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South Carolina Public Service Authority
South Carolina Public Service Authority served 188,962 residential customers in South Carolina in 2025 (7.2% of the state's residential customers), the 3rd largest of 29 utilities reporting there. Bundled service; ownership: state; balancing authority SC.
The meter, one average month.
Scroll to run 30 days of South Carolina Public Service Authority's average residential use through a five-dial register.
- Used so far
- 959 kWh
- At 12.91¢/kWh
- $124
Price ruler0 to 50¢ per kWh
Where 12.91¢ sits.
South Carolina Public Service Authority averaged 12.91¢ per kWh against a South Carolina residential average of 14.96¢: 13.7% below the state figure.
2020 and 2025EIA-861
Five years, same meter.
In 2020 the average South Carolina Public Service Authority home used 952 kWh a month at 11.44¢ and paid $109. In 2025 it used 959 kWh at 12.91¢ and paid $124: the price per kWh is up 12.9%.
| Measure | 2020 | 2025 |
|---|---|---|
| Price, ¢/kWh | 11.44 | 12.91 |
| Use, kWh a month | 952 | 959 |
| Bill, US$ a month | 108.89 | 123.85 |
| Class | Customers | MWh sold | ¢/kWh |
|---|---|---|---|
| Residential | 188,962 | 2,174,887 | 12.91 |
| Commercial | 30,910 | 1,969,865 | 10.82 |
| Industrial | 25 | 6,131,084 | 5.94 |
Who else is on the line
Homes are one class.
Homes took 21.2% of the electricity South Carolina Public Service Authority sold in South Carolina in 2025.
Rooftop solar on its linesnet metering
1,954 roofs.
- Residential net-metered PV
- 1,954installations reported for 2025
- Capacity
- 13.4 MWresidential, net metered
- Per 1,000 homes
- 10.3installations per 1,000 residential customers
Service territoryEIA-861
3 counties.
BerkeleyGeorgetownHorry
Counties in South Carolina where South Carolina Public Service Authority reported serving customers in 2025 (3 in all; up to 24 listed).
EIA-8612025Utility 17543
The filing, line by line.
| Measure | Value | Unit |
|---|---|---|
| Average price | 12.91 | ¢/kWh |
| South Carolina average price | 14.96 | ¢/kWh |
| Difference from state average | -13.7 | % |
| Price change over 5 years | 12.9 | % |
| Typical monthly use | 959 | kWh |
| Typical monthly bill | 123.85 | US$ |
| Residential customers | 188,962 | accounts |
| Share of SC residential customers | 7.2 | % |
| Size rank in SC | 3 of 29 | by customers |
Rate plans on fileOpenEI URDB
2 active plans.
- Time-of-use
- 1more than one energy period within a month
- Seasonal only
- 0price changes by month, not by hour
- Median fixed charge
- $20US dollars per month
- Median flat energy rate
- 7.92¢cents per kWh, one period and one tier
Active residential plans: not ended, started within the last 5 years, latest version of each plan name. Time-of-use means more than one energy period within a single month; plans whose price changes only by season are counted as seasonal.
South Carolina: state average, five-year steps and every provider