Abbeville CountyPower Outage History
What this grade means
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 |
|---|---|---|---|
| Sep 27, 2024 | 325 hrs | 9,954 (49%) | Tropical Storm |
| Sep 11, 2017 | 58 hrs | 6,694 (33%) | Tropical Storm Irma |
| Jun 22, 2019 | 35 hrs | 4,808 (24%) | Thunderstorm Wind |
| May 20, 2021 | 1 hrs | 3,518 (17%) | Unnamed event |
| Dec 18, 2019 | 2 hrs | 3,309 (16%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Abbeville County, South Carolina that day.
Over the 12 years from 2014 to 2025, Abbeville County recorded 671 distinct power outage events, averaging 3.3 hours per event.
The single worst outage on record in Abbeville County started September 27, 2024 (Tropical Storm), lasting 325 hours and leaving up to 9,954 customers without power (49% of the county) at its peak.
June has historically been the worst month for outages in Abbeville County, with 89 events recorded during that month across the dataset.
Based on this history, Abbeville County earns a Reliability Grade of F, placing it in the 15th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in South Carolina
Counties with the closest reliability grade and national percentile to Abbeville County.
| County | Grade | National percentile |
|---|---|---|
| Marion County | F | 14th |
| Anderson County | F | 14th |
| Spartanburg County | F | 12th |
| Dillon County | F | 12th |
| Oconee County | F | 19th |
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 Abbeville County?
Between 2014 and 2025, Abbeville County recorded 671 outage events, averaging 3.3 hours each.
What is Abbeville County's reliability grade?
Abbeville County has a Reliability Grade of F, in the 15th national percentile.
What was the worst power outage in Abbeville County?
The worst outage on record started September 27, 2024 (Tropical Storm), lasting 325 hours and affecting up to 9,954 customers.