Butler CountyPower Outage History
What this grade means
Better than average — fewer or shorter outages than most counties. This county's outage history is better than the national median: recorded outages are less frequent and/or shorter in duration than a typical US county experienced over the same 12-year period. It isn't in the top tier nationally, but its track record points to lower-than-average outage risk.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Jun 13, 2022 | 53 hrs | 50,956 (30%) | Hail |
| Aug 11, 2017 | <1 hr | 26,785 (16%) | Unnamed event |
| Jun 23, 2016 | 15 hrs | 16,244 (10%) | Thunderstorm Wind |
| Nov 15, 2018 | 59 hrs | 16,015 (9%) | Ice Storm |
| Dec 15, 2020 | 4 hrs | 10,178 (6%) | Winter Weather |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Butler County, Ohio that day.
Over the 12 years from 2014 to 2025, Butler County recorded 1,217 distinct power outage events, averaging 2.5 hours per event.
The single worst outage on record in Butler County started June 13, 2022 (Hail), lasting 53 hours and leaving up to 50,956 customers without power (30% of the county) at its peak.
June has historically been the worst month for outages in Butler County, with 145 events recorded during that month across the dataset.
Based on this history, Butler County earns a Reliability Grade of B, placing it in the 71st percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Ohio
Counties with the closest reliability grade and national percentile to Butler County.
| County | Grade | National percentile |
|---|---|---|
| Defiance County | B | 71st |
| Medina County | B | 72nd |
| Fulton County | B | 69th |
| Huron County | B | 69th |
| Henry County | B | 73rd |
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 Butler County?
Between 2014 and 2025, Butler County recorded 1,217 outage events, averaging 2.5 hours each.
What is Butler County's reliability grade?
Butler County has a Reliability Grade of B, in the 71st national percentile.
What was the worst power outage in Butler County?
The worst outage on record started June 13, 2022 (Hail), lasting 53 hours and affecting up to 50,956 customers.