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Important Message  Due to a system maintenance scheduled to begin at 6pm on Thursday, November 14th, our Contact Centers will be staffed for emergency purposes only on Friday, November 15th and our Walk-in Offices will be closed on Friday, November 15th. Normal business hours will resume on Monday, November 18th. Access to Online Customer Care services will be unavailable during this system maintenance.

Outage Planned in Bonner, East Missoula and Clinton Areas on Dec. 12

Dec 08, 2016

Butte, Mont. – Dec. 8, 2016 – A brief planned power outage in the late evening of Monday Dec. 12, 2016 will affect NorthWestern Energy customers in the Bonner, East Missoula and Clinton areas.

The outage, which will affect about 2,500 customers, is scheduled to begin at 10:30 p.m. and last about 30 minutes.

The outage will allow NorthWestern crews to safely make necessary equipment changes in the substation. We apologize for any inconvenience this outage may cause customers.

In the case of extreme cold, this outage may be postponed. NorthWestern will attempt to share news of a postponement via the media, and also on Facebook and Twitter.  

To keep abreast of outages and other NorthWestern Energy events, follow us on Facebook or on Twitter (@NorthWestern_MT).

About NorthWestern Energy
NorthWestern Energy provides electricity and natural gas in the Upper Midwest and Northwest, serving approximately 701,000 customers in Montana, South Dakota and Nebraska.  More information on NorthWestern Energy is available on the company's website at

Media Contact:
Butch Larcombe
(866) 622-8081

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