Otsego County Power Outage History
2014–2025 · Michigan
Bottom 20% least reliable nationally — frequent and/or long outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Mar 29, 2025 | 448 hrs | 17,912 (79%) | Ice Storm |
| May 20, 2022 | 38 hrs | 6,591 (29%) | Tornado |
| Dec 16, 2021 | 80 hrs | 5,722 (25%) | High Wind |
| Aug 2, 2015 | 49 hrs | 5,112 (23%) | Thunderstorm Wind |
| Aug 7, 2025 | 3 hrs | 3,737 (17%) | Unnamed event |
Over the 12 years from 2014 to 2025, Otsego County recorded 680 distinct power outage events, averaging 3.6 hours per event.
The single worst outage on record in Otsego County started March 29, 2025 (Ice Storm), lasting 448 hours and leaving up to 17,912 customers without power (79% of the county) at its peak.
November has historically been the worst month for outages in Otsego County, with 78 events recorded during that month across the dataset.
Based on this history, Otsego County earns a Reliability Grade of F, placing it in the 4th percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Michigan
Counties with the closest reliability grade and national percentile to Otsego County.
| County | Grade | National percentile |
|---|---|---|
| Cheboygan County | F | 3rd |
| Crawford County | F | 4th |
| Iosco County | F | 3rd |
| Arenac County | F | 3rd |
| Clare County | F | 2nd |
FAQ
How often does power go out in Otsego County?
Between 2014 and 2025, Otsego County recorded 680 outage events, averaging 3.6 hours each.
What is Otsego County's reliability grade?
Otsego County has a Reliability Grade of F, in the 4th national percentile.
What was the worst power outage in Otsego County?
The worst outage on record started March 29, 2025 (Ice Storm), lasting 448 hours and affecting up to 17,912 customers.