Power outages in Three Forks, MT
Live outages for Three Forks and the surrounding area, updated every 10 minutes. Three Forks has 1,920 residents.
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No live outage data for Three Forks yet.
Outage map
Three ForksGallatin County
Outage history in Gallatin County, which includes Three Forks
2014–2025 recordGallatin County averaged 10.7 significant outages a year in 2023–2025, about typical for Montana counties.
In the 12 months to December 2025, there were 16. Half were over within 1.5 hours; the longest lasted 11 hours, starting December 19, 2025.
The largest on record began August 29, 2024, with 12,843 customers out at once.
Outages are most common in October.
10.7significant 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.2.5 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 (July 2020)
12,843most 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. |
|---|---|---|---|
| August 29, 2024 | 12,843 | 3.5 hours | 44,947 |
| September 12, 2024 | 11,492 | 8.5 hours | 46,414 |
| October 16, 2022 | 11,296 | 3 hours | 28,659 |
| September 15, 2021 | 9,419 | 2.5 hours | 19,896 |
| September 24, 2025 | 8,289 | 1.5 hours | 9,675 |
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.