South Carolina power outages in 2024
South Carolina customers averaged 3,155.0 minutes (52 h 35 min) without power in 2024, rank 1 of 51 and above the 297-minute median. Major event days made up 96% of those minutes.
- All events
- 3,155.0 min
- Excl. major event days
- 115.9 min
- Outages per customer
- 2.37
- Customers counted
- 2,777,406
Outages here run long, so it's worth pricing a home standby generator alongside a battery. Never run a fuel generator indoors or in a garage.
Utility breakdown, 2024
22 utilities reported IEEE-standard reliability data in South Carolina for 2024. The five largest by customers:
| Utility | Type | Customers | Outage min, all events | Excl. major events |
|---|---|---|---|---|
| Dominion Energy South Carolina, Inc | Investor-owned | 816,766 | 1,908.5 | 80.6 |
| Duke Energy Carolinas, LLC | Investor-owned | 670,391 | 7,803.7 | 179.6 |
| South Carolina Public Service Authority | State | 211,845 | 58.4 | 55.2 |
| Duke Energy Progress - (NC) | Investor-owned | 177,876 | 262.6 | 125.7 |
| Berkeley Electric Coop Inc | Co-op | 130,042 | 293.3 | 88.9 |
Trend since 2013
Highest year: 2024 (3,155 min). Lowest: 2013 (118 min). Outage minutes swing widely from year to year because big storms dominate the total.
| Year | Avg outage minutes (all events) |
|---|---|
| 2013 | 117.7 |
| 2014 | 787.0 |
| 2015 | 234.3 |
| 2016 | 1,698.8 |
| 2017 | 386.9 |
| 2018 | 488.6 |
| 2019 | 338.2 |
| 2020 | 332.6 |
| 2021 | 122.9 |
| 2022 | 302.4 |
| 2023 | 169.8 |
| 2024 | 3,155.0 |
Customer-weighted average of utilities reporting under the IEEE standard each year. Our 2024 figure matches EIA's own state total exactly; earlier years may cover a different set of utilities.
How much came from major storms
In 2024, 3,039.1 of South Carolina's 3,155.0 outage minutes (96%) fell on major event days, the large storm-driven outages that utilities report separately. On a normal day, customers averaged 115.9 minutes for the year.
State and utility incentives
- South Carolina gives an income tax credit of 25% of the cost to buy and install a solar energy system on a home you own, capped at $3,500 per facility or 50% of your state tax liability per year, whichever is less. Unused credit carries forward up to 10 years. Claim it on Schedule TC-38. Source: SC Department of Revenue, Tax Credits & Forms (credit 038), accessed October 23, 2026.
- Eligibility details and FAQ. Source: SC Revenue Ruling #24-2, Solar Energy Credit, accessed October 23, 2026.
Programs change. Confirm terms with the program before you buy.