Hart County Power Outage History
2014–2025 · Kentucky
Worse than average — more frequent or longer outages than most counties. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Mar 3, 2023 | 147 hrs | 7,655 (70%) | High Wind |
| Jun 26, 2023 | 56 hrs | 7,121 (65%) | Thunderstorm Wind |
| Oct 17, 2018 | 2 hrs | 3,127 (28%) | Unnamed event |
| Dec 19, 2016 | 10 hrs | 3,124 (28%) | Unnamed event |
| Nov 12, 2025 | 0 hrs | 3,057 (28%) | Unnamed event |
Over the 12 years from 2014 to 2025, Hart County recorded 410 distinct power outage events, averaging 3.1 hours per event.
The single worst outage on record in Hart County started March 3, 2023 (High Wind), lasting 147 hours and leaving up to 7,655 customers without power (70% of the county) at its peak.
June has historically been the worst month for outages in Hart County, with 51 events recorded during that month across the dataset.
Based on this history, Hart County earns a Reliability Grade of D, placing it in the 33rd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Hart County's outage profile
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Similar counties in Kentucky
Counties with the closest reliability grade and national percentile to Hart County.
| County | Grade | National percentile |
|---|---|---|
| Harlan County | D | 32nd |
| Pulaski County | D | 33rd |
| Robertson County | D | 33rd |
| Russell County | D | 31st |
| Hopkins County | D | 31st |
FAQ
How often does power go out in Hart County?
Between 2014 and 2025, Hart County recorded 410 outage events, averaging 3.1 hours each.
What is Hart County's reliability grade?
Hart County has a Reliability Grade of D, in the 33rd national percentile.
What was the worst power outage in Hart County?
The worst outage on record started March 3, 2023 (High Wind), lasting 147 hours and affecting up to 7,655 customers.