Regulations & Permits

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

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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...
Draft TDG short term modification administrative order
Draft version of the short term modification administrative order for total dissolved gas criteria
https://ecology.wa.gov/draft-tdg-short-term-modification-administrative-o
EcologyCommentsEPA082819
This is a copy of the testimony that Heather Bartlett gave during the EPA online hearing held Aug. 28, 2019
https://ecology.wa.gov/ecologycommentsepa082819
Eastern WA O&M Worksheet
Use this worksheet as a guide for interviewing MS4 staff and reviewing applicable documents.
https://ecology.wa.gov/eastern-wa-o-m-worksheet
Public Notice for Draft Winery Permit
This public notice announces the draft winery general permit that is ready for review and comment. Find information on how to comment and where the public hearings are being held.
https://ecology.wa.gov/draft-winery-permit-public-notice
draft modification presentation
PDF of presentation slides given during public comment period
https://ecology.wa.gov/draft-modification-presentation
Draft fee schedule for informal comment period
This is the draft fee schedule that is open for informal comment.
https://ecology.wa.gov/draft-fee-schedule-for-informal-comment-period
Ecology Water Quality Funded Projects EAGL Document Management Guidance
Ecology Water Quality Funded Projects EAGL Document Management Guidance
https://ecology.wa.gov/eagl-document-management-guidance
Ecology Water Quality Grant and Loan Funded Projects EAGL Uploads Tip Sheet
Ecology Water Quality Grant and Loan Funded Projects EAGL Uploads Tip Sheet
https://ecology.wa.gov/eagl-uploads-tip-sheet
Ecology Water Quality Combined Fiscal Year 2019 Applicant Workshop Guidance for Recipient Files
Ecology Water Quality Combined Fiscal Year 2019 Applicant Workshop Guidance for Recipient Files
https://ecology.wa.gov/ecology-water-quality-combined-fiscal-year-2019-ap
Adsorb-it filtration fabric
Ecology letter finding Eco-Tec, Inc. Adsorb-it filtration fabric, when configured properly, can be used as a catch basin insert for stormwater control.
https://ecology.wa.gov/ecologyletter
Aquatic Invasive Species Management General Permit fact sheet
This fact sheet explains the Aquatic Invasive Species Management General Permit.
https://ecology.wa.gov/draftaisgpfactsheet2016
Fisheries Resource Management Permit Fact Sheet
Fisheries Resource Management Permit Fact Sheet
https://ecology.wa.gov/draftfisheriesmanagementfactsheet
Fisheries Resource Management Permit NOI
Fisheries Resource Management Permit NOI
https://ecology.wa.gov/draftfisheriesnoi
Ecology EPA response July 11 2022
Ecology's July 11, 2022 response to EPA on Lower Yakima Valley GWMA work
https://ecology.wa.gov/ecology-epa-letter-071122
Reissuance of the Eastern Washington Municipal Stormwater (MS4) Permit Handout
Handout given during the Moses Lake meeting for the Eastern Washington Municipal Stormwater (MS$) permit reissuence.
https://ecology.wa.gov/e-reissuence-meeting-hand-out
Presentation for the Eastern Washington Municipal Stormwater (MS4) permit reissuence
This was the presentation given a stakeholder meeting in Moses Lake during the Eastern Washington Municipal Stormwater (MS4) permit reissuence process.
https://ecology.wa.gov/e-reissuence-presentation
Eastern Listening Session Agenda
This is the agenda for the listening session for the Eastern Washington reissuance of the municipal stormwater permit being held on April 5, 2018
https://ecology.wa.gov/eastern-listening-session-agenda
Draft of the Modified Sand and Gravel General Permit 2017
Draft of the Modified Sand and Gravel General Permit – changes are shown in red text, unchanged moved text is shown in green.
https://ecology.wa.gov/draftmodifiedsandandgravelpermit-sept2017
Draft Notice of Intent (NOI) for 2015 Construction Stormwater Permit Reissuance
2015 Construction Stormwater Permit Reissuance Draft Notice of Intent (NOI) for comment.
https://ecology.wa.gov/draft2016noi
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