Electricity Generation Aggregated by South Carolina County

State Rank	County	Net Generation (Past Year)	Power Plants
#42	Abbeville County, SC	66.0 MWh	1
#12	Aiken County, SC	1.6 TWh	6
#18	Allendale County, SC	327.2 GWh	6
#4	Anderson County, SC	10.0 TWh	17
#38	Bamberg County, SC	13.1 GWh	3
#30	Barnwell County, SC	68.0 GWh	8
#22	Beaufort County, SC	155.4 GWh	6
#3	Berkeley County, SC	11.3 TWh	8
#9	Calhoun County, SC	3.5 TWh	7
#16	Charleston County, SC	396.2 GWh	5
#14	Cherokee County, SC	997.2 GWh	7
#19	Chester County, SC	230.1 GWh	3
#24	Chesterfield County, SC	148.0 GWh	3
#37	Clarendon County, SC	14.9 GWh	4
#41	Colleton County, SC	2.7 GWh	4
#6	Darlington County, SC	6.3 TWh	27
#32	Dillon County, SC	31.2 GWh	11
#23	Dorchester County, SC	152.3 GWh	1
#5	Fairfield County, SC	8.0 TWh	5
#17	Florence County, SC	370.5 GWh	12
#8	Georgetown County, SC	4.2 TWh	5
#34	Greenville County, SC	21.2 GWh	9
#36	Greenwood County, SC	15.5 GWh	6
#29	Hampton County, SC	86.9 GWh	4
#26	Horry County, SC	125.9 GWh	9
#7	Jasper County, SC	4.8 TWh	5
#20	Kershaw County, SC	201.3 GWh	2
#25	Lancaster County, SC	145.0 GWh	3
#31	Lee County, SC	58.8 GWh	10
#13	Lexington County, SC	1.3 TWh	12
#33	Marion County, SC	22.6 GWh	11
#39	Marlboro County, SC	12.6 GWh	3
#15	McCormick County, SC	632.4 GWh	1
#40	Newberry County, SC	6.4 GWh	2
#1	Oconee County, SC	21.1 TWh	4
#11	Orangeburg County, SC	2.1 TWh	15
#10	Richland County, SC	3.0 TWh	6
#21	Saluda County, SC	155.4 GWh	3
#27	Spartanburg County, SC	109.9 GWh	19
#28	Union County, SC	109.8 GWh	6
#35	Williamsburg County, SC	20.9 GWh	3
#2	York County, SC	18.5 TWh	4

Net Generation data is based on the last 12 months since Jan 2025

Totals are based on the most recent 12 months net generation

List of All South Carolina Counties