Now through Jan. 28, 2025, the public is invited to review and comment on model ordinances that will help city and county ...

Starting Jan. 1, 2025, our Safer Products for Washington program implemented new regulations to reduce harmful chemicals in ...

We have released a draft study examining potential environmental impacts of green hydrogen storage and production facilities in Washington.

The legislature directed us to adopt a model ordinance that local governments could use to support managing their organic materials. The model ordinance needed to establish disincentives for people to ...

A new report from the Washington Department of Ecology shows total state greenhouse gas emissions dipped 13.8% in 2020, falling below the legal limit for that year. Emissions rose 8.8% in 2021 but ...

Banded owl in entrance of artificial burrow. The City of Pasco’s Process Water Reuse Facility expansion is essential for meeting the growing wastewater treatment needs of local industries. This ...

If you’re planning on welcoming the new year cuddled up by a warm fire, you’re in luck — there are currently no burning restrictions in Washington. But sometimes in winter, the warmth of a roaring ...

We invite interested members of the public, local, and Tribal governments to review and comment on permanent significant changes to approved oil spill contingency plans. Washington Administrative Code ...

We invite comments on draft NPDES permit no. WA0991001 being reissued to the Boeing Everett Cleanup Site. The permit authorizes the discharge of treated groundwater to Powder Mill Creek and to ...

We propose to approve SGL Carbon Fibers' air quality air operating permit (AOP). SGL Carbon Fibers America applied for an air operating permit for their composites facility located at 8781 Randolph ...

We propose to approve Microsoft Columbia Data Center’s air quality notice of construction (NOC) application. Microsoft Corporation – Columbia Data Center requested to update their existing air permit: ...