To request ADA accommodation, contact Ecology's ADA Coordinator by email at ecyadacoordinator@ecy.wa.gov, or call 360-407-6831, 711 (relay service), or 877-833-6341 (TTY). More about our accessibility ...

The Weldcraft Steel & Marine site is one of 12 Bellingham Bay cleanup sites coordinated through the Bellingham Bay Action ...

SEPA Categorical Exemption for Infill Housing (SB 5412) Second Substitute Senate Bill 5412 amends SEPA RCW 43.21A.229 to allow proposed housing within urban growth boundaries to rely on environmental ...

The 2025 conference was a homecoming for many community leaders and an eye-opening orientation for those brand new to ...

In honor of Critter of the Month's tenth birthday, let's explore the world of one of Puget Sound's most graceful ten-legged ...

Ecology's previous round of Prevent Nonattainment grants helped agencies in Okanogan County improve air quality to meet national air quality standards.

Waste & Toxics We work to safely manage solid, hazardous, and nuclear waste and reduce toxic chemicals in the products you use. We regulate the threats found in everyday household products and help ...

Governmental agencies use the SEPA environmental checklist to help determine whether a proposal will have significant adverse environmental impacts. The information helps identify what measures can be ...

When do you need to secure items in your truck or trailer? Every time you hit the road. Unsecured loads cause over 300 crashes in Washington every year and cause up to 40% of roadside litter — let’s ...

We invite you to comment on documents and attend an open house for the Rayonier Mill cleanup site on the shores of Port Angeles. The study area of this site is moving to the next phase of cleanup.

OLYMPIA – Earlier today, the Washington Department of Ecology sent guidance to vehicle manufacturers explaining its decision to pause implementation for portions of the state’s clean vehicle standards ...

What do earrings, artificial sports turf, and household adhesives for windows have in common? They’re all product categories Ecology’s researching as part of the Safer Products for Washington program.