Otsego CountyPower Outage History
What this grade means
Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.
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 |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Otsego County, Michigan that day.
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).
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 |
Most reliable counties nationally
The top 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | South Dakota | A | 100th |
| Clearwater County | Minnesota | A | 99th |
| Limestone County | Alabama | A | 99th |
Least reliable counties nationally
The bottom 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | West Virginia | F | 0th |
| Lincoln County | West Virginia | F | 0th |
| Cameron Parish | Louisiana | F | 0th |
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.