Electricity Rates in South Carolina
Electricity Rates, Plans & Statistics
Electricity Companies & Statistics in South Carolina
- Population see rank5,190,705
- Total Production see rank98,296,032 MWh / 18.94 MWh per capita
- Total Consumption see rank83,183,788 MWh / 16.03 MWh per capita
- Total Production from Renewable see rank5,919,748 MWh / 1.14 MWh per capita
- CO2 Emissions from Consumption see rank21,103,042,232 kg / 4,065.54 kg per capita
- Total Production from Non-Renewable see rank92,376,283 MWh / 17.8 MWh per capita

Average Residential Electricity Bills & Rates in South Carolina
South Carolina residential electric rates are highest in January and the highest average bill is in October.
Historical Electricity Rates:
South Carolina Electricity Fuel Mix
South Carolina's Electricity Prices and Usage
South Carolina has an average residential electricity rate of 14.24 cents per kilowatt hour. This is 7.20% below the United States average price of 15.34 cents. This ranks South Carolina as the 31st 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 4,065.54 kilograms of CO2 gases from electricity use for each resident of the state, which is 31st highest in the US. Coal usage for electricity generation in the state has decreased by 9.08% within the past 12 months. In the state of South Carolina, the usage of renewable fuels for electricity generation has dropped by 3.46% throughout the last 12 months, an unfortunate trend. Consumers in the state have an average monthly residential electric bill of $155.5 per month. The US average monthly bill is $137.45.
Residential Electricity Providers in South Carolina
Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | Residential Sales (MWh) | Residential Revenues ($) | State Production (MWh) |
---|---|---|---|---|---|---|
Dominion Energy | BUNDLED | 16.29 | 168.58 | 8,315,851 | 1,354,955,000 | 21,878,391.09 |
Duke Energy Carolinas | BUNDLED | 11.75 | 125.14 | 6,936,830 | 814,944,194 | 29,540,570.47 |
Duke Energy Progress | BUNDLED | 12.50 | 153.81 | 2,106,334 | 263,329,918 | 5,658,234 |
Santee Cooper | BUNDLED | 11.26 | 111.26 | 2,027,307 | 228,176,996 | 18,629,517.97 |
Berkeley Electric Cooperative | BUNDLED | 13.49 | 157.75 | 1,473,667 | 198,791,000 | |
Horry Electric Cooperative | BUNDLED | 12.04 | 134.43 | 1,015,619 | 122,269,000 | |
Palmetto Electrictric Cooperative | BUNDLED | 11.96 | 146.53 | 970,684 | 116,110,878 | |
York Electric Cooperative | BUNDLED | 12.11 | 131.11 | 797,750 | 96,635,000 | |
Blue Ridge Electric Coop | BUNDLED | 15.28 | 157.06 | 782,968 | 119,641,100 | |
Mid Carolina Electric Cooperative | BUNDLED | 12.75 | 146.46 | 749,132 | 95,510,000 |
Commercial Electricity Providers in South Carolina
Provider | Service Type | Commercial Rate (¢) | Commercial Average Bill ($) | Commercial Sales (MWh) | Commercial Revenues ($) | State Production (MWh) |
---|---|---|---|---|---|---|
Dominion Energy | BUNDLED | 13.34 | 806.41 | 7,762,891 | 1,035,700,000 | 21,878,391.09 |
Duke Energy Carolinas | BUNDLED | 9.19 | 405.92 | 5,527,466 | 507,817,308 | 29,540,570.47 |
Santee Cooper | BUNDLED | 9.41 | 488.69 | 1,983,476 | 186,696,750 | 18,629,517.97 |
Duke Energy Progress | BUNDLED | 10.99 | 461.88 | 1,658,284 | 182,195,432 | 5,658,234 |
Berkeley Electric Cooperative | BUNDLED | 12.69 | 377.9 | 519,238 | 65,909,000 | |
Palmetto Electrictric Cooperative | BUNDLED | 11.57 | 398.06 | 463,830 | 53,662,870 | |
Rock Hill Electric | BUNDLED | 13.14 | 1,087.11 | 368,120 | 48,385,000 | |
York Electric Cooperative | BUNDLED | 11.55 | 420.86 | 230,326 | 26,610,000 | |
Mid Carolina Electric Cooperative | BUNDLED | 10.77 | 487.81 | 227,178 | 24,457,000 | |
Horry Electric Cooperative | BUNDLED | 12.97 | 202.77 | 217,945 | 28,265,000 |
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 | 21,131,354 | |||||
York County | Nuclear | 18,954,844 | |||||
Fairfield County | Nuclear | 8,591,044 | |||||
Berkeley County | Coal | 7,502,248 | 6,933,503,784.92 | 924.19 | |||
John S RaineySantee Cooper (100.00%) | Anderson County | Natural Gas | 5,749,246 | 2,597,661,019.94 | 451.83 | ||
H B RobinsonDuke Energy Progress (100.00%) | Darlington County | Nuclear | 5,654,376 | ||||
Jasper County | Natural Gas | 5,060,077.03 | 1,974,427,876.7 | 390.2 | |||
Anderson County | Natural Gas | 4,488,473 | 1,706,457,133.05 | 380.19 | |||
Columbia Energy Center (SC)Dominion Energy (100.00%) | Calhoun County | Natural Gas | 2,712,917.99 | 828,530,033.16 | 305.4 | ||
WinyahSantee Cooper (100.00%) | Georgetown County | Coal | 2,213,671 | 2,305,378,067.1 | 1,041.43 | 12/2028 |
Quick Facts
Citizens in South Carolina deal with an average of 1.15 outages lasting 87.66 minutes per year, compared to the nationwide averages of 1.58 outages at 145.81 minutes per outage.
Residents of the state use 83,183,788 megawatt hours for their electricity needs, ranking South Carolina as the 18th largest consuming state in the nation.
South Carolina produces the 22nd highest amount of electricity per capita from natural gas, with the fuel type accounting for 2.67 megawatt hours a year per person.
When calculating by customer count, Dominion Energy is the largest provider in the state of South Carolina.
With 5,190,705 residents living within the state and 98,296,031.55 megawatt hours produced a year, South Carolina had a megawatt hour per capita production of 18.94 megawatt hours. This is the 15th highest megawatt hour per capita amount in the US.
South Carolina averages 16.03 megawatt hours used per year per person. The state is 12th in megawatt hours consumed per capita.
County | Population | Providers | Plants | Residential Rate (¢) | Residential Avg. Electric Bill |
---|---|---|---|---|---|
Abbeville County | 24,374 | 6 | 2 | 12.50 | $124.26/mo |
Aiken County | 168,045 | 3 | 3 | 15.27 | $160.68/mo |
Allendale County | 8,304 | 2 | 3 | 15.82 | $174.68/mo |
Anderson County | 202,223 | 4 | 11 | 12.36 | $130.73/mo |
Bamberg County | 13,525 | 4 | 1 | 15.74 | $175.07/mo |
Barnwell County | 20,801 | 3 | 5 | 15.86 | $172.91/mo |
Beaufort County | 186,007 | 2 | 4 | 15.56 | $164.84/mo |
Berkeley County | 224,806 | 3 | 7 | 12.96 | $138.15/mo |
Calhoun County | 14,198 | 3 | 5 | 15.90 | $168.13/mo |
Charleston County | 404,946 | 2 | 2 | 15.24 | $164.50/mo |
Cherokee County | 56,204 | 6 | 7 | 12.77 | $135.39/mo |
Chester County | 32,273 | 5 | 3 | 12.21 | $132.45/mo |
Chesterfield County | 43,655 | 4 | 1 | 13.15 | $153.61/mo |
Clarendon County | 31,613 | 5 | 4 | 13.01 | $161.63/mo |
Colleton County | 38,520 | 2 | 1 | 15.92 | $168.89/mo |
Darlington County | 63,433 | 3 | 8 | 12.22 | $152.44/mo |
Dillon County | 28,527 | 4 | 2 | 11.89 | $148.01/mo |
Dorchester County | 160,180 | 3 | 1 | 15.76 | $172.36/mo |
Edgefield County | 25,938 | 4 | 15.14 | $159.47/mo | |
Fairfield County | 21,186 | 6 | 4 | 15.25 | $162.46/mo |
Florence County | 137,276 | 4 | 9 | 12.67 | $159.19/mo |
Georgetown County | 62,992 | 5 | 3 | 12.09 | $136.69/mo |
Greenville County | 519,178 | 5 | 7 | 12.20 | $129.34/mo |
Greenwood County | 69,338 | 4 | 3 | 11.70 | $123.67/mo |
Hampton County | 19,227 | 3 | 7 | 15.00 | $162.88/mo |
Horry County | 344,865 | 4 | 4 | 11.92 | $132.81/mo |
Jasper County | 28,363 | 2 | 4 | 14.93 | $161.62/mo |
Kershaw County | 64,989 | 8 | 2 | 13.18 | $152.86/mo |
Lancaster County | 94,653 | 4 | 2 | 12.71 | $134.48/mo |
Laurens County | 67,148 | 5 | 2 | 12.32 | $131.46/mo |
Lee County | 16,730 | 4 | 6 | 12.35 | $154.12/mo |
Lexington County | 291,723 | 4 | 11 | 15.31 | $162.37/mo |
Marion County | 29,585 | 3 | 2 | 12.23 | $152.52/mo |
Marlboro County | 26,912 | 4 | 1 | 11.62 | $144.21/mo |
McCormick County | 9,584 | 6 | 1 | 15.50 | $161.11/mo |
Newberry County | 37,842 | 8 | 2 | 13.53 | $140.70/mo |
Oconee County | 77,932 | 5 | 4 | 13.43 | $139.90/mo |
Orangeburg County | 84,909 | 5 | 11 | 15.27 | $164.45/mo |
Pickens County | 129,617 | 4 | 4 | 12.88 | $134.92/mo |
Richland County | 414,719 | 6 | 4 | 15.56 | $165.79/mo |
Saluda County | 19,008 | 5 | 2 | 15.14 | $160.49/mo |
Spartanburg County | 322,864 | 6 | 12 | 12.35 | $131.96/mo |
Sumter County | 105,537 | 4 | 12.52 | $155.15/mo | |
Union County | 27,306 | 7 | 6 | 13.45 | $144.22/mo |
Williamsburg County | 31,279 | 1 | 1 | 13.20 | $169.90/mo |
York County | 276,569 | 5 | 4 | 12.02 | $128.04/mo |
When it comes to electricity generation, South Carolina's top fuel is Nuclear, accounting for 54,331,618 megawatt hours, or 55.27% 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 24,075,221.6 megawatt hours (24.49%) of electricity production and Coal makes up 13,840,392.98 megawatt hours (14.08%) of total generation in the state. Approximately 21,103,042,232.25 kilograms of CO2 emissions are released in the state from electricity use. Averaging 4,065.54 kilograms of CO2 emissions per citizen, the state ranks 31st highest for emissions per capita. South Carolina has 181 power plants, which is the 17th most in the US and 24th 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 Electricity in South Carolina
What is a good electricity rate in South Carolina?
The average electricity rate in South Carolina is 14.24 cents per kilowatt hour, so anything below this amount is better than most. The lowest priced provider is currently Greenwood Electric Company, at 9.00 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 55.27%, 24.49% and 14.08% 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 | 9.00 | 14,429 |
2 | Georgetown, South Carolina Electric Utility | 9.02 | 5,123 |
3 | Marlboro Electric Cooperative | 10.07 | 6,611 |
4 | Santee Cooper | 11.26 | 202,774 |
5 | Gaffney Electric | 11.26 | 7,473 |
6 | Due West, South Carolina Electric Utility | 11.40 | 493 |
7 | Duke Energy Carolinas | 11.75 | 648,466 |
8 | Pee Dee Electric Cooperative | 11.75 | 31,079 |
9 | Orangeburg Department of Public Utilities | 11.84 | 24,601 |
10 | Palmetto Electrictric Cooperative | 11.96 | 77,293 |
What is the average electric bill in South Carolina?
In 2023, South Carolina has an average electricity bill of $155, while the United States average is $137.
How many power plants are located within South Carolina?
South Carolina has 181 power plants generating electricity for the state.
What electricity companies offer service in South Carolina?
State Customers Rank | Provider | State Customers |
---|---|---|
1 | Dominion Energy | 777,587 |
2 | Duke Energy Carolinas | 648,466 |
3 | Santee Cooper | 202,774 |
4 | Duke Energy Progress | 175,984 |
5 | Berkeley Electric Cooperative | 119,556 |
6 | Horry Electric Cooperative | 87,422 |
7 | Palmetto Electrictric Cooperative | 77,293 |
8 | Blue Ridge Electric Coop | 68,692 |
9 | York Electric Cooperative | 66,719 |
10 | Laurens Electric Cooperative | 61,207 |
How many electric companies offer service in South Carolina?
South Carolina has 46 electricity providers offering service in the area.