Gratiot CountyPower Outage History
What this grade means
Worse than average — more frequent or longer outages than most counties. This county's recorded history shows more frequent outages and/or longer restoration times than most US counties over the same 12-year period. If you live here, it's worth taking backup power more seriously than an average household would.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Oct 19, 2015 | 2 hrs | 5,344 (25%) | Unnamed event |
| Feb 24, 2016 | 35 hrs | 4,865 (23%) | Winter Storm |
| Sep 23, 2017 | 3 hrs | 4,855 (23%) | Unnamed event |
| Jun 23, 2015 | 3 hrs | 4,834 (23%) | Unnamed event |
| Sep 4, 2015 | 3 hrs | 4,826 (23%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Gratiot County, Michigan that day.
Over the 12 years from 2014 to 2025, Gratiot County recorded 368 distinct power outage events, averaging 5.0 hours per event.
The single worst outage on record in Gratiot County started October 19, 2015, lasting 2 hours and leaving up to 5,344 customers without power (25% of the county) at its peak.
June has historically been the worst month for outages in Gratiot County, with 46 events recorded during that month across the dataset.
Based on this history, Gratiot County earns a Reliability Grade of D, placing it in the 39th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Michigan
Counties with the closest reliability grade and national percentile to Gratiot County.
| County | Grade | National percentile |
|---|---|---|
| Shiawassee County | D | 36th |
| Dickinson County | C | 42nd |
| Menominee County | D | 35th |
| Kent County | D | 35th |
| Huron County | D | 35th |
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 Gratiot County?
Between 2014 and 2025, Gratiot County recorded 368 outage events, averaging 5.0 hours each.
What is Gratiot County's reliability grade?
Gratiot County has a Reliability Grade of D, in the 39th national percentile.
What was the worst power outage in Gratiot County?
The worst outage on record started October 19, 2015, lasting 2 hours and affecting up to 5,344 customers.