This is a fact sheet for the 2015 Upland Fin-fish Hatching and Rearing General Permit. This fact sheet explains the nature of the discharges covered by the general permit, our decisions on limiting the pollutants in the wastewater, and the regulatory and technical bases for those decisions.

This is the Fresh Fruit Packing General Permit fact sheet from 2016.

Submit this form to us when requesting a Coastal Zone Management Consistency determination for a federally funded project.

This is the Fresh Fruit Packing General Permit from 2016.

This fact sheet is a companion document to the draft revised Concentrated Animal Feeding Operation General (CAFO) National Pollutant Discharge Elimination System (NPDES) and State Waste Discharge General Permit (combined permit) and the draft CAFO State Waste General Permit (state permit). It provides the legal and technical basis for permit issuance or reissuance required in Washington Administra

Corrections and Clarifications for the Aquatic Noxious Weed Control NPDES General Permit.

Western Washington Phase II Municipal Stormwater Permit 2014 Modification Statement of Basis

Letter to WGHOGA stating our final determination to deny the NPDES permit application.

Corrections and Clarifications on the Zostera japonica Management General Permit.

Fact Sheet for October 2011 Draft Permit (November 2011)

Eastern Washington Phase II Permit Timelines Overview (2014-2019)

Current permit, effective 2014-2019

This is the detailed explanation of the authority and defensibility of the Construction Stormwater General Permit. This fact sheet is a companion document to the draft revised National Pollutant Discharge Elimination System (NPDES) and State Waste Discharge General Permit for Stormwater Discharges Associated with Construction Activity (Construction Stormwater General Permit).

December 21, 2016 Fact Sheet Addendum for the CSWGP Modification

Instructions on how to use your own data and add it to our Excel sheet. This is an alternative to using the reporting form.

Use this Excel spreadsheet to organize and submit your comments on the draft Municipal Stormwater General Permits

Phase I Municipal Stormwater Permit Fact Sheet for 2016 Modification

Fact Sheet for October 2011 Draft Permit (November 2011)

This shows the 2016-2020 permit prior to the appeal and modification in 2017.

2005 detailed explanation of the Construction Stormwater General Permit.