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 ...

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

For more than a year, we have been working with Tribes, local governments, state agencies, and the public to help us update ...

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

We're looking into harmful chemicals in everyday products – like paints and nail polish – and researching safer alternatives.

Proposed Plan to clean up the soil under Hanford’s 324 Building June 9 12:00 a.m. - July 9 Aug. 18, 2025 11:59 p.m. The U.S. Department of Energy (Energy) and the U.S. Environmental Protection Agency ...

Rather than complying with the law creating a takeback program, some manufacturers have chosen to not sell solar panels in Washington. The state’s clean energy transition is facing a setback if the ...

Q: When is SEPA environmental review required? A: Environmental review is required for any proposal which involves a government "action," as defined in the SEPA Rules (WAC 197-11-704), and is not ...

Use this portal to filter and search for all of our regulatory information. We oversee many state and federal laws designed to protect Washington's land, air, and water. See our laws, rules, & ...

Water & Shorelines. We improve and protect water quality, manage and conserve water resources, and effectively manage coastal and inland shorelines to assure our state has sufficient supplies of clean ...

Color (Values) Meaning – What You Can Do Green (0-50) Good – It’s a great day to be active outside and a good time to make a plan if worse air quality is in the forecast.. Yellow (51-100) Moderate – ...

Replacement Access Bridge: Construct a new bridge upstream from the existing project-area bridge over Swift Creek for long-term project management. Phase 2, Debris Flow Deflection Berm: Access roads ...