Cheboygan 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 | 451 hrs | 20,256 (84%) | Ice Storm |
| Jul 18, 2020 | 77 hrs | 11,121 (46%) | Thunderstorm Wind |
| Dec 16, 2021 | 92 hrs | 10,633 (44%) | High Wind |
| Nov 5, 2022 | 47 hrs | 6,000 (25%) | Unnamed event |
| Mar 11, 2021 | 7 hrs | 5,741 (24%) | Unnamed event |
Over the 12 years from 2014 to 2025, Cheboygan County recorded 704 distinct power outage events, averaging 4.1 hours per event.
The single worst outage on record in Cheboygan County started March 29, 2025 (Ice Storm), lasting 451 hours and leaving up to 20,256 customers without power (84% of the county) at its peak.
July has historically been the worst month for outages in Cheboygan County, with 88 events recorded during that month across the dataset.
Based on this history, Cheboygan County earns a Reliability Grade of F, placing it in the 3rd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Cheboygan County's outage profile
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Similar counties in Michigan
Counties with the closest reliability grade and national percentile to Cheboygan County.
| County | Grade | National percentile |
|---|---|---|
| Iosco County | F | 3rd |
| Arenac County | F | 3rd |
| Otsego County | F | 4th |
| Crawford County | F | 4th |
| Clare County | F | 2nd |
FAQ
How often does power go out in Cheboygan County?
Between 2014 and 2025, Cheboygan County recorded 704 outage events, averaging 4.1 hours each.
What is Cheboygan County's reliability grade?
Cheboygan County has a Reliability Grade of F, in the 3rd national percentile.
What was the worst power outage in Cheboygan County?
The worst outage on record started March 29, 2025 (Ice Storm), lasting 451 hours and affecting up to 20,256 customers.