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.
Overview of permitting & certifications
Find information on how to get a permit or certification from Ecology.
https://ecology.wa.gov/regulations-permits/permits-certifications/overview-of-permitting
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
Air quality permits
Permits for industrial air pollution and burning activities.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits
Certified water right examiner certification
We share information to help you gain or maintain your certified water right examiner certification.
https://ecology.wa.gov/regulations-permits/permits-certifications/certified-water-right-examiner
Washington's biosolids permit system
Help for operators with permit applications, and those managing permit coverage, including modifications.
https://ecology.wa.gov/regulations-permits/permits-certifications/biosolids-permit-system
Certification for incinerator & landfill operators
How to get certified to operate and inspect solid waste incinerator and landfill facilities.
https://ecology.wa.gov/regulations-permits/permits-certifications/certification-for-incinerator-landfill-operator
Combined sewer overflows
We're working to control combined sewer overflows to keep water clean.
https://ecology.wa.gov/regulations-permits/permits-certifications/combined-sewer-overflows
Cruise ships in Washington waters
Formal agreement with cruise ship companies helps prevent pollution and protect marine waters.
https://ecology.wa.gov/regulations-permits/permits-certifications/cruise-ship-memorandum-of-agreement-mou
Dam permits
Construction or reservoir permits may be required for your project.
https://ecology.wa.gov/regulations-permits/permits-certifications/dam-safety-permit
EPA Vessel General Permit
Find out about the EPA Vessel General Permit and tap into helpful resources.
https://ecology.wa.gov/regulations-permits/permits-certifications/epa-vessel-general-permit-graywater
Hanford dangerous waste & mixed waste permits
Permits direct cleanup to protect people and the environment from dangerous waste at Hanford.
https://ecology.wa.gov/regulations-permits/permits-certifications/hanford-federal-facility-permits
Training and certification for facilities
Well-trained facility staff are critical for an effective spill prevention program.
https://ecology.wa.gov/regulations-permits/permits-certifications/facilities-training-certification
Fresh Fruit Packing General Permit
Find out about the Fresh Fruit Packing General Permit and get helpful resources.
https://ecology.wa.gov/regulations-permits/permits-certifications/fresh-fruit-packing-general-permit
Industrial facility permits and regulation
We regulate air, water, and waste for most of the large industrial facilities in Washington.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits
Puget Sound Nutrient General Permit
We have issued the first Nutrient General Permit for WWTPs that discharge to Puget Sound.
https://ecology.wa.gov/regulations-permits/permits-certifications/nutrient-permit
Regulating facilities that handle mixed waste in Washington State
Ecology regulates low-level mixed waste facilities in Washington.
https://ecology.wa.gov/regulations-permits/permits-certifications/radioactive-mixed-waste-permits
Solid waste facility permits
Learn which facilities are required to get solid waste permits in Washington.
https://ecology.wa.gov/regulations-permits/permits-certifications/solid-waste-permits
Sand & Gravel General Permit
This permit covers sand and gravel operations, rock quarries, and concrete and asphalt batch plants.
https://ecology.wa.gov/regulations-permits/permits-certifications/sand-gravel-general-permit
Upland Finfish Hatching & Rearing General Permit
This water quality permit covers certain hatcheries that raise finfish species.
https://ecology.wa.gov/regulations-permits/permits-certifications/upland-finfish-permit
Vessel Deconstruction General Permit
This permit defines requirements for pollution prevention while dismantling vessels.
https://ecology.wa.gov/regulations-permits/permits-certifications/vessel-deconstruction-general-permit
1195 results
1 - 20 of 1195