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NPDES Permit for City of Winchester Wastewater Treatment Plant in Idaho

Below is EPA's National Pollutant Discharge Elimination System (NPDES) permit for the Winchester Wastewater Treatment Plant on the Nez Perce Reservation in Idaho.

Permit number: ID0020184
Effective date: October 1, 2020
Permit expires: September 30, 2025

NPDES Permit, City of Winchester WWTP, Idaho, #ID0020184 (pdf) (783.13 KB, August 13, 2020)
Final wastewater permit.
NPDES Permit Fact Sheet, City of Winchester WWTP, Idaho, #ID0020184 (pdf) (1.8 MB, January 2020)
Technical basis for January 2020 draft permit.
Response to Comments on Draft NPDES Permit for City of Winchester WWTP, Idaho, #ID0020184 (pdf) (196.01 KB, June 8, 2020)
EPA's responses to public comments on the January 2020 draft permit.