Regulations & Permits
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, & rulemaking page for more information about our current rules and rulemaking.
401 Water Quality Certifications for non-hydropower permits
We review projects needing federal approval to assure compliance with state water quality standards.
https://ecology.wa.gov/regulations-permits/permits-certifications/401-water-quality-certification/non-hydropower-401-certifications
Clean Water Act: Section 401 Water Quality Certifications
Under the Clean Water Act, we help make sure projects, actions, and activities don't harm state waters.
https://ecology.wa.gov/regulations-permits/permits-certifications/401-water-quality-certification
Goldendale Energy Storage Project
Environmental review and permitting for the proposed Goldendale Energy Storage Project.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/goldendale-energy
3 results
1 - 3 of 3