South Carolina Electricity Rates, Providers & Generation
In South Carolina, the average residential electricity rate is 14.96¢ per kilowatt-hour, ranking 21st nationally; the typical home spends $161 per month on electricity; 3% of generation comes from renewable sources.
South Carolina electricity overview
Production, consumption, and emissions for South Carolina based on the most recent reported year (2025).
- Population
- 5,570,274
- Total production
- 248.4 TWh 44.59 MWh per capita
- Total consumption
- 85.6 TWh 15.37 MWh per capita
- Production from renewables
- 8.7 TWh 3.5% of generation
- Production from non-renewables
- 239.7 TWh
South Carolina electricity rates & bills
Average residential electricity rate in South Carolina, last 22 months.
| Sector | Avg rate (¢/kWh) |
|---|---|
| Residential | 14.96¢ |
| Commercial | 11.04¢ |
| Industrial | 7.10¢ |
How South Carolina generates electricity
Generation mix from in-state power plants over the most recent twelve months, by fuel category.
- Renewable
- Nuclear
- Fossil
- Other
| Fuel | Share | Generation |
|---|---|---|
| nuclear | 22.8% | 56.6 TWh |
| fossil fuels | 16.4% | 40.5 TWh |
| natural gas | 9.0% | 22.3 TWh |
| natural gas & other gases | 9.0% | 22.3 TWh |
| coal, excluding waste coal | 7.3% | 18.0 TWh |
| all coal products | 7.3% | 18.0 TWh |
| bituminous coal and synthetic coal | 7.3% | 18.0 TWh |
| bituminous coal | 7.3% | 18.0 TWh |
| renewable | 3.0% | 7.4 TWh |
| all renewables | 2.0% | 5.0 TWh |
| estimated total solar photovoltaic | 1.6% | 4.0 TWh |
| estimated total solar | 1.6% | 4.0 TWh |
| solar photovoltaic | 1.4% | 3.4 TWh |
| solar | 1.4% | 3.4 TWh |
| conventional hydroelectric | 1.0% | 2.4 TWh |
| biomass | 0.6% | 1.6 TWh |
| wood and wood wastes | 0.6% | 1.5 TWh |
| estimated small scale solar photovoltaic | 0.3% | 665.4 GWh |
| petroleum liquids | 0.1% | 151.6 GWh |
| petroleum | 0.1% | 151.6 GWh |
| distillate fuel oil | 0.1% | 138.0 GWh |
South Carolina production fuel makeup
Share of in-state generation by fuel over the latest twelve months.
- nuclear22.8%
- fossil fuels16.4%
- natural gas9.0%
- natural gas & other gases9.0%
- coal, excluding waste coal7.3%
- all coal products7.3%
- bituminous coal and synthetic coal7.3%
- bituminous coal7.3%
- renewable3.0%
- all renewables2.0%
- estimated total solar photovoltaic1.6%
- estimated total solar1.6%
- solar photovoltaic1.4%
- solar1.4%
- conventional hydroelectric1.0%
- biomass0.6%
- wood and wood wastes0.6%
- estimated small scale solar photovoltaic0.3%
- petroleum liquids0.1%
- petroleum0.1%
- distillate fuel oil0.1%
Electric utilities in South Carolina
The 7 electric distribution utilities that serve South Carolina, by customers served. These are the companies that deliver power and handle outages.
| Utility | Parent company | Customers served | Outage map |
|---|---|---|---|
| Duke Energy Carolinas (NC + SC, includes DEC + Progress) | Duke Energy | 5,700,000 | Outage map |
| Berkeley Electric Coop Inc | — | 110,000 | Outage map |
| York Electric Coop Inc | — | 70,330 | — |
| Aiken Electric Cooperative | — | 53,585 | Outage map |
| MPD Electric Cooperative | — | 39,247 | Outage map |
| Broad River Electric Coop, Inc | — | 25,669 | Outage map |
| Newberry Electric Coop, Inc | — | 13,737 | — |
Residential electricity providers in South Carolina
20 utilities and retail providers serving residential customers, ordered by customer count.
| Provider | Type | Customers | Annual sales | Avg rate | Avg bill |
|---|---|---|---|---|---|
| Dominion Energy South Carolina, Inc | Investor-owned | 696,385 | 8.6 TWh | 14.59¢ | — |
| Duke Energy Carolinas, LLC | Investor-owned | 568,586 | 7.0 TWh | 13.99¢ | — |
| South Carolina Public Service Authority | State | 185,529 | 2.1 TWh | 11.38¢ | — |
| Duke Energy Progress - (NC) | Investor-owned | 143,713 | 2.0 TWh | 14.88¢ | — |
| Berkeley Electric Coop Inc | Cooperative | 115,117 | 1.6 TWh | 14.93¢ | — |
| Horry Electric Coop Inc | Cooperative | 86,726 | 1.1 TWh | 13.23¢ | — |
| Palmetto Electric Coop Inc | Cooperative | 68,338 | 986.7 GWh | 12.79¢ | — |
| Blue Ridge Electric Coop Inc - (SC) | Cooperative | 67,553 | 810.7 GWh | 18.94¢ | — |
| York Electric Coop Inc | Cooperative | 65,244 | 845.4 GWh | 12.65¢ | — |
| Laurens Electric Coop, Inc | Cooperative | 58,438 | 746.9 GWh | 14.66¢ | — |
| Mid-Carolina Electric Coop Inc | Cooperative | 56,463 | 776.8 GWh | 14.88¢ | — |
| Aiken Electric Coop Inc | Cooperative | 49,460 | 651.0 GWh | 15.53¢ | — |
| City of Rock Hill - (SC) | Municipal | 36,492 | 360.7 GWh | 12.55¢ | — |
| Santee Electric Coop, Inc | Cooperative | 35,235 | 529.1 GWh | 14.74¢ | — |
| Fairfield Electric Coop, Inc | Cooperative | 32,397 | 443.6 GWh | 14.35¢ | — |
| MPD Electric Cooperative | Cooperative | 31,874 | 502.0 GWh | 10.94¢ | — |
| Black River Electric Coop, Inc - (SC) | Cooperative | 30,610 | 462.2 GWh | 13.47¢ | — |
| Greer Commission of Public Wks | Municipal | 24,893 | 245.0 GWh | 11.80¢ | — |
| Broad River Electric Coop, Inc | Cooperative | 23,140 | 292.9 GWh | 15.91¢ | — |
| Lynches River Elec Coop, Inc | Cooperative | 21,363 | 262.1 GWh | 15.71¢ | — |
Commercial electricity providers in South Carolina
20 providers serving commercial customers, ordered by annual sales.
| Provider | Type | Customers | Annual sales | Avg rate | Avg bill |
|---|---|---|---|---|---|
| Dominion Energy South Carolina, Inc | Investor-owned | 109,264 | 7.8 TWh | 11.72¢ | — |
| Duke Energy Carolinas, LLC | Investor-owned | 103,936 | 6.1 TWh | 10.53¢ | — |
| Berkeley Electric Coop Inc | Cooperative | 18,121 | 3.4 TWh | 7.11¢ | — |
| South Carolina Public Service Authority | State | 30,938 | 2.0 TWh | 9.43¢ | — |
| Duke Energy Progress - (NC) | Investor-owned | 32,671 | 1.7 TWh | 11.57¢ | — |
| Lockhart Power Co | Investor-owned | 1,357 | 547.4 GWh | 5.39¢ | — |
| MPD Electric Cooperative | Cooperative | 6,715 | 476.3 GWh | 7.89¢ | — |
| Palmetto Electric Coop Inc | Cooperative | 11,651 | 471.9 GWh | 12.01¢ | — |
| City of Rock Hill - (SC) | Municipal | 3,847 | 403.1 GWh | 12.79¢ | — |
| Horry Electric Coop Inc | Cooperative | 12,280 | 260.6 GWh | 13.56¢ | — |
| York Electric Coop Inc | Cooperative | 5,041 | 257.7 GWh | 12.02¢ | — |
| City of Orangeburg - (SC) | Municipal | 3,710 | 252.4 GWh | 12.68¢ | — |
| Laurens Electric Coop, Inc | Cooperative | 6,169 | 232.1 GWh | 13.88¢ | — |
| Mid-Carolina Electric Coop Inc | Cooperative | 4,094 | 231.5 GWh | 12.98¢ | — |
| Greer Commission of Public Wks | Municipal | 10,414 | 201.5 GWh | 11.35¢ | — |
| Blue Ridge Electric Coop Inc - (SC) | Cooperative | 5,301 | 199.7 GWh | 13.90¢ | — |
| Greenwood CPW | Municipal | 2,989 | 169.3 GWh | 7.30¢ | — |
| Newberry Electric Coop, Inc | Cooperative | 741 | 143.0 GWh | 7.04¢ | — |
| Aiken Electric Coop Inc | Cooperative | 3,364 | 142.5 GWh | 13.03¢ | — |
| Santee Electric Coop, Inc | Cooperative | 9,605 | 137.0 GWh | 14.94¢ | — |
Power plant map of South Carolina
199 power plants in South Carolina with known coordinates, plotted by location. Marker size reflects nameplate capacity; color shows primary fuel.
- Renewable
- Nuclear
- Fossil
- Other
Power plants in South Carolina
Largest in-state electricity generators by annual net generation, with associated CO2 emissions where available.
| Plant | County | Fuel | Capacity | Generation | CO₂ | CO₂/MWh |
|---|---|---|---|---|---|---|
| Oconee | — | NUC | 2.7 GW | 22.2 TWh | — | — |
| Catawba | — | NUC | 2.4 GW | 19.2 TWh | — | — |
| Cross | — | BIT | 2.5 GW | 8.4 TWh | 8.4 M tonnes | 999 kg |
| V C Summer | — | NUC | 1.0 GW | 7.5 TWh | — | — |
| H B Robinson | — | NUC | 769 MW | 6.7 TWh | — | — |
| W S Lee | — | NG | 955 MW | 6.0 TWh | 2.3 M tonnes | 392 kg |
| John S Rainey | — | NG | 1.2 GW | 5.6 TWh | 2.6 M tonnes | 471 kg |
| Jasper | — | NG | 1.1 GW | 5.3 TWh | 2.1 M tonnes | 386 kg |
| Winyah | — | BIT | 1.3 GW | 2.6 TWh | 2.9 M tonnes | 1,089 kg |
| Columbia Energy Center (SC) | — | NG | 669 MW | 2.5 TWh | 830.3 k tonnes | 337 kg |
| Williams | — | BIT | 660 MW | 2.0 TWh | 2.0 M tonnes | 1,005 kg |
| Urquhart | — | NG | 759 MW | 1.8 TWh | 869.5 k tonnes | 483 kg |
| Wateree | — | BIT | 772 MW | 1.7 TWh | 1.6 M tonnes | 931 kg |
| Cope | — | NG | 417 MW | 1.4 TWh | 965.1 k tonnes | 701 kg |
| McMeekin | — | NG | 294 MW | 729.1 GWh | 365.5 k tonnes | 501 kg |
| J Strom Thurmond | — | WAT | 362 MW | 632.4 GWh | — | — |
| Sylvamo Corporation Eastover Facility | — | BLQ | 110 MW | 527.7 GWh | 23.6 k tonnes | 45 kg |
| International Paper Georgetown Mill | — | WDS | 96 MW | 468.6 GWh | 46.9 k tonnes | 100 kg |
| Florence Mill | — | WDS | 92 MW | 393.9 GWh | 17.4 k tonnes | 44 kg |
| Broad River Energy Center | — | NG | 985 MW | 291.3 GWh | 160.9 k tonnes | 552 kg |
| Jefferies | — | WAT | 145 MW | 247.6 GWh | — | — |
| Fairfield Pumped Storage | — | WAT | 587 MW | 231.6 GWh | — | — |
| St Stephen | — | WAT | 84 MW | 205.8 GWh | — | — |
| Wateree Hydro | — | WAT | 91 MW | 201.3 GWh | — | — |
| Shaw Creek Solar, LLC | — | SUN | 75 MW | 171.0 GWh | — | — |
| Lily Solar | — | SUN | 70 MW | 158.5 GWh | — | — |
| Gunsight Solar, LLC | — | SUN | 75 MW | 157.1 GWh | — | — |
| Huntley | — | SUN | 75 MW | 153.4 GWh | — | — |
| Dorchester Biomass | — | WDS | 23 MW | 152.3 GWh | 140 kg | 0 kg |
| Beulah Solar | — | SUN | 75 MW | 147.5 GWh | — | — |
| Fishing Creek | — | WAT | 42 MW | 143.3 GWh | — | — |
| Centerfield Cooper Solar, LLC | — | SUN | 75 MW | 142.6 GWh | — | — |
| Midlands | — | SUN | 72 MW | 140.0 GWh | — | — |
| Cedar Creek (SC) | — | WAT | 45 MW | 138.7 GWh | — | — |
| Moffett Solar Project | — | SUN | 71 MW | 138.0 GWh | — | — |
| TWE Bowman Solar Project | — | SUN | 75 MW | 131.3 GWh | — | — |
| Palmetto Plains | — | SUN | 75 MW | 129.0 GWh | — | — |
| Wylie | — | WAT | 60 MW | 128.9 GWh | — | — |
| Allendale Biomass | — | WDS | 23 MW | 121.0 GWh | 0 kg | 0 kg |
| Cherokee County Cogen | — | NG | 118 MW | 116.4 GWh | 46.6 k tonnes | 401 kg |
| Saluda Lexington | — | WAT | 207 MW | 109.5 GWh | — | — |
| Duke Energy CHP at Clemson University | — | NG | 13 MW | 108.5 GWh | 66.1 k tonnes | 609 kg |
| Allora Solar, LLC | — | SUN | 75 MW | 106.5 GWh | — | — |
| Seabrook Solar | — | SUN | 73 MW | 104.2 GWh | — | — |
| Dearborn | — | WAT | 45 MW | 86.9 GWh | — | — |
| Eastover Solar | — | SUN | 92 MW | 78.1 GWh | — | — |
| Peony Solar | — | SUN | 39 MW | 67.4 GWh | — | — |
| 99 Islands | — | WAT | 12 MW | 62.1 GWh | — | — |
| Lockhart | — | WAT | 18 MW | 61.7 GWh | — | — |
| Sonoco Products Co | — | WDS | 41 MW | 57.7 GWh | 3.7 k tonnes | 65 kg |
There are 4 nuclear power plants in South Carolina
| Plant | County | Fuel | Capacity | Generation | CO₂ | CO₂/MWh |
|---|---|---|---|---|---|---|
| Oconee | — | NUC | 2.7 GW | 22.2 TWh | — | — |
| Catawba | — | NUC | 2.4 GW | 19.2 TWh | — | — |
| V C Summer | — | NUC | 1.0 GW | 7.5 TWh | — | — |
| H B Robinson | — | NUC | 769 MW | 6.7 TWh | — | — |
Data centers & crypto mining in South Carolina
Data centers and cryptocurrency-mining operations are large electricity consumers that show up inside South Carolina's commercial and industrial load. EIA does not publish a facility-level data-center inventory, so the figures below pair reported commercial and industrial sales with EIA estimates of data-center and crypto-mining electricity demand.
No state-level EIA estimate of cryptocurrency-mining load is available for South Carolina; mining is concentrated in a handful of states.
Quick facts about electricity in South Carolina
- The average residential electricity rate in South Carolina is 14.96¢ per kWh, the 21st lowest among the 50 states and DC.
- The typical residential electricity bill in South Carolina is $161 per month.
- South Carolina's largest source of in-state generation is nuclear, at 22.8% of the mix.
- Renewable sources account for 3.5% of the electricity generated in South Carolina.
- South Carolina generated 248.4 TWh of electricity in the most recent reported year.
Frequently asked questions
What is the average electricity rate in South Carolina?
The average residential electricity rate in South Carolina was 14.96¢ per kilowatt-hour as of 2025, according to U.S. Energy Information Administration data, ranking 21st among the 50 states and DC.
What is the average electricity bill in South Carolina?
The average monthly residential electricity bill in South Carolina was $161 in 2025. This figure is calculated from total annual residential revenue divided by average customer count over twelve months, using EIA Form 861 data.
Can I choose my electricity provider in South Carolina?
No. Most residential customers receive electricity from a regulated utility serving their area.
What share of South Carolina's electricity comes from renewable sources?
In 2025, 3.5% of electricity generated in South Carolina came from renewable sources (wind, solar, hydroelectric, geothermal, and biomass), based on EIA Form 923 data.
How much electricity do data centers use in South Carolina?
Data centers in South Carolina are estimated to use about 3.2 TWh of electricity per year, roughly 3.7% of the state's electricity sales. EIA does not publish facility-level data-center data; this is an estimate that apportions national EIA/DOE data-center figures by South Carolina's share of U.S. commercial electricity sales.