Otter Tail County Power Outage History
2014–2025 · Minnesota
Average — typical outage frequency and duration nationally. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Jul 14, 2024 | 23 hrs | 13,256 (29%) | Thunderstorm Wind |
| May 13, 2022 | 23 hrs | 12,946 (29%) | Hail |
| Jun 9, 2020 | 13 hrs | 9,909 (22%) | Hail |
| Jun 20, 2022 | 65 hrs | 8,370 (19%) | Thunderstorm Wind |
| May 22, 2025 | 2 hrs | 6,049 (13%) | Thunderstorm Wind |
Over the 12 years from 2014 to 2025, Otter Tail County recorded 754 distinct power outage events, averaging 2.4 hours per event.
The single worst outage on record in Otter Tail County started July 14, 2024 (Thunderstorm Wind), lasting 23 hours and leaving up to 13,256 customers without power (29% of the county) at its peak.
July has historically been the worst month for outages in Otter Tail County, with 153 events recorded during that month across the dataset.
Based on this history, Otter Tail County earns a Reliability Grade of C, placing it in the 56th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Otter Tail County's outage profile
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Similar counties in Minnesota
Counties with the closest reliability grade and national percentile to Otter Tail County.
| County | Grade | National percentile |
|---|---|---|
| Washington County | C | 55th |
| Crow Wing County | C | 54th |
| Morrison County | C | 53rd |
| Carlton County | C | 50th |
| Sibley County | B | 62nd |
FAQ
How often does power go out in Otter Tail County?
Between 2014 and 2025, Otter Tail County recorded 754 outage events, averaging 2.4 hours each.
What is Otter Tail County's reliability grade?
Otter Tail County has a Reliability Grade of C, in the 56th national percentile.
What was the worst power outage in Otter Tail County?
The worst outage on record started July 14, 2024 (Thunderstorm Wind), lasting 23 hours and affecting up to 13,256 customers.