Electricity Generation Aggregated by South Dakota County

State Rank	County	Net Generation (Past Year)	Power Plants
#23	Aurora County, SD	67.1 GWh	1
#21	Beadle County, SD	104.1 GWh	3
#16	Bon Homme County, SD	302.6 GWh	1
#3	Brookings County, SD	2.0 TWh	5
#19	Brown County, SD	210.1 GWh	2
#22	Brule County, SD	72.5 GWh	2
#11	Buffalo County, SD	813.0 GWh	1
#15	Butte County, SD	376.5 GWh	1
#17	Campbell County, SD	286.1 GWh	1
#7	Charles Mix County, SD	1.6 TWh	1
#8	Clark County, SD	879.2 GWh	3
#28	Clay County, SD	4.7 GWh	1
#6	Codington County, SD	1.7 TWh	3
#25	Davison County, SD	20.1 GWh	1
#13	Day County, SD	438.7 GWh	2
#4	Deuel County, SD	2.0 TWh	3
#20	Fall River County, SD	177.0 GWh	1
#1	Grant County, SD	2.9 TWh	5
#10	Hand County, SD	853.9 GWh	2
#2	Hughes County, SD	2.2 TWh	2
#5	Hyde County, SD	1.9 TWh	5
#12	Jerauld County, SD	613.1 GWh	2
#29	Kingsbury County, SD	86.0 MWh	1
#26	Lawrence County, SD	19.9 GWh	1
#27	Lincoln County, SD	17.0 GWh	1
#18	Minnehaha County, SD	237.3 GWh	2
#14	Pennington County, SD	400.0 GWh	3
#30	Stanley County, SD	53.9 MWh	1
#24	Turner County, SD	27.6 GWh	1
#9	Yankton County, SD	877.4 GWh	2

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

Totals are based on the most recent 12 months net generation

List of All South Dakota Counties