NorthWestern Corporation

06/02/2021 | Press release | Distributed by Public on 06/02/2021 14:40

Planned power outage will impact NorthWestern Energy Cascade, Montana-area customers from 8 a.m. to noon June 3 Substation work will improve service reliably

Butte, Mont. - June 2, 2021 - NorthWestern Energy customers in the Cascade, Montana area will have a planned power outage from 8 a.m. to noon Thursday, June 3.

NorthWestern Energy crews will install protective coverings at the Mission substation to prevent animals from entering and causing future power outages. During the planned outage, crews will also make repairs to damage to the substation caused by an ice storm this winter.

Customers who will be impacted received an automated phone message.

We appreciate customers' patience during this planned power outage to allow the work to be completed safely, which will improve service reliability for the more than 1,100 customers served by the Mission substation.

For questions about this planned outage, call NorthWestern Energy at 888-467-2669.

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About NorthWestern Energy (Nasdaq: NWE)

NorthWestern provides electricity and / or natural gas to approximately 743,000 customers in Montana, South Dakota, and Nebraska. We have generated and distributed electricity in South Dakota and distributed natural gas in South Dakota and Nebraska since 1923 and have generated and distributed electricity and distributed natural gas in Montana since 2002. More information on NorthWestern is available on the company's website at

Media Contacts:
Jo Dee Black
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