Cherokee CountyPower Outage History
What this grade means
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 |
|---|---|---|---|
| Sep 27, 2024 | 255 hrs | 20,452 (46%) | Thunderstorm Wind |
| Jun 16, 2022 | 24 hrs | 12,546 (28%) | Thunderstorm Wind |
| Nov 8, 2025 | 1 hrs | 5,450 (12%) | Unnamed event |
| Oct 23, 2017 | 30 hrs | 4,511 (10%) | Tornado |
| May 22, 2020 | 27 hrs | 4,302 (10%) | Thunderstorm Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Cherokee County, South Carolina that day.
Over the 12 years from 2014 to 2025, Cherokee County recorded 314 distinct power outage events, averaging 3.3 hours per event.
The single worst outage on record in Cherokee County started September 27, 2024 (Thunderstorm Wind), lasting 255 hours and leaving up to 20,452 customers without power (46% of the county) at its peak.
July has historically been the worst month for outages in Cherokee County, with 45 events recorded during that month across the dataset.
Based on this history, Cherokee County earns a Reliability Grade of D, placing it in the 27th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in South Carolina
Counties with the closest reliability grade and national percentile to Cherokee County.
| County | Grade | National percentile |
|---|---|---|
| Lee County | D | 29th |
| Pickens County | D | 24th |
| Greenwood County | D | 23rd |
| Newberry County | D | 23rd |
| Aiken County | D | 32nd |
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 Cherokee County?
Between 2014 and 2025, Cherokee County recorded 314 outage events, averaging 3.3 hours each.
What is Cherokee County's reliability grade?
Cherokee County has a Reliability Grade of D, in the 27th national percentile.
What was the worst power outage in Cherokee County?
The worst outage on record started September 27, 2024 (Thunderstorm Wind), lasting 255 hours and affecting up to 20,452 customers.