Electric utilities in South Carolina
Utilities with at least 100,000 residential customers on a single 2025 filing. Sorted by average monthly bill. A bundled filing and a delivery filing for the same company are not added together.
| Utility | Filing | ¢/kWh | Avg. monthly bill | Customers |
|---|---|---|---|---|
| Berkeley Electric Coop Inc | Bundled | 16.3 | $187 | 119,545 |
| Duke Energy Progress | Bundled | 14.1 | $170 | 143,884 |
| Dominion Energy South Carolina, Inc | Bundled | 16.4 | $169 | 712,679 |
| Duke Energy Carolinas, LLC | Bundled | 13.5 | $142 | 582,062 |
| South Carolina Public Service Authority | Bundled | 12.9 | $124 | 188,962 |