McLean CountyPower Outage History
What this grade means
(How grades are calculated)Worse than average — more frequent or longer outages than most counties. This county's recorded history shows more frequent outages and/or longer restoration times than most US counties over the same 12-year period. If you live here, it's worth taking backup power more seriously than an average household would.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Mar 3, 2023 | 81 hrs | 2,655 (47%) | Strong Wind |
| Nov 5, 2022 | 8 hrs | 2,250 (40%) | Drought |
| Dec 11, 2021 | 44 hrs | 1,994 (36%) | Unnamed event |
| Jan 21, 2020 | <1 hr | 1,800 (32%) | Unnamed event |
| May 26, 2024 | 83 hrs | 1,596 (28%) | Tornado |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for McLean County, Kentucky that day.
Over the 12 years from 2014 to 2025, McLean County recorded 501 distinct power outage events, averaging 3.1 hours per event.
The single worst outage on record in McLean County started March 3, 2023 (Strong Wind), lasting 81 hours and leaving up to 2,655 customers without power (47% of the county) at its peak.
July has historically been the worst month for outages in McLean County, with 63 events recorded during that month across the dataset.
Based on this history, McLean County earns a Reliability Grade of D, placing it in the 31st percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Kentucky
Counties with the closest reliability grade and national percentile to McLean County.
| County | Grade | National percentile |
|---|---|---|
| Hopkins County | D | 31st |
| Monroe County | D | 31st |
| Trimble County | D | 31st |
| Logan County | D | 30th |
| Russell County | D | 31st |
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 McLean County?
Between 2014 and 2025, McLean County recorded 501 outage events, averaging 3.1 hours each.
What is McLean County's reliability grade?
McLean County has a Reliability Grade of D, in the 31st national percentile.
What was the worst power outage in McLean County?
The worst outage on record started March 3, 2023 (Strong Wind), lasting 81 hours and affecting up to 2,655 customers.