NPDES Stormwater Permit for City of Post Falls MS4 in Idaho
Transfer of permitting authority to Idaho. As of July 1, 2021, EPA has transferred authority to administer and enforce this permit to the Idaho Department of Environmental Quality. For more information, visit Idaho Pollutant Discharge Elimination System (IPDES) Program.
Below are EPA's National Pollutant Discharge Elimination System (NPDES) municipal separate storm sewer system (MS4) permit and supporting documents for the City of Post Falls, Idaho.
- Permit number: IDS028231
- Effective date: November 1, 2020
- Permit expires: September 30, 2025
NPDES Stormwater Permit, Post Falls MS4, Idaho, #IDS028231 (pdf)
Final stormwater permit.
NPDES Permit Fact Sheet, Post Falls MS4, Idaho, #IDS028231 (pdf)
Technical basis for permit.
Response to Comments on Draft NPDES Permit for Post Falls MS4, Idaho, #IDS028231 (pdf)
EPA's responses to public comments on its May 2020 draft permit.
Appendix B1: Stormwater Management Program Template, #IDS028231 (pdf)
Optional template for creating or revising Stormwater Management Program (SWMP) document.
Appendix B2: Annual Report Form, #IDS028231 (pdf)
Format for annual report. Due no later than December 1 of each year.