Madison County Power Outage History
2015–2025 · Kentucky
Better than average — fewer or shorter 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 |
|---|---|---|---|
| Jun 26, 2023 | 40 hrs | 17,075 (35%) | Hail |
| Nov 12, 2025 | 0 hrs | 15,398 (32%) | Unnamed event |
| Mar 3, 2023 | 73 hrs | 13,405 (28%) | High Wind |
| Sep 18, 2024 | 2 hrs | 9,366 (19%) | Unnamed event |
| Sep 27, 2024 | 53 hrs | 7,022 (14%) | Hurricane Helene |
Over the 11 years from 2015 to 2025, Madison County recorded 462 distinct power outage events, averaging 2.9 hours per event.
The single worst outage on record in Madison County started June 26, 2023 (Hail), lasting 40 hours and leaving up to 17,075 customers without power (35% of the county) at its peak.
July has historically been the worst month for outages in Madison County, with 59 events recorded during that month across the dataset.
Based on this history, Madison County earns a Reliability Grade of B, placing it in the 67th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Madison County's outage profile
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Outage-prep kit
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Similar counties in Kentucky
Counties with the closest reliability grade and national percentile to Madison County.
| County | Grade | National percentile |
|---|---|---|
| Franklin County | B | 67th |
| Mercer County | B | 67th |
| Larue County | B | 66th |
| Kenton County | B | 66th |
| Boyle County | B | 69th |
FAQ
How often does power go out in Madison County?
Between 2015 and 2025, Madison County recorded 462 outage events, averaging 2.9 hours each.
What is Madison County's reliability grade?
Madison County has a Reliability Grade of B, in the 67th national percentile.
What was the worst power outage in Madison County?
The worst outage on record started June 26, 2023 (Hail), lasting 40 hours and affecting up to 17,075 customers.