Leslie CountyPower Outage History
What this grade means
(How grades are calculated)Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Apr 13, 2020 | 73 hrs | 5,520 (98%) | Thunderstorm Wind |
| Nov 8, 2025 | 4 hrs | 4,718 (84%) | Unnamed event |
| Apr 16, 2020 | 31 hrs | 4,431 (78%) | Strong Wind |
| May 26, 2024 | 106 hrs | 3,582 (63%) | Thunderstorm Wind |
| Mar 16, 2015 | <1 hr | 3,517 (62%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Leslie County, Kentucky that day.
Over the 12 years from 2014 to 2025, Leslie County recorded 1,238 distinct power outage events, averaging 5.4 hours per event.
The single worst outage on record in Leslie County started April 13, 2020 (Thunderstorm Wind), lasting 73 hours and leaving up to 5,520 customers without power (98% of the county) at its peak.
July has historically been the worst month for outages in Leslie County, with 148 events recorded during that month across the dataset.
Based on this history, Leslie County earns a Reliability Grade of F, placing it in the 0th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Kentucky
Counties with the closest reliability grade and national percentile to Leslie County.
| County | Grade | National percentile |
|---|---|---|
| Lawrence County | F | 1st |
| Knott County | F | 2nd |
| Martin County | F | 2nd |
| Carter County | F | 3rd |
| Letcher County | F | 4th |
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 Leslie County?
Between 2014 and 2025, Leslie County recorded 1,238 outage events, averaging 5.4 hours each.
What is Leslie County's reliability grade?
Leslie County has a Reliability Grade of F, in the 0th national percentile.
What was the worst power outage in Leslie County?
The worst outage on record started April 13, 2020 (Thunderstorm Wind), lasting 73 hours and affecting up to 5,520 customers.