Bartholomew CountyPower Outage History
What this grade means
Average — typical outage frequency and duration nationally. This county sits in the middle of the national distribution — its outage frequency and duration over the past 12 years are close to the nationwide median, neither notably better nor worse than most other US counties. A typical amount of backup-power preparedness is reasonable here.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| May 21, 2022 | 47 hrs | 19,615 (47%) | Thunderstorm Wind |
| Jun 18, 2025 | 46 hrs | 12,903 (31%) | Thunderstorm Wind |
| Nov 15, 2018 | 41 hrs | 9,306 (22%) | Ice Storm |
| Jun 29, 2023 | 15 hrs | 8,511 (20%) | Thunderstorm Wind |
| Apr 9, 2020 | 16 hrs | 7,412 (18%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Bartholomew County, Indiana that day.
Over the 12 years from 2014 to 2025, Bartholomew County recorded 497 distinct power outage events, averaging 3.0 hours per event.
The single worst outage on record in Bartholomew County started May 21, 2022 (Thunderstorm Wind), lasting 47 hours and leaving up to 19,615 customers without power (47% of the county) at its peak.
July has historically been the worst month for outages in Bartholomew County, with 59 events recorded during that month across the dataset.
Based on this history, Bartholomew County earns a Reliability Grade of C, placing it in the 51st percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Indiana
Counties with the closest reliability grade and national percentile to Bartholomew County.
| County | Grade | National percentile |
|---|---|---|
| Switzerland County | C | 51st |
| Randolph County | C | 51st |
| Blackford County | C | 52nd |
| Howard County | C | 50th |
| Lake County | C | 52nd |
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 Bartholomew County?
Between 2014 and 2025, Bartholomew County recorded 497 outage events, averaging 3.0 hours each.
What is Bartholomew County's reliability grade?
Bartholomew County has a Reliability Grade of C, in the 51st national percentile.
What was the worst power outage in Bartholomew County?
The worst outage on record started May 21, 2022 (Thunderstorm Wind), lasting 47 hours and affecting up to 19,615 customers.