Regulations & Permits

Use this portal to filter and search for all of our regulatory information.

Regulations & Permits icon

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.

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Regulations & Permits

Use this portal to filter and search for all of our regulatory information.

Regulations & Permits icon

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.

See more about this collection...
Aquatic weed control technical assistance
We provide advice on identifying, monitoring, and managing invasive freshwater aquatic plants.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Aquatic-weed-control-technical-assistance
Stormwater permittee guidance & resources
Resources for general permit application, reporting on monitoring, and technical requirements.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Stormwater-permittee-guidance-resources
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
Concentrated Animal Feeding Operation General Permit
Permit for operations with large numbers of livestock for long periods of time.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Concentrated-animal-feeding-operation
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
Certified Erosion & Sediment Control Lead
Find a Certified Erosion & Sediment Control Lead or learn how to become one.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Certified-erosion-sediment-control
Water quality individual permit guidance
Guidance and resources for individual wastewater permits; limit pollution, maintain water quality.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Water-quality-permits-guidance
Boatyard general permit
This permit protects marine waters from toxics that can get into stormwater runoff from boatyards.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Boatyard-general-permit
Bridge & Ferry Terminal Washing Permit
This permit protects water from cleaning and painting activities at bridges and ferry terminals.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Bridge-and-Ferry-Terminal-Washing-Permit
Stormwater general permits
We issue permits to protect lakes, rivers, and saltwater from polluted stormwater runoff.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Stormwater-general-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
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
Wastewater Operator Certification Program
We assure wastewater treatment plant operators are competent, trained, and certified.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Wastewater-operator-certification
Water Treatment Plant General Permit
We regulate drinking water facilities through the use of this permit.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Water-treatment-plants
Winery general permit
The winery general permit helps prevent possible pollution problems from winery wastewater.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Winery-permit
Water quality permit database - PARIS
Our PARIS database lets you access water quality permits, discharge monitoring reports, and more.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Water-quality-permits-database
Stormwater Action Monitoring
Western Washington stormwater permittees cooperatively monitor permit effectiveness through SAM.
https://ecology.wa.gov/Regulations-Permits/Reporting-requirements/Stormwater-monitoring/Stormwater-Action-Monitoring
Sand & Gravel General Permit history
Find historical information about our Sand and Gravel General Permit.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Sand-Gravel-General-Permit/Sand-Gravel-General-Permit-history
Industrial Stormwater General Permit
Find information and helpful resources about the Industrial Stormwater General Permit.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Stormwater-general-permits/Industrial-stormwater-permit
WQWebPortal guidance
Learn how to submit your permit documents electronically through the WQWebPortal.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Water-quality-permits-guidance/WQWebPortal-guidance
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