The State Environmental Policy Act (SEPA) process identifies and analyzes environmental impacts associated with governmental decisions. These decisions may be related to issuing permits for private ...

We’re proposing that 26 wastewater projects receive approximately $114 million in grants, low-interest loans, and forgivable ...

Senate Bill 5174 does not remove stoves from any home, nor does it force manufacturers to re-test. The newly proposed ...

We aim to provide timely information about contaminated site cleanups and opportunities for you to participate in that process. On this page you can find our: Contaminated Site Register — Sign up to ...

World Wetlands Day is an opportunity to raise awareness about the vital role wetlands play in sustaining life. Throughout the ...

Instalaciones que usen desengrasantes a base de solvente pueden aplicar para un reembolso para cambiar a desengrasantes más ...

CLARC February 2025 updates are now online. We made a minor update to incorporate newly published IRIS toxicity values for arsenic and PFHxS. The EPA released these values on January 13. We also ...

The Washington Applied Sustainability Internship (WASI) program pairs college students with businesses to help achieve ...

See more information on the programmatic environmental impact statement currently being developed by the Energy Facility Site Evaluation Council on electrical transmission. Draft programmatic ...

Our Industrial Section provides oversight and regulation for air, water, and waste activities for most of Washington's largest industrial facilities. These include refineries, smelters, pulp and paper ...

We made a minor update to incorporate newly published IRIS toxicity values for arsenic and PFHxS. The EPA released these values on January 13. We also updated information in the noncancer effects ...

We plan to hold stakeholder meetings in Spring/Summer 2025. We will update this page with meeting specifics. To get updates about these meetings and this rulemaking, join our email list. This ...