Power outages in Superior, MT
Live outages for Superior and the surrounding area, updated every 10 minutes. Superior has 935 residents.
Right now
No live outage data for Superior yet.
Outage map
SuperiorMineral County
Outage history in Mineral County, which includes Superior
2014–2025 recordMineral County averaged 8.3 significant outages a year in 2023–2025, about typical for Montana counties.
In the 12 months to December 2025, there were 12. Half were over within 3.5 hours; the longest lasted 2.4 days, starting December 18, 2025.
The largest on record began December 17, 2025, with 5,763 customers out at once.
Outages are most common in December.
8.3significant outages a year (2023–2025)
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At least 1% of the area's customers, and at least 100, without power at the same time. Outages less than 6 hours apart count as one.3 hourstypical (median) length
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Half of significant outages here ended sooner than this, and half lasted longer.2.4 dayslongest on record (December 2025)
5,763most customers out at once
| Largest events (start) | Peak out | LastediHow long this area stayed at or above the significant-outage line, not how long any one home was without power. | Customer-hoursiCustomers out multiplied by hours out, added up over the event. 1,000 customers out for 3 hours is 3,000 customer-hours. |
|---|---|---|---|
| December 17, 2025 | 5,763 | 18 hours | 56,803 |
| December 18, 2025 | 3,285 | 2.4 days | 73,536 |
| February 26, 2021 | 3,207 | 18 hours | 17,941 |
| July 25, 2024 | 2,867 | 18 hours | 35,192 |
| May 7, 2025 | 2,463 | 6 hours | 12,148 |
Recorded outages from EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0).i
From EAGLE-I, Oak Ridge National Laboratory's record of utility outage data every 15 minutes since 2014 (CC BY 4.0). It covered about 9 in 10 U.S. customers.