City of Orangeburg - (SC)
Municipal electric utility · South Carolina · #624 of 3,199 U.S. utilities by customers · EIA utility #14164
City of Orangeburg - (SC) is a municipal electric utility serving 24,572 customers in South Carolina. In 2025 it sold 711 gigawatt-hours of electricity for $91.41M in revenue, an average realized rate of 12.86¢ per kWh across all customer classes and 15.18¢ per kWh for residential customers. Its reported service territory covers 1 counties. EIA records its activities as: generation, transmission, buying transmission, distribution, bundled.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 20,682 | 268 | $40.65M | 15.18¢ | |
| Commercial | 3,756 | 148 | $20.04M | 13.51¢ | |
| Industrial | 134 | 295 | $30.73M | 10.42¢ | |
| Total | 24,572 | 711 | $91.41M | 12.86¢ |
Average realized rate = revenue divided by sales as reported on EIA Form 861. It blends fixed charges, demand charges and riders into one per-kWh figure; it is not the utility's tariff rate. Estimated residential bill assumes the average residential customer's actual 2025 usage (1,079 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 24,601 | 783 | $73.75M | 11.84¢ |
| 2022 | 24,598 | 762 | $80.30M | 12.36¢ |
| 2023 | 24,524 | 744 | $90.15M | 14.43¢ |
| 2024 | 24,461 | 747 | $93.81M | 15.49¢ |
| 2025 | 24,572 | 711 | $91.41M | 15.18¢ |
Reliability (2025)
Average outage time (SAIDI): 224 minutes per customer per year
Average outages (SAIFI): 1.83 per customer
Average restoration time (CAIDI): 122 minutes
As reported for South Carolina under the IEEE standard, with major event days included where the standard reports them. Lower is better; see the reliability rankings.
Energy supply (2025)
Net generation: 711 GWh
Wholesale power purchased: — GWh
Winter peak demand: 140 MW
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 24,572 meters
Customer-sited generation (net metering): 144 installations, 2.2 MW of capacity
Counties served
Orangeburg, SC
Other large utilities in South Carolina
- Dominion Energy South Carolina, Inc - 824,270 customers, residential 16.41¢
- South Carolina Public Service Authority - 219,897 customers, residential 12.91¢
- Berkeley Electric Coop Inc - 138,073 customers, residential 16.32¢
- Horry Electric Coop Inc - 103,949 customers, residential 13.83¢
- Palmetto Electric Coop Inc - 81,863 customers, residential 14.39¢
- Blue Ridge Electric Coop Inc - (SC) - 74,014 customers, residential 19.82¢
- York Electric Coop Inc - 71,541 customers, residential 13.68¢
- Laurens Electric Coop, Inc - 66,192 customers, residential 15.62¢
All South Carolina utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #14164 in the EIA frame.