Act (MTCA) ...

This tool can help you locate any of these sites within Washington state either in our database, or you can search visually on our interactive mapping tool. For help understanding the codes and terms ...

With great enthusiasm, 19 community-based organizations partnered with Ecology and King County to distribute thousands of ...

Join the walking tour to learn about this cleanup site on the Bellingham Bay waterfront. Ecology is currently asking for public comments on a draft cleanup action plan, agreed order, State ...

After researchers pinpointed the toxic chemical that is killing coho salmon in freshwater, we got to work, alongside several partners, to protect coho salmon.

Last week, parts of Eastern Washington experienced a dust storm. While the impact on air quality was marginal, visibility on I-90 became dangerously poor Wednesday evening. These storms form rapidly ...

Beginning in 2027, a new law requires certain local jurisdictions in Washington to separate yard waste from all other waste bound for the landfill, so that it can be collected and processed to reduce ...

The Refrigerant Management Program (RMP) requires facilities with refrigeration and air conditioning systems containing more than 50 pounds of refrigerant with a GWP of 150 or more to conduct and ...