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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Response to Comments (Appendix D from permit Fact Sheets)

This is the response to comments received on the draft permits. This document is a copy of Appendix D which is found in each of the Permit Fact Sheets located PARIS database.

https://ecology.wa.gov/responsetocomments

PSNGP Annual Report Instructions-Year1

Instructions for Puget Sound Nutrient General Permit holders to submit their Annual Reports for Year 1.

https://ecology.wa.gov/psngpannualreportinstructions-year1

Previous Water Treatment Plant General Permit 2009

This is the previous Water Treatment Plant General Permit from 2009.

https://ecology.wa.gov/previous-water-treatment-plant-general-permit-2009

Previous Water Treatment Plant General Permit Fact Sheet 2009

This is the previous Water Treatment Plant General Permit fact sheet from 2009.

https://ecology.wa.gov/previous-water-treatment-plant-general-permit-2014

Redline 2018 Sand & Gravel general permit

This is the draft 2018 Sand & Gravel general permit language with redline edits.

https://ecology.wa.gov/redline-2018-general-permit

RECURO - Bioretention system

Ecology finds RECURO - bioretention planter system functionally equivalent to a bioretnetion planter or planter box.

https://ecology.wa.gov/recuro-bioretention-system

Rolanka BioDSiltTrap

the Rolanka BioDSiltTrap is functionally equivalent to BMP C235.

https://ecology.wa.gov/rolanka-biodsilttrap

Recommendation to Deny SIZ application memo

Memo: recommendation to deny Sediment Impact Zone applications as impacts of the discharge prohibit Sediment Impact Zone authorization and cannot be addressed via permit conditions.

https://ecology.wa.gov/recommendation-to-deny-siz-application

Recommendation to Deny WGHOGA permit application

Memo: Recommendation to deny WGHOGA NPDES permit application as impacts of the discharge prohibit Sediment Impact Zone authorization and cannot be addressed via permit conditions.

https://ecology.wa.gov/recommendation-to-deny-wghoga-permit

Response to Comments - Final Determination

This is the response to comments from the comment period held for the tentative determination of the permit application.

https://ecology.wa.gov/response-to-comments-final-determination

Q&A MS4

questions and answers from planning meeting.

https://ecology.wa.gov/q-a

Formal draft Western WA permits workshops and public hearings presentation

Presentation slides for the workshop on the formal draft Western Washington Municipal Stormwater general permits

https://ecology.wa.gov/presentation-slides-for-western-wa

Phase I Municipal Stormwater Permit Guidance for Structural Stormwater Control Program

Draft Fact Sheet Language and Guidance for Special Condition S5.C.6 and Appendix 11 as proposed for preliminary review and comment October 3, 2017 (Revised October 24, 2017).

https://ecology.wa.gov/rev1prelimstructuralswcontrolspkg101717-pdf

RC preliminary draft presentation 2015 for the Sand and Gravel General Permit

This is a presentation on concrete recycling and the preliminary draft presentation 2015 for the Sand and Gravel General Permit.

https://ecology.wa.gov/rc-preliminary-draft-presentation2015

Recycled concretes preliminary language Sand and Gravel General Permit.

This shows the preliminary draft language for concrete recycling for the Sand and Gravel General Permit.

https://ecology.wa.gov/recycled-concrete-preliminary-language

Sand & Gravel General Permit Preliminary Draft Concrete Recycling Language

This shows proposed preliminary draft language for the 2016-2021 Sand & Gravel General Permit related to recycled concrete.

https://ecology.wa.gov/recycledconcretepreliminarylanguage

Sand & Gravel General Permit response to comments

Addendum to Fact Sheet Appendix A: Sand and Gravel General Permit Response to Comments

https://ecology.wa.gov/responsetocomments-1e84209a9886297787ffae53a57aedf5

Draft Revised Portable Completion Form

Draft Revised Portable Completion of Operation Notice (ECY 070-30) Form

https://ecology.wa.gov/revised070-30completionoperations

Draft Revised Portable Beginning Form

Draft Revised Portable Beginning of Operation Notice (ECY 070-36) Form

https://ecology.wa.gov/revised070-36beginningoperations

2018 Pretreatment Plan for RJ Seafoods

2018 pretreatment plans on control for commercial clam beds in Willapa Bay for RJ Seafoods.

https://ecology.wa.gov/rj-seafoods-2018-pretreatment-plan