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...
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
Applying for laboratory accreditation
Learn specific details on how laboratories may seek and maintain accreditation in Washington.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Laboratory-Accreditation/Applying-for-laboratory-accreditation
​Burrowing shrimp control (Imidacloprid)
We are denying a request to use imidacloprid on shellfish beds in Willapa Bay & Grays Harbor.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Aquatic-pesticide-permits/Burrowing-shrimp-control-Imidacloprid
Agrium Kennewick Fertilizer Operations
We regulate water and hazardous waste for Agrium Kennewick Fertilizer Operations facilities.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Industrial-facilities-permits/Agrium-Kennewick-Fertilizer-Operations
Mint Farm Electricity Cogeneration Facility
We regulate water and hazardous waste for Puget Sound Energy's Mint Farm electricity cogeneration facility.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Industrial-facilities-permits/Mint-Farm
Sonoco Paper Mill
We regulate water and hazardous waste activities at Sonoco Products Company in Sumner.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Industrial-facilities-permits/Sonoco
Specialty Minerals, Longview
We regulate water and hazardous waste at the Specialty Minerals chemical plant in Longview.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Industrial-facilities-permits/Specialty-Minerals-Longview
Online UIC injection well registration
We provide online access to register new and existing underground injection control (UIC) wells.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Underground-injection-control-program/Register-UIC-wells-online
Emerging stormwater treatment technologies (TAPE)
We certify stormwater treatment technologies that have undergone Technology Assessment Protocol.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Stormwater-permittee-guidance-resources/Emerging-stormwater-treatment-technologies
Low Impact Development (LID) guidance
Presentations, fact sheets, videos, reports, manuals, and other guidance for Low Impact Development
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Stormwater-permittee-guidance-resources/Low-Impact-Development-guidance
Municipal stormwater permit guidance
We provide guidance for developing and implementing municipal stormwater management programs.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Stormwater-permittee-guidance-resources/Municipal-stormwater-permit-guidance
Stormwater manuals
We develop stormwater manuals to provide stormwater permit implementation and management guidance.
https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Stormwater-permittee-guidance-resources/Stormwater-manuals
Municipal stormwater permit history
We document the development of municipal stormwater permits in Washington.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Stormwater-general-permits/Municipal-stormwater-general-permits/Municipal-stormwater-permit-history
Washington Department of Transportation Municipal Stormwater Permit
Permit covers discharges from state highways and other WSDOT transportation-related facilities.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Stormwater-general-permits/Municipal-stormwater-general-permits/WSDOT-Municipal-Stormwater-Permit
Puget Small Streams study
Stormwater Action Monitoring's (SAM) receiving waters study on Puget Sound's small streams.
https://ecology.wa.gov/Regulations-Permits/Reporting-requirements/Stormwater-monitoring/Stormwater-Action-Monitoring/SAM-status-and-trends/Puget-small-streams
Construction stormwater general permit history
CSWGP documentation from previous permit reissuance and appeals processes.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Stormwater-general-permits/Construction-stormwater-permit/Permit-history
Longevity of biological protection using bioretention
Study about the effectiveness of bioretention soil retaining pollution over time.
https://ecology.wa.gov/Regulations-Permits/Reporting-requirements/Stormwater-monitoring/Stormwater-Action-Monitoring/SAM-effectiveness-studies/Longevity-biological-protection-using-bioretention
Stormwater Action Monitoring communications
You can find SAM Booklet, fact sheets and videos on this page.
https://ecology.wa.gov/Regulations-Permits/Reporting-requirements/Stormwater-monitoring/Stormwater-Action-Monitoring/Communications
Professional growth and training
Wastewater operators must maintain & document professional growth training.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/Wastewater-operator-certification/Training-professional-development
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