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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Olympic View Landfill - Draft Periodic Review

This is a draft of a five-year periodic review of site conditions at Olympic View Sanitary Landfill in Port Orchard, Washington.

https://ecology.wa.gov/olympic-view-landfill-draft-periodic-review

Petition Response General Permit Small Mining Jan 19 2018

Response letter to petition for general permit for small scale mining

https://ecology.wa.gov/petition-response-general-permit-for-small-mining

Upland fin-fish hatching and rearing general permit

This is the 2015 general permit issued for upland fin-fish hatching and rearing. It is a National Pollutant Discharge Elimination System (NPDES) and State Waste Discharge General Permit effective from April 1, 2016 until March 31, 2021.

https://ecology.wa.gov/permitfinal12152015

Coverage and Exemptions S1.A

This section describes the specific activities that require coverge and the exemptions.

https://ecology.wa.gov/permit-section-s1-a

Perry Pallet Functional Equivalent

Ecology finds Perry Pallet Mulch functionally equivalent to BMP C121 Mulching and BMP C235 Wattles.

https://ecology.wa.gov/perry-pallet

permitcoverages

This is a list of permitees and applicator coverages for the aquatic plant

https://ecology.wa.gov/permitcoverages

Part I - Introduction and Response to Comments on more than one permit

Western Washington Phase II Municipal Stormwater Permit 2012 Response to comments for permit effective Aug. 1, 2013 Part I

https://ecology.wa.gov/part1

Part III – Response to Comments on WWA Phase II Permit

Western Washington Phase II Municipal Stormwater Permit 2012 Response to comments for permit effective Aug. 1, 2013 Part III

https://ecology.wa.gov/part3

Part V – Response to Comments on Western Washington Appendix I and Low Impact Development

Western Washington Phase II Municipal Stormwater Permit 2012 Response to comments for permit effective Aug. 1, 2013 Part V

https://ecology.wa.gov/part5

Eastern Washington Phase II Municipal Stormwater Permit Response to Comments for Permit Effective August 1, 2014 (August 1, 2012)

Part I - Introduction and Response to Comments on More Than One Permit

https://ecology.wa.gov/part1-71caaf95f68adb3536079b0c62e89a8d

Eastern Washington Phase II Municipal Stormwater Permit Response to Comments for Permit Effective August 1, 2014 (August 1, 2012) Part II

Part II - Response to Comments on EWA Phase II Permit

https://ecology.wa.gov/part2

Dismissal Order for CSWGP

March 27, 2017 Dismissal Order

https://ecology.wa.gov/pchbdismissal3-27-17

Online formal draft presentation Sand and Gravel General Permit

PowerPoint presentaion on the new Sand and Gravel General Permit lanugage.

https://ecology.wa.gov/online-formal-draft-presentation

Appendix A: Response to Comments for Permit Effective August 1, 2013 (August 1, 2012) Part I

Part I - Introduction and Response to Comments on More than One Permit

https://ecology.wa.gov/part1-3b72a867300755e82388fdefa5b933c7

Formal Draft Workshop Presentation

This is a presentation of the Sand & Gravel General Permit Draft permit language (October 2015)

https://ecology.wa.gov/onlineformaldraftpresentation

Eastern WA Workshop and Hearing Presentation

Presentation slides for the workshop on the formal draft Eastern WA Phase II Municipal Stormwater General Permit

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

Appendix A: Response to Comments for Permit Effective August 1, 2013 (August 1, 2012) Part IV

Part IV - Response to Comments on the Phase I Permit

https://ecology.wa.gov/part4

Appendix A: Response to Comments for Permit Effective August 1, 2013 (August 1, 2012) Part V

Part V - Response to Comments on Western Washington Appendix I and Low Impact Development

https://ecology.wa.gov/part5-a34b5a3f5e2b9412ddd4eeb493f1d99a

Sand & Gravel General permit preliminary draft language

This is the preliminary draft language for the 2016-2021 Sand & Gravel general permit.

https://ecology.wa.gov/preliminarydraft

Prelimary Draft Sand and Gravel

Draft language for the for Sand and Gravel Permit. Includees Process Water, Stormwater, and Mine Dewatering Water Discharges Associated with Sand and Gravel Operations, Rock Quarries, and Similar Mining Facilities, Including Stockpiles of Mined Materials, Concrete Batch Operations and Hot Mix Asphalt Operations.

https://ecology.wa.gov/preliminarydraft-1