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 TC Energy - Northern Border Pipeline Company in Montana

Under National Pollutant Discharge Elimination System permit number MT-0030791, TC Energy - Northern Border Pipeline Company is authorized to discharge from locations along the Northern Border Gas Transmission Pipeline located within the exterior boundaries of the Fort Peck Indian Reservation, Valley and Roosevelt Counties, Montana, to waters of the United States located within the exterior boundaries of the Fort Peck Indian Reservation.

MT-0030791 TC Energy - Northern Border Pipeline NPDES Permit (pdf) (315.87 KB, September 6, 2022)
The NPDES permit.
MT-0030791 TC Energy - Northern Border Pipeline Statement of Basis (pdf) (1.55 MB, September 6, 2022)
The statement of basis for the NPDES permit.