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.

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Plan to improve cannabis lab accreditation

Ecology's overview of their plan to move cannabis lab accreditation to Ecology from the Liquor and Cannabis Board.

https://ecology.wa.gov/plan-for-cannabis-labs

Biochemical Oxygen Demand (BOD) - Benchsheet for bottle method

The worksheet for labs uses the bottle method for biochemical oxygen demand testing.

https://ecology.wa.gov/bod-benchsheet

Draft UST Service Provider list

This is a draft list of certified underground service tanks service providers.

https://ecology.wa.gov/ust-service-provider-list-10-01-17

BEACH Annual Report Summary 2004 - 2018

Beaches passing swimming standard from 2004 - 2018

https://ecology.wa.gov/table-beach-annual-report-summary

Periodic Review Checklist

Checklist to guide local governments in their shoreline master program periodic reviews.

https://ecology.wa.gov/periodic-review-checklist

Periodic Review Checklist Guidance

Guidance for local governments for how to complete their periodic review checklist for shoreline master programs.

https://ecology.wa.gov/periodic-review-checklist-guidance

SEPA Response to Public Comments - North Ranch`

Documentation of Ecology and Mason County response to public comments re new biosolids facility construction by Bio Recycling

https://ecology.wa.gov/northranchseparesponsepubliccomments

Public Participation Plan Example

Example of a 3 pg. public participation plan for use by local governments when completing periodic reviews of their shoreline master programs.

https://ecology.wa.gov/public-participation-plan-example

Rulemaking Proposal WAC 173-350 01/23/18

This is the information the agency filed with the Office of the Code Reviser on January 23, 2018 to formally propose amendments to Chapter 173-350 WAC - Solid Waste Handling Standards

https://ecology.wa.gov/rulemaking-proposal-wac-173-350-01-23-18

Statement of Basis for Ecology permitting conditions

STATEMENT OF BASIS HANFORD SITE AIR OPERATING PERMIT NO. 00-05-006 RENEWAL 3 ATTACHMENT 1: ECOLOGY PERMITS

https://ecology.wa.gov/statement-of-basis-for-ecology-permitting-conditio

Summary of the rule (WAC 173-26-090)

Summary of changes to state shoreline master program requirements regarding periodic reviews.

https://ecology.wa.gov/summary-of-the-rule-wac-173-26-090

Statement of Basis for Standard Terms and General Conditions

STATEMENT OF BASIS HANFORD SITE AIR OPERATING PERMIT NO. 00-05-006 RENEWAL 3

https://ecology.wa.gov/statement-of-basis-for-standard-terms-and-general

WSR 23-19-066 Commerical airport restrictions

WSR 23-19-066 requires commercial airports in Washington procure non-PFAS firefighting agents by 2025.

https://ecology.wa.gov/wsr-23-19-066

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

Underground storage tank closures

Important information about closing your underground storage tanks.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/ust-owner-and-operator-resources/tank-closures

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

WAC 173-50: Accreditation of Environmental Laboratories

This is the rulemaking page for Chapter 173-50 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-50

Regulatory guidance for oil industry

Spills reporting and state requirements for Class 1-4 facilities, vessels, railroads, and pipelines.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-oil-industry

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

Manuals & procedures for accredited labs

Download the procedure manual, and find tips and tools for accredited environmental labs.

https://ecology.wa.gov/regulations-permits/permits-certifications/laboratory-accreditation/manual-and-procedures-for-accredited-laboratories