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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ECY to Pend Oreille County regarding SEPA lead request

ECY response to Pend Oreille County Commissioners' letter requesting Ecology take the lead agency role in Environmental review of PacWest Silicon’s proposal

https://ecology.wa.gov/ecy-to-po-commissoners_lead-ag_july2018

Draft-EIS-Process

Steps in the state environmental review process for a draft EIS

https://ecology.wa.gov/draft-eis-process

Permitting Processes Flowchart September 2014

A flowchart that shows the local, state, and federal permitting processes for commercial shellfish aquaculture in Washington.

https://ecology.wa.gov/existing-permitting-processes-flowchart-september

FMF Rosman Unit Response to Comments

Collection of documents recording comments received for the permitting of the Fire Mountain Farms Rosman Unit biosolids facility.

https://ecology.wa.gov/fmf-rosman-roc

Ecology's response to Petition to Amend the Instream Flow Rule for the Spokane River & Spokane Valley Rathdrum Prairie (SVRP) Aquifer, (WAC 173-557; 173-555) 01/27/15

Ecology's response to Petition to Amend the Instream Flow Rule for the Spokane River & Spokane Valley Rathdrum Prairie (SVRP) Aquifer, WAC 173-557 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/ecology-s-response-to-petition-to-amend-the-instre

Federal Consistency Certification - Federal Approval

Submit this form to us if you are requesting a Coastal Zone Management Consistency determination for a project that requires federal approval.

https://ecology.wa.gov/federal-consistency-certification-federal-approv

Boatyard general permit FAQs

Answers to frequently asked questions about the Boatyard general permit

https://ecology.wa.gov/faqboatyard

Field Crop Information Template

Template for data required in CAFO Annual Reports

https://ecology.wa.gov/field-crop-information-template

Field Nutrient Budget Template

Template for submitting CAFO annual reports

https://ecology.wa.gov/field-nutrient-budget-template

Field Soil Sample Template

Template for submitting data to CAFO Annual Report

https://ecology.wa.gov/field-soil-sample-template

EPA Draft Instructions for completing Form 2A

EPA Draft Instructions for the Application for permit to discharge wastewater from Publicly Owned Treatment Works

https://ecology.wa.gov/form_2a_instructions

EPA Form 2B

Application for permit to discharge wastewater from concentrated animal feeding operations and aquatic animal production facilities.

https://ecology.wa.gov/form_2b

EPA Form 2C

Application for permit to discharge wastewater from existing manufacturing, commercial, mining, and silvicultural operations.

https://ecology.wa.gov/form_2c

Ecology's Submittal Letter to EPA (WAC 173-201A) 8/01/16

This is the Ecology's Submittal Letter to EPA for WAC 173-201A Water quality standards for surface waters of the state of Washington.

https://ecology.wa.gov/ecology-s-submittal-letter-to-epa-wac-173-201a-8

EPA Form 2D

Application for permit to discharge process wastewater from new sources and new discharges.

https://ecology.wa.gov/form_2d

EPA Form 2E

Application for facilities which do not discharge process wastewater.

https://ecology.wa.gov/form_2e

EPA Form 2F

Application for permit to discharge stormwater associated with industrial activity.

https://ecology.wa.gov/form_2f

Ecology SVRPA Project Technical Memorandum: Data Report (WAC 173-557; 173-555) 01/27/15

Ecology SVRPA Project Technical Memorandum: Data Report, 2005 “6 minute” Study, Spokane Valley Rathdrum Prairie Aquifer Area, Ecology Memorandum, December 13, 2005 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/ecology-svrpa-project-technical-memorandum-data-r

Final Technical Report, Spokane River Instream Flow Studies (WAC 173-557; 173-555) 01/27/15

Final Technical Report, Spokane River Instream Flow Studies, EES Consulting, May 2007 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/final-technical-report-spokane-river-instream-flo

2018-2023 Municipal permit recommendations from Stormwater Work Group

Overall recommendations for RSMP funding and administration through the permits, Recommendations for the S8.B Status and Trends Monitoring, Recommendations for S8.C Effectiveness Studies, and Recommendations for S8.D Source Identification and Diagnostic Monitoring.

https://ecology.wa.gov/finals8recommendations1june2016