Warren CountyPower Outage History
2014–2025 · Indiana
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 |
|---|---|---|---|
| Jan 24, 2015 | 1 hrs | 885 (25%) | Unnamed event |
| Dec 15, 2022 | 6 hrs | 871 (24%) | Unnamed event |
| Jun 11, 2018 | 8 hrs | 780 (22%) | Unnamed event |
| Jul 13, 2020 | 4 hrs | 751 (21%) | Unnamed event |
| Mar 30, 2025 | 6 hrs | 748 (21%) | Thunderstorm Wind |
Over the 12 years from 2014 to 2025, Warren County recorded 200 distinct power outage events, averaging 3.3 hours per event.
The single worst outage on record in Warren County started January 24, 2015, lasting 1 hours and leaving up to 885 customers without power (25% of the county) at its peak.
June has historically been the worst month for outages in Warren County, with 33 events recorded during that month across the dataset.
Based on this history, Warren County earns a Reliability Grade of B, placing it in the 78th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Warren County's outage profile
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Read our mission →Similar counties in Indiana
Counties with the closest reliability grade and national percentile to Warren County.
| County | Grade | National percentile |
|---|---|---|
| Hamilton County | B | 78th |
| Parke County | B | 77th |
| Adams County | B | 77th |
| Clinton County | A | 80th |
| Ohio County | A | 80th |
Most reliable counties in Indiana
The top 3 counties in Indiana by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Cass County | A | 96th |
| Daviess County | A | 95th |
| Boone County | A | 95th |
Least reliable counties in Indiana
The bottom 3 counties in Indiana by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Brown County | F | 9th |
| Owen County | F | 12th |
| Crawford County | F | 14th |
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 Warren County?
Between 2014 and 2025, Warren County recorded 200 outage events, averaging 3.3 hours each.
What is Warren County's reliability grade?
Warren County has a Reliability Grade of B, in the 78th national percentile.
What was the worst power outage in Warren County?
The worst outage on record started January 24, 2015, lasting 1 hours and affecting up to 885 customers.