Bamberg County Power Outage History
2014–2025 · South Carolina
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 |
|---|---|---|---|
| Oct 11, 2018 | 29 hrs | 5,097 (25%) | Tropical Storm Michael |
| Sep 27, 2024 | 140 hrs | 4,503 (22%) | Tropical Storm Helene |
| Apr 13, 2020 | 31 hrs | 4,252 (21%) | Thunderstorm Wind |
| Jun 24, 2022 | 12 hrs | 3,408 (17%) | Thunderstorm Wind |
| May 1, 2023 | 2 hrs | 3,135 (15%) | Unnamed event |
Over the 12 years from 2014 to 2025, Bamberg County recorded 437 distinct power outage events, averaging 2.8 hours per event.
The single worst outage on record in Bamberg County started October 11, 2018 (Tropical Storm Michael), lasting 29 hours and leaving up to 5,097 customers without power (25% of the county) at its peak.
June has historically been the worst month for outages in Bamberg County, with 62 events recorded during that month across the dataset.
Based on this history, Bamberg County earns a Reliability Grade of B, placing it in the 62nd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Bamberg County's outage profile
See more picks in our Best Small Power Stations (Under 1,000Wh) roundup.
Outage-prep kit
See our outage-prep guides.
Similar counties in South Carolina
Counties with the closest reliability grade and national percentile to Bamberg County.
| County | Grade | National percentile |
|---|---|---|
| Calhoun County | B | 60th |
| Clarendon County | C | 58th |
| Lexington County | B | 67th |
| Sumter County | C | 56th |
| Marlboro County | C | 55th |
FAQ
How often does power go out in Bamberg County?
Between 2014 and 2025, Bamberg County recorded 437 outage events, averaging 2.8 hours each.
What is Bamberg County's reliability grade?
Bamberg County has a Reliability Grade of B, in the 62nd national percentile.
What was the worst power outage in Bamberg County?
The worst outage on record started October 11, 2018 (Tropical Storm Michael), lasting 29 hours and affecting up to 5,097 customers.