Electricity Prices
South Carolina's average residential electricity rate was 14.23 cents per kWh in 2024, below the national average.
Electricity price per kWh (South region)
1979–2024BLS Average Price Data, annual average (APU030072610).
Natural gas price for power plants
1997–2025U.S. EIA Natural Gas Annual, price delivered to electric power consumers (N3045SC3).
| Indicator | South Carolina | U.S. |
|---|---|---|
| Residential Electricity Rate (cents/kWh) | 14.23 | 16.48 |
- •South Carolina gets more of its electricity from nuclear power than almost any other state, with four operating reactors.
Energy Production
Nuclear power supplies about 55% of South Carolina’s electricity, one of the highest shares of any state.
- •South Carolina ranks among the top three states for share of electricity from nuclear power.
Renewable Energy
Renewables supply about 6% of South Carolina's electricity generation, with nuclear dominating the low-carbon mix.
Renewables share of total energy consumption
1960–2024U.S. EIA State Energy Data System, renewable energy (RETCB) ÷ total energy consumption (TETCB).
Renewable energy consumption
1960–2024U.S. EIA State Energy Data System, all renewable sources (RETCB), consumption in billion Btu.
Hydroelectric power
1960–2024U.S. EIA State Energy Data System, hydroelectric power (HYTCB), consumption in billion Btu.
| Indicator | South Carolina | U.S. |
|---|---|---|
| Renewable Share of Generation | 6 | 21 |
- •South Carolina's V.C. Summer and Catawba/Oconee nuclear stations make nuclear power the state's single largest electricity source.
Solar Energy
South Carolina has installed roughly 4,000 megawatts of solar capacity as of 2023, ranking among the top 15 states.
Solar energy consumption
1989–2024U.S. EIA State Energy Data System, solar, all uses (SOTCB), consumption in billion Btu.
- •South Carolina passed the Energy Freedom Act in 2019, removing caps on net metering and spurring rapid solar growth.
Wind Energy
South Carolina currently has minimal onshore wind generation, though offshore wind projects are under study.
- •Clemson University operates one of the world's largest wind turbine drivetrain testing facilities at the old Charleston Navy base.
Natural Gas
South Carolina residential natural gas prices average around $14 per thousand cubic feet.
Residential natural gas price
1967–2024U.S. EIA Natural Gas Annual, price delivered to residential consumers (N3010SC3).
Natural gas consumption
1997–2024U.S. EIA Natural Gas Annual, total consumption (NA1490_SSC_2).
- •South Carolina relies mainly on interstate pipelines from the Gulf Coast for its natural gas supply, since it has no significant in-state production.
Energy Consumption
South Carolina residents consume more energy per capita than the U.S. average, largely due to air conditioning demand.
Total energy consumption
1960–2024U.S. EIA State Energy Data System, all sources (TETCB), consumption in billion Btu.
Transportation sector energy consumption
1960–2024U.S. EIA State Energy Data System, transportation sector (TEACB), consumption in billion Btu.
Natural gas consumption
1997–2024U.S. EIA Natural Gas Annual, total consumption.
- •South Carolina ranks among the top ten states for residential electricity consumption per household.