Rates by state / South Carolina / South Carolina Public Service Authority
State · 188,962 residential customers
South Carolina Public Service Authority electricity rates
Residential customers paid an average of 12.9¢ per kWh in 2025, 17% below the South Carolina average of 15.6¢ for the latest 12 months.
Average rate
12.9¢/kWh
2025, all residential revenue ÷ kWh
Average bill
$124/mo
At 959 kWh a month
1-year change
+13.4%
5 years: +12.8%
Average rate by year
202011.4¢
202111.3¢
202211.3¢
202311.4¢
202411.4¢
202512.9¢
South Carolina Public Service Authority bill at different usage levels
Estimated monthly bill at South Carolina Public Service Authority's 2025 average rate of 12.9¢ per kWh. Actual bills vary with your plan, fixed charges and taxes.
| Monthly use | South Carolina Public Service Authority | South Carolina average |
|---|---|---|
| 500 kWh | $65 | $78 |
| 750 kWh | $97 | $117 |
| 1,000 kWh (about average here) | $129 | $156 |
| 1,500 kWh | $194 | $235 |
| 2,000 kWh | $258 | $313 |
Other utilities in South Carolina
| Utility | Customers | Rate |
|---|---|---|
| Dominion Energy South Carolina, Inc | 712,679 | 16.4¢ |
| Duke Energy Carolinas, LLC | 582,062 | 13.5¢ |
| Duke Energy Progress - (NC) | 143,884 | 14.1¢ |
| Berkeley Electric Coop Inc | 119,545 | 16.3¢ |
| Horry Electric Coop Inc | 91,545 | 13.8¢ |
| Palmetto Electric Coop Inc | 69,848 | 14.4¢ |
| Blue Ridge Electric Coop Inc - (SC) | 68,647 | 19.8¢ |
| York Electric Coop Inc | 66,369 | 13.7¢ |
South Carolina Public Service Authority: common questions
- How much does South Carolina Public Service Authority charge per kWh?
- South Carolina Public Service Authority residential customers paid an average of 12.9¢ per kWh in 2025, counting all charges, according to EIA Form 861 data.
- What is the average South Carolina Public Service Authority electric bill?
- The average South Carolina Public Service Authority household used 959 kWh a month in 2025, which works out to about $124 a month at the average rate.
- Is South Carolina Public Service Authority cheaper than other utilities in South Carolina?
- South Carolina Public Service Authority's average rate is 17% below the South Carolina average of 15.6¢. 5 of 29 utilities in South Carolina have a lower average rate.
- Did South Carolina Public Service Authority raise rates?
- South Carolina Public Service Authority's average residential rate changed +13.4% from 2024 to 2025 and +12.8% since 2020.
- Is my South Carolina Public Service Authority bill too high?
- Enter the kWh and amount from your bill in the free bill check on AverageElectricBill.com. It compares your use with similar South Carolina homes and your rate with South Carolina Public Service Authority's average.
Got a South Carolina Public Service Authority bill?
Check my billSource: U.S. EIA Form EIA-861, 2025 final data.