Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

JavaScript appears to be disabled on this computer. Please click here to see any active alerts.

NPDES Permit for Warm Springs Wastewater Treatment Plant in Oregon

Below is EPA's National Pollutant Discharge Elimination System (NPDES) permit for the Warm Springs Wastewater Treatment Plant located on the Confederated Tribes of Warm Springs Reservation in Oregon.

Permit number: OR0032638
Effective date: July 1, 2021
Permit expires: June 30, 2026

NPDES Permit, Warm Springs WWTP, Oregon, #OR0032638 (pdf) (307.25 KB, May 13, 2021)
Final wastewater permit.
NPDES Permit Fact Sheet, Warm Springs WWTP, Oregon, #OR0032638 (pdf) (3.05 MB, March 2021)
Technical basis for March 2021 draft permit.