Osceola 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 |
|---|---|---|---|
| Sep 7, 2021 | 55 hrs | 9,451 (46%) | Hail |
| Aug 27, 2024 | 71 hrs | 8,368 (41%) | Thunderstorm Wind |
| Dec 24, 2015 | 84 hrs | 6,899 (34%) | Unnamed event |
| Dec 16, 2021 | 75 hrs | 6,719 (33%) | Unnamed event |
| Dec 26, 2025 | 117 hrs | 4,899 (24%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Osceola County, Michigan that day.
Over the 12 years from 2014 to 2025, Osceola County recorded 576 distinct power outage events, averaging 4.4 hours per event.
The single worst outage on record in Osceola County started September 7, 2021 (Hail), lasting 55 hours and leaving up to 9,451 customers without power (46% of the county) at its peak.
June has historically been the worst month for outages in Osceola County, with 59 events recorded during that month across the dataset.
Based on this history, Osceola County earns a Reliability Grade of F, placing it in the 18th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Michigan
Counties with the closest reliability grade and national percentile to Osceola County.
| County | Grade | National percentile |
|---|---|---|
| Kalamazoo County | F | 17th |
| St. Clair County | F | 17th |
| Barry County | F | 16th |
| Lapeer County | F | 16th |
| Calhoun County | F | 16th |
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 Osceola County?
Between 2014 and 2025, Osceola County recorded 576 outage events, averaging 4.4 hours each.
What is Osceola County's reliability grade?
Osceola County has a Reliability Grade of F, in the 18th national percentile.
What was the worst power outage in Osceola County?
The worst outage on record started September 7, 2021 (Hail), lasting 55 hours and affecting up to 9,451 customers.