Update 8:35 p.m. – The power was restored to all customers about 7 p.m. Northwestern is continuing to investigate the cause.
Billings update. Power was restored at about 7 p.m. No word on cause but we appreciate the patience of our customers. BL
— NorthWestern Energy (@NWEinfo) September 11, 2018
BILLINGS- About 3,700 NorthWestern Energy customers lost power in Billings Monday evening.
Butch Larcombe, a utility spokesman, said NorthWestern is working to discover what caused the outage and does not have a time for when power will be restored.