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.
Chapter 173-182 WAC Plan Review Checklist
Plan Review Checklist for 173-182 WAC
https://ecology.wa.gov/173-182planreviewchecklist
3 Year Worst Case Drill Outlook
A list, by year, of the plan holders that are expected to hold a worst-case drill.
https://ecology.wa.gov/3-year-worst-case-drill-outlook
UST COVID-19 Stakeholder letter, March 27, 2020
This letter is to inform you of the Government Public Health and Safety Restrictions in regards to implementation of the Underground Storage Tank requirements (UST) imposed by coronavirus (COVID-19).
https://ecology.wa.gov/ust-covid-19-stakeholder-letter-march-27-2020
Vapor Intrusion for TCE
EPA's Region 9 memo Vapor Intrusion response action levels
https://ecology.wa.gov/vi-tce-region-9-memo
UST Service Provider list
List of approved underground storage tank service providers with contact and service-area information
https://ecology.wa.gov/ustserviceproviders
Vapor Intrusion guidance for TCE
EPA's Region 10 memo Vapor Intrusion toxicity
https://ecology.wa.gov/vi-tce-region-10-memo
Electronically completing and signing VCP documents
How to complete and sign VCP documents electronically. These are temporary instructions to be used during the Governor's Stay Home - Stay Healthy proclamation period.
https://ecology.wa.gov/vcp-electronic-signatures
Voluntary Cleanup Program cleanup opinions flow chart description
This document describes the flow chart on our Voluntary Cleanup Program types of opinions we issue page.
https://ecology.wa.gov/vcpopinionsflowchartalttext
Cleanup Rule exploratory rulemaking process & timeline (as of January 2018)
A January 2018 notice of our exploratory process and timeline for updating Washington's Cleanup Rule.
https://ecology.wa.gov/noticecleanupruleexprmjan2018
Notice to withdraw from the Voluntary Cleanup Program
This document is a form letter to complete and submit when withdrawing from the Voluntary Cleanup Program.
https://ecology.wa.gov/vcp-withdrawalnotice
Slide desk for statewide scoping webinar on April 3, 2018
Slides for the Cleanup Rule's statewide scoping session on Tuesday, April 3, 2018.
https://ecology.wa.gov/scopingsessionslidedeck04-03-2018
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
Adopted rule language (WAC 173-182) 12/18/19
This is adopted rule language for WAC 173-182 , Oil Spill Contingency Plan.
https://ecology.wa.gov/adopted-rule-language-wac-173-182-dec
1909_Hearing Agenda_173-185_Oct 7
October 7 Agenda for Chapter 173-185 WAC meeting
https://ecology.wa.gov/1909_hearing-agenda_173-185_oct-7
Abraham Lincoln JP-5_November 5, 2009 - Navy Region Northwest
November 5, 2009, press release for Abraham Lincoln JP-5 incident
https://ecology.wa.gov/abrahamlincolnjp-5-2
Abraham Lincoln JP-5_November 6, 2009 - Navy Region Northwest
November 6, 2009, press release for Abraham Lincoln JP-5 incident
https://ecology.wa.gov/abrahamlincolnjp-5-1
1909_Hearing Agenda_173-185_Oct 13
October 13 Agenda for Chapter 173-185 WAC meeting
https://ecology.wa.gov/1909_hearing-agenda_173-185_oct-13
1909_Hearing Agenda_173-185_Oct 20
October 20 Agenda for Chapter 173-185 WAC meeting
https://ecology.wa.gov/1909_hearing-agenda_173-185_oct-20
MTCASGL12.0: Excel workbook for individual hazardous substances
Statistical workbook for calculating cleanup levels for individual hazardous substances for sites being cleaned up under the Model Toxics Control Act.
https://ecology.wa.gov/workbook-for-calculating-cleanup-levels-for-indivi
Northeast West Plains PFAS in drinking water sampling area map
West Plains Sampling Map
https://ecology.wa.gov/west-plains-pfas-sampling-area-map
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