Oldham 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 | 140 hrs | 14,419 (49%) | High Wind |
| Mar 1, 2017 | 19 hrs | 14,118 (48%) | Thunderstorm Wind |
| Nov 12, 2025 | 0 hrs | 12,161 (42%) | Unnamed event |
| Jul 23, 2017 | 1 hrs | 11,968 (41%) | Unnamed event |
| Jun 26, 2023 | 40 hrs | 10,892 (37%) | Hail |
Over the 12 years from 2014 to 2025, Oldham County recorded 562 distinct power outage events, averaging 4.4 hours per event.
The single worst outage on record in Oldham County started March 3, 2023 (High Wind), lasting 140 hours and leaving up to 14,419 customers without power (49% of the county) at its peak.
July has historically been the worst month for outages in Oldham County, with 97 events recorded during that month across the dataset.
Based on this history, Oldham County earns a Reliability Grade of D, placing it in the 28th percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Kentucky
Counties with the closest reliability grade and national percentile to Oldham County.
| County | Grade | National percentile |
|---|---|---|
| Allen County | D | 27th |
| Bracken County | D | 26th |
| Anderson County | D | 26th |
| Wayne County | D | 29th |
| Grayson County | D | 29th |
FAQ
How often does power go out in Oldham County?
Between 2014 and 2025, Oldham County recorded 562 outage events, averaging 4.4 hours each.
What is Oldham County's reliability grade?
Oldham County has a Reliability Grade of D, in the 28th national percentile.
What was the worst power outage in Oldham County?
The worst outage on record started March 3, 2023 (High Wind), lasting 140 hours and affecting up to 14,419 customers.