Help shape our plan to reduce bacteria in Drayton Harbor. Comment Aug. 21-Sept. 26, 2025, to protect shellfish, recreation, ...

OLYMPIA – Washington has more than 300 wastewater treatment plants, and each one needs certified operators to keep these facilities running smoothly — and to ensure they protect water quality and ...

Join the Facebook Live event on our Hanford Facebook page or, Join the Zoom stream up to 15 minutes before the 5:30 p.m.

Our Permitting and Reporting Information System (PARIS) database contains information about water quality permits, inspections, enforcement actions, and discharge monitoring reports (DMRs). Both ...

Southern Resident killer whales, or orcas, are a beloved icon of the Pacific Northwest. We served on Governor Jay Inslee's Southern Resident Killer Whale Recovery Task Force, which developed proposals ...

Join Ecology Director Casey Sixkiller for an update and community feedback session about PFAS contamination in East Selah.

Tips for finding safer school supplies that protect students's health and the environment, and support learning all year long ...

We'd like your input on a legal agreement and other documents to clean up PFAS contamination at Paine Field in Everett.

Every five years we review and update each of our general permits. The Sand and Gravel General Permit covers approximately 850 facilities that produce and process sand and gravel, crushed rock, ...

We’re working with our partners to protect the water quality in the Spokane watershed, clean up toxic chemicals, and manage and conserve water for local communities and the natural environment. The ...

We issued million-dollar penalties for dangerous waste violations at two Anacortes refineries, Tesoro and HF Sinclair.

Types of permits An air permit is required for businesses and individuals that emit air pollution through industrial processes or burning. An air permit protects public health and the environment by ...