Electricity in South Carolina
Electricity Rates, Plans & Statistics
Electricity Coverage & Statistics in South Carolina
- Population see rank5,118,425
- Total Production see rank99,924,402 MWh / 19.52 MWh per capita
- Total Consumption see rank81,155,586 MWh / 15.86 MWh per capita
- Total Production from Renewable see rank7,581,199 MWh / 1.48 MWh per capita
- CO2 Emissions from Consumption see rank21,232,917,654 kg / 4,148.33 kg per capita
- Total Production from Non-Renewable see rank92,343,203 MWh / 18.04 MWh per capita

Residential Electricity Bills & Rates in South Carolina
South Carolina residential electric rates are highest in January and the highest average bill is in November.
Historical Electricity Rates:
Energy Profile of South Carolina
South Carolina's Electricity Prices and Usage
South Carolina has an average residential electricity rate of 13.30 cents per kilowatt hour. This is 4.94% below the United States average price of 13.99 cents. This ranks South Carolina as the 30th lowest priced state in the nation using average electric rate. The state has over 50 electricity suppliers, but consumers are left with a single supplier choice due to the fact that South Carolina has a regulated electricity market. On average, citizens of South Carolina account for 4,148.33 kilograms of CO2 gases from electricity use for each resident of the state, which is 33rd highest in the US. The state has seen a 32.27% increase in electricity produced from solar power within the last year. With a population of 5,118,425 citizens, the state is the 23rd largest state by population in the country. Residents in the state consume, on average, 15.86 megawatt hours of electricity each, making South Carolina the 12th highest ranked state based on use per capita.
Residential Electricity Providers in South Carolina
Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | Residential Sales (MWh) | Residential Revenues ($) | State Production (MWh) |
---|---|---|---|---|---|---|
Dominion Energy | BUNDLED | 14.96 | 155.36 | 8,232,315 | 1,231,386,000 | 21,078,194.76 |
Duke Energy Carolinas | BUNDLED | 11.22 | 119.84 | 6,833,849 | 766,949,618 | 32,505,685.91 |
Duke Energy Progress | BUNDLED | 11.63 | 145.22 | 2,096,540 | 243,827,363 | 6,427,848 |
Santee Cooper | BUNDLED | 11.39 | 111.3 | 1,961,244 | 223,382,385 | 17,954,413.72 |
Berkeley Electric Cooperative | BUNDLED | 13.39 | 156.29 | 1,420,968 | 190,197,000 | |
Horry Electric Cooperative | BUNDLED | 13.78 | 152.17 | 971,509 | 133,830,000 | |
Palmetto Electrictric Cooperative | BUNDLED | 11.49 | 138.98 | 950,368 | 109,182,036 | |
York Electric Cooperative | BUNDLED | 12.29 | 130.77 | 756,198 | 92,922,000 | |
Blue Ridge Electric Coop | BUNDLED | 15.27 | 154.02 | 754,062 | 115,116,900 | |
Mid Carolina Electric Cooperative | BUNDLED | 13.13 | 152.19 | 745,761 | 97,899,000 |
Power Plants in South Carolina
Plant | City/County | Primary Fuel Type | Production (MWh) | Emission (KG) | Emissions/MWh (KG/MWh) | Toxic Chemical Release | Closing Date |
---|---|---|---|---|---|---|---|
Oconee County | Nuclear | 22,206,463 | |||||
York County | Nuclear | 18,585,719 | |||||
Berkeley County | Coal | 7,356,688 | 7,162,771,793.93 | 973.64 | Yes | ||
Fairfield County | Nuclear | 6,552,773 | |||||
H B RobinsonDuke Energy Progress (100.00%) | Darlington County | Nuclear | 6,426,473 | ||||
Anderson County | Natural Gas | 5,851,699 | 2,200,033,438.17 | 375.96 | Yes | ||
John S RaineySantee Cooper (100.00%) | Anderson County | Natural Gas | 5,017,490.46 | 2,220,134,556.78 | 442.48 | ||
Jasper County | Natural Gas | 4,742,818.99 | 1,878,139,726.44 | 396 | Yes | ||
WinyahSantee Cooper (100.00%) | Georgetown County | Coal | 3,084,266.02 | 3,213,749,514.63 | 1,041.98 | Yes | 12/2028 |
Columbia Energy Center (SC)Dominion Energy (100.00%) | Calhoun County | Natural Gas | 2,519,808.01 | 768,022,646.19 | 304.79 |
Quick Facts
South Carolina's population has decreased by 0.59% in the previous 12 months.
When comparing annual CO2 emissions per capita, South Carolina experienced a 9.85% increase within the past 12 months.
Non-renewable sources are used in the production of 92.41% of the megawatt hours produced in South Carolina, ranking it 13th worst for total megawatt hours produced from non-renewable fuel sources.
South Carolina uses non-renewable fuels to generate 18.04 megawatt hours per citizen, making them the 8th highest state for non-renewable generation per capita.
South Carolina's ability to provide 2,952,473.68 megawatts of electricity through the use of hydroelectric energy sources, has given rise to its ranking of 16th highest hydroelectric energy generator in the United States.
The use of renewable fuel sources for electricity generation in South Carolina grew by 7.92% last year.
County | Population | Providers | Plants | Residential Rate (¢) | Residential Avg. Electric Bill |
---|---|---|---|---|---|
Abbeville County | 24,295 | 6 | 12.33 | $119.91/mo | |
Aiken County | 168,808 | 3 | 3 | 14.47 | $153.73/mo |
Allendale County | 8,039 | 2 | 1 | 15.08 | $166.35/mo |
Anderson County | 203,718 | 4 | 2 | 11.94 | $125.78/mo |
Bamberg County | 13,311 | 4 | 15.10 | $167.73/mo | |
Barnwell County | 20,589 | 3 | 15.02 | $163.93/mo | |
Beaufort County | 187,117 | 2 | 1 | 14.37 | $152.58/mo |
Berkeley County | 229,861 | 3 | 2 | 12.74 | $135.28/mo |
Calhoun County | 14,119 | 3 | 3 | 15.19 | $161.11/mo |
Charleston County | 408,235 | 2 | 1 | 14.37 | $155.71/mo |
Cherokee County | 56,216 | 6 | 2 | 12.32 | $131.11/mo |
Chester County | 32,294 | 5 | 11.73 | $127.46/mo | |
Chesterfield County | 43,273 | 4 | 1 | 12.76 | $146.14/mo |
Clarendon County | 31,144 | 5 | 13.08 | $160.76/mo | |
Colleton County | 38,604 | 2 | 15.45 | $163.74/mo | |
Darlington County | 62,905 | 3 | 2 | 11.89 | $145.05/mo |
Dillon County | 28,292 | 4 | 11.43 | $140.21/mo | |
Dorchester County | 161,540 | 3 | 14.94 | $163.54/mo | |
Edgefield County | 25,657 | 4 | 14.39 | $153.06/mo | |
Fairfield County | 20,948 | 6 | 2 | 14.29 | $153.35/mo |
Florence County | 137,059 | 4 | 1 | 12.71 | $157.22/mo |
Georgetown County | 63,404 | 5 | 2 | 12.68 | $140.41/mo |
Greenville County | 525,534 | 5 | 11.81 | $125.05/mo | |
Greenwood County | 69,351 | 4 | 11.19 | $118.35/mo | |
Hampton County | 18,561 | 3 | 2 | 13.97 | $151.80/mo |
Horry County | 351,029 | 4 | 12.14 | $134.75/mo | |
Jasper County | 28,791 | 2 | 3 | 13.86 | $150.19/mo |
Kershaw County | 65,403 | 8 | 1 | 12.65 | $146.22/mo |
Lancaster County | 96,016 | 4 | 12.43 | $129.05/mo | |
Laurens County | 67,539 | 5 | 1 | 12.12 | $129.09/mo |
Lee County | 16,531 | 4 | 11.77 | $147.46/mo | |
Lexington County | 293,991 | 4 | 1 | 14.48 | $154.67/mo |
Marion County | 29,183 | 3 | 11.87 | $145.06/mo | |
Marlboro County | 26,667 | 4 | 11.11 | $136.25/mo | |
McCormick County | 9,526 | 6 | 14.76 | $152.23/mo | |
Newberry County | 37,719 | 8 | 13.38 | $137.84/mo | |
Oconee County | 78,607 | 5 | 2 | 13.14 | $135.65/mo |
Orangeburg County | 84,223 | 5 | 5 | 14.58 | $157.51/mo |
Pickens County | 131,404 | 4 | 2 | 12.53 | $130.62/mo |
Richland County | 416,147 | 6 | 2 | 14.68 | $157.29/mo |
Saluda County | 18,862 | 5 | 14.34 | $153.32/mo | |
Spartanburg County | 327,997 | 6 | 1 | 11.96 | $127.62/mo |
Sumter County | 105,556 | 4 | 11.93 | $148.76/mo | |
Union County | 27,244 | 7 | 12.87 | $136.70/mo | |
Williamsburg County | 31,026 | 1 | 14.43 | $178.80/mo | |
York County | 282,090 | 5 | 1 | 11.74 | $124.15/mo |
When it comes to electricity generation, South Carolina's top fuel is Nuclear, accounting for 53,771,428 megawatt hours, or 53.81% of production in the state. Natural Gas and Coal are the second and third most often used fuel types for electricity generation. Natural Gas makes up 23,271,019.15 megawatt hours (23.29%) of electricity production and Coal makes up 15,187,879.82 megawatt hours (15.20%) of total generation in the state. Approximately 21,232,917,654.04 kilograms of CO2 emissions are released in the state from electricity use. Averaging 4,148.33 kilograms of CO2 emissions per citizen, the state ranks 33rd highest for emissions per capita. South Carolina has 43 power plants, which is the 20th most in the US and 26th most when counting facilities per citizen.
Learn about going solar in South Carolina, find out which system size is best for you, compare local installers and see which incentives are available in your area.
FAQ: Common Questions About Energy in South Carolina
What is a good electricity rate in South Carolina?
The average electricity rate in South Carolina is 13.30 cents per kilowatt hour, so anything below this amount is better than most. The lowest priced provider is currently Greenwood Electric Company, at 8.37 cents per kilowatt hour.
Which electricity company is the largest supplier in South Carolina?
By total revenue, Dominion Energy is the largest electricity supplier in South Carolina.
Where does South Carolina get its electricity?
The main fuels used for electricity generation in South Carolina are Nuclear, Natural Gas and Coal, accounting for 53.81%, 23.29% and 15.20% respectively.
Does South Carolina have a deregulated electricity market?
South Carolina has a regulated electricity market, rather than a deregulated market. This means that consumers in the state normally have only one or two electricity provider options when it comes time to choose who they purchase electricity from.
What is the cheapest electricity company in South Carolina?
Residential Rate Rank | Provider | Residential Rate (¢) | State Customers |
---|---|---|---|
1 | Greenwood Electric Company | 8.37 | 14,245 |
2 | Georgetown, South Carolina Electric Utility | 9.16 | 5,070 |
3 | Marlboro Electric Cooperative | 10.16 | 6,528 |
4 | Gaffney Electric | 11.18 | 6,722 |
5 | Duke Energy Carolinas | 11.22 | 639,886 |
6 | Santee Cooper | 11.39 | 198,045 |
7 | Due West, South Carolina Electric Utility | 11.39 | 486 |
8 | Palmetto Electrictric Cooperative | 11.49 | 76,516 |
9 | Duke Energy Progress | 11.63 | 172,602 |
10 | Black River Electric Cooperative SC | 12.02 | 33,136 |
What is the average electric bill in South Carolina?
In 2022, South Carolina has an average electricity bill of $144, while the United States average is $124.
How many power plants are located within South Carolina?
South Carolina has 43 power plants generating electricity for the state.
What electricity companies offer service in South Carolina?
State Customers Rank | Provider | State Customers |
---|---|---|
1 | Dominion Energy | 767,061 |
2 | Duke Energy Carolinas | 639,886 |
3 | Santee Cooper | 198,045 |
4 | Duke Energy Progress | 172,602 |
5 | Berkeley Electric Cooperative | 114,887 |
6 | Horry Electric Cooperative | 84,507 |
7 | Palmetto Electrictric Cooperative | 76,516 |
8 | Blue Ridge Electric Coop | 67,589 |
9 | York Electric Cooperative | 64,416 |
10 | Laurens Electric Cooperative | 60,308 |
How many electric companies offer service in South Carolina?
South Carolina has 46 electricity providers offering service in the area.