Electricity Generation Aggregated by U.S. County

National Rank	County	Net Generation (Past Year)	Power Plants
#1,523	Huntingdon County, PA	85.8 GWh	2
#2,009	Huron County, OH	3.8 GWh	3
#392	Huron County, MI	3.1 TWh	19
#597	Hutchinson County, TX	1.4 TWh	6
#523	Hyde County, SD	1.9 TWh	5
#2,065	Hyde County, NC	2.0 GWh	2
#76	Iberville Parish, LA	11.4 TWh	9
#537	Ida County, IA	1.8 TWh	2
#110	Imperial County, CA	9.7 TWh	84
#250	Independence County, AR	5.5 TWh	3
#831	Indian River County, FL	720.1 GWh	8
#191	Indiana County, PA	6.9 TWh	4
#799	Ingham County, MI	760.0 GWh	6
#675	Inyo County, CA	1.1 TWh	23
#1,868	Ionia County, MI	11.5 GWh	3
#1,504	Iosco County, MI	91.8 GWh	4
#1,015	Iowa County, WI	450.5 GWh	3
#760	Iowa County, IA	837.1 GWh	3
#1,379	Iredell County, NC	148.7 GWh	9
#646	Irion County, TX	1.2 TWh	1
#519	Iron County, UT	1.9 TWh	22
#1,916	Iron County, WI	8.0 GWh	1
#1,551	Iron County, MI	75.8 GWh	5
#770	Iroquois County, IL	816.3 GWh	4
#639	Isabella County, MI	1.3 TWh	4
#1,592	Isanti County, MN	61.3 GWh	6
#789	Isle of Wight County, VA	784.9 GWh	9
#243	Itasca County, MN	5.6 TWh	4
#706	Jack County, TX	1.0 TWh	4
#778	Jackson County, OR	801.1 GWh	14
#517	Jackson County, MI	1.9 TWh	4
#404	Jackson County, MO	3.0 TWh	14
#92	Jackson County, MS	10.8 TWh	3
#1,130	Jackson County, TX	343.8 GWh	7
#1,256	Jackson County, GA	229.4 GWh	1
#1,111	Jackson County, AR	360.1 GWh	3
#1,458	Jackson County, NC	109.4 GWh	5
#856	Jackson County, MN	658.3 GWh	17
#1,027	Jackson County, FL	438.1 GWh	6
#1,904	Jackson County, IL	8.9 GWh	2
#1,966	Jackson County, IA	5.3 GWh	5
#2,095	Jackson County, KS	816.0 MWh	1
#2,049	Jackson County, CO	2.3 GWh	1
#1,861	Jackson County, WI	12.1 GWh	4
#2,081	Jackson County, IN	1.4 GWh	1
#999	Jackson Parish, LA	466.5 GWh	1
#1,548	James City County, VA	76.4 GWh	2
#1,573	Jasper County, GA	66.6 GWh	1
#886	Jasper County, TX	613.3 GWh	3
#355	Jasper County, SC	3.6 TWh	5
#491	Jasper County, IN	2.2 TWh	11
#468	Jasper County, MO	2.3 TWh	5
#348	Jasper County, IL	3.6 TWh	2
#792	Jay County, IN	773.6 GWh	6
#750	Jeff Davis County, GA	876.7 GWh	6
#68	Jefferson County, KY	12.3 TWh	6
#103	Jefferson County, OH	10.1 TWh	5
#654	Jefferson County, WI	1.2 TWh	8
#640	Jefferson County, OR	1.3 TWh	10
#29	Jefferson County, AL	18.9 TWh	4
#140	Jefferson County, TX	8.7 TWh	13
#239	Jefferson County, IN	5.7 TWh	1
#325	Jefferson County, AR	4.0 TWh	4
#894	Jefferson County, MO	603.1 GWh	1
#968	Jefferson County, NY	505.3 GWh	38
#1,205	Jefferson County, NE	269.1 GWh	2
#893	Jefferson County, GA	604.2 GWh	3
#1,374	Jefferson County, CO	154.9 GWh	9
#1,328	Jefferson County, WV	177.6 GWh	3
#1,131	Jefferson County, TN	343.7 GWh	2
#2,027	Jefferson County, WA	3.2 GWh	3
#1,899	Jefferson County, ID	9.2 GWh	1
#1,989	Jefferson County, IL	4.3 GWh	1
#2,048	Jefferson County, KS	2.4 GWh	1
#1,045	Jefferson Davis County, MS	427.7 GWh	2
#168	Jefferson Parish, LA	7.9 TWh	2
#1,670	Jenkins County, GA	42.1 GWh	1
#891	Jerauld County, SD	605.6 GWh	2
#1,307	Jerome County, ID	188.4 GWh	13
#1,224	Jersey County, IL	251.8 GWh	1
#1,214	Jim Hogg County, TX	257.7 GWh	2
#1,443	Jim Wells County, TX	113.2 GWh	2
#2,019	Jo Daviess County, IL	3.5 GWh	4
#1,879	Johnson County, IA	10.2 GWh	5
#1,980	Johnson County, IN	4.7 GWh	4
#1,841	Johnson County, AR	13.4 GWh	3
#1,187	Johnson County, MO	282.4 GWh	1
#973	Johnson County, KS	502.3 GWh	2
#629	Johnson County, TX	1.3 TWh	1
#1,300	Johnston County, NC	194.7 GWh	36
#842	Johnston County, OK	691.7 GWh	1
#1,287	Jones County, NC	206.4 GWh	12
#987	Jones County, TX	477.2 GWh	8
#548	Jones County, MS	1.7 TWh	1
#403	Juab County, UT	3.0 TWh	2
#1,121	Judith Basin County, MT	351.7 GWh	2
#1,008	Juneau City and Borough, AK	456.0 GWh	9
#1,423	Juneau County, WI	125.5 GWh	9
#1,707	Juniata County, PA	33.8 GWh	1
#1,157	Kalamazoo County, MI	316.6 GWh	7

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

Top 20 U.S. Counties by Net Generation

Totals are based on the most recent 12 months net generation

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