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 Charlo Wastewater Treatment Facility in Montana

Under National Pollutant Discharge Elimination System permit number MT-0022551, the Charlo Wastewater Treatment Facility is authorized to discharge from its wastewater treatment facility located on the Flathead Reservation at 47.4294° N and 114.1756° W, in Lake County, Montana , to an unnamed tributary to Dublin Gulch.

MT0022551 Charlo Wastewater Treatment Facility NPDES Final Permit (pdf) (259.41 KB, May 29, 2019)
MT0022551 Charlo Wastewater Treatment Facility NPDES Statement of Basis for Final Permit (pdf) (169.09 KB, December 2018)