Beaufort 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 |
|---|---|---|---|
| Sep 27, 2024 | 119 hrs | 55,188 (17%) | Tornado |
| Mar 29, 2023 | 4 hrs | 54,600 (17%) | Thunderstorm Wind |
| Oct 7, 2016 | 20 hrs | 47,989 (15%) | Tropical Storm |
| Oct 8, 2016 | 185 hrs | 47,719 (15%) | Tropical Storm |
| Sep 11, 2017 | 82 hrs | 37,719 (12%) | Tropical Storm |
Over the 12 years from 2014 to 2025, Beaufort County recorded 1,091 distinct power outage events, averaging 2.1 hours per event.
The single worst outage on record in Beaufort County started September 27, 2024 (Tornado), lasting 119 hours and leaving up to 55,188 customers without power (17% of the county) at its peak.
August has historically been the worst month for outages in Beaufort County, with 136 events recorded during that month across the dataset.
Based on this history, Beaufort County earns a Reliability Grade of B, placing it in the 69th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Beaufort County's outage profile
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Similar counties in South Carolina
Counties with the closest reliability grade and national percentile to Beaufort County.
| County | Grade | National percentile |
|---|---|---|
| Charleston County | B | 69th |
| Barnwell County | B | 68th |
| Lancaster County | B | 68th |
| Lexington County | B | 67th |
| Georgetown County | B | 72nd |
FAQ
How often does power go out in Beaufort County?
Between 2014 and 2025, Beaufort County recorded 1,091 outage events, averaging 2.1 hours each.
What is Beaufort County's reliability grade?
Beaufort County has a Reliability Grade of B, in the 69th national percentile.
What was the worst power outage in Beaufort County?
The worst outage on record started September 27, 2024 (Tornado), lasting 119 hours and affecting up to 55,188 customers.