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NPDES Permit for Orofino Wastewater Treatment Plant on the Nez Perce Reservation

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

Permit number: ID0020150
Effective date: February 1, 2022
Permit expires: January 31, 2027

NPDES Permit, City of Orofino Wastewater Treatment Plant in Idaho, #ID0020150 (pdf) (282.78 KB, November 29, 2021)
Final wastewater permit.
NPDES Permit Fact Sheet, City of Orofino Wastewater Treatment Plant, Idaho, #ID0020150 (pdf) (852.5 KB, March 2021)
Response to Comments on Draft NPDES Permit for City of Orofino Wastewater Treatment Plant in Idaho, #ID0020150 (pdf) (155.07 KB, November 2021)
EPA's responses to public comments on the March 2021 draft permit.