Electricity Generation Aggregated by U.S. County

National Rank	County	Net Generation (Past Year)	Power Plants
#98	Manitowoc County, WI	10.7 TWh	7
#97	Delaware County, PA	10.7 TWh	7
#96	Choctaw County, MS	10.7 TWh	3
#95	Berkeley County, SC	10.7 TWh	9
#94	Gibson County, IN	10.9 TWh	3
#93	Lake County, OH	10.9 TWh	3
#92	Sherman County, OR	10.9 TWh	12
#91	Anderson County, SC	11.0 TWh	17
#90	Harrison County, WV	11.1 TWh	2
#89	Kaufman County, TX	11.1 TWh	5
#88	Weld County, CO	11.2 TWh	71
#87	Putnam County, FL	11.3 TWh	10
#86	Effingham County, GA	11.3 TWh	7
#85	Umatilla County, OR	11.4 TWh	21
#84	Jackson County, MS	11.5 TWh	3
#83	Greensville County, VA	11.6 TWh	7
#82	San Bernardino County, CA	11.7 TWh	212
#81	Douglas County, WA	11.9 TWh	1
#80	Ottawa County, MI	12.0 TWh	14
#79	Okeechobee County, FL	12.0 TWh	10
#78	Emery County, UT	12.1 TWh	8
#77	Washington County, OH	12.1 TWh	8
#76	Guernsey County, OH	12.2 TWh	1
#75	St. Clair County, IL	12.2 TWh	17
#74	Contra Costa County, CA	12.5 TWh	59
#73	Lee County, AL	12.5 TWh	4
#72	Autauga County, AL	12.7 TWh	5
#71	Union County, AR	12.7 TWh	3
#70	Jefferson County, KY	12.8 TWh	6
#69	Broward County, FL	12.8 TWh	7
#68	Surry County, VA	12.8 TWh	6
#67	Bexar County, TX	12.8 TWh	38
#66	Bartow County, GA	12.9 TWh	3
#65	Wharton County, TX	13.3 TWh	21
#64	St. Clair County, MI	13.7 TWh	11
#63	Mercer County, ND	13.7 TWh	6
#62	Chelan County, WA	13.8 TWh	6
#61	Iberville Parish, LA	13.9 TWh	10
#60	Riverside County, CA	14.0 TWh	165
#59	Northampton County, PA	14.0 TWh	11
#58	Ector County, TX	14.0 TWh	23
#57	Brazoria County, TX	14.1 TWh	55
#56	Appling County, GA	14.1 TWh	2
#55	Robertson County, TX	14.2 TWh	9
#54	Calcasieu Parish, LA	14.4 TWh	13
#53	Queens County, NY	14.4 TWh	27
#52	Rusk County, TX	14.6 TWh	3
#51	Pope County, AR	14.6 TWh	2
#50	Calvert County, MD	14.9 TWh	3
#49	Heard County, GA	15.0 TWh	6
#48	Niagara County, NY	15.0 TWh	27
#47	Houston County, AL	15.1 TWh	2
#46	Franklin County, MO	15.2 TWh	1
#45	Brunswick County, NC	15.3 TWh	6
#44	Citrus County, FL	15.9 TWh	4
#43	Rockingham County, NH	16.0 TWh	6
#42	Hillsborough County, FL	16.0 TWh	37
#41	Mobile County, AL	16.2 TWh	9
#40	Rock Island County, IL	16.4 TWh	7
#39	Beaver County, PA	16.4 TWh	12
#38	Los Angeles County, CA	17.0 TWh	325
#37	Gallia County, OH	17.6 TWh	2
#36	Southeastern Connecticut Planning Region, CT	17.8 TWh	53
#35	Hamilton County, TN	18.0 TWh	5
#34	St. Lucie County, FL	18.0 TWh	16
#33	Louisa County, VA	18.1 TWh	9
#32	York County, SC	18.4 TWh	4
#31	Berrien County, MI	18.6 TWh	7
#30	Cobb County, GA	18.6 TWh	6
#29	Jefferson County, AL	18.9 TWh	4
#28	Mecklenburg County, NC	19.0 TWh	8
#27	LaSalle County, IL	19.5 TWh	28
#26	Ogle County, IL	19.7 TWh	13
#25	Montgomery County, PA	19.8 TWh	13
#24	Somervell County, TX	20.0 TWh	2
#23	Miami-Dade County, FL	20.2 TWh	12
#22	San Luis Obispo County, CA	20.4 TWh	22
#21	Rhea County, TN	20.7 TWh	3
#20	Fort Bend County, TX	20.9 TWh	30
#19	Matagorda County, TX	21.2 TWh	13
#18	Oconee County, SC	21.4 TWh	4
#17	Grundy County, IL	22.2 TWh	15
#16	Monroe County, MI	22.9 TWh	5
#15	Polk County, FL	23.0 TWh	40
#14	St. Charles Parish, LA	23.1 TWh	8
#13	Luzerne County, PA	27.0 TWh	11
#12	Palm Beach County, FL	27.2 TWh	11
#11	Will County, IL	27.2 TWh	47
#10	Salem County, NJ	28.1 TWh	10
#9	Grant County, WA	30.1 TWh	10
#8	Oswego County, NY	30.2 TWh	36
#7	Limestone County, AL	31.0 TWh	2
#6	Clark County, NV	31.5 TWh	83
#5	Kern County, CA	34.9 TWh	333
#4	York County, PA	35.5 TWh	16
#3	Harris County, TX	37.2 TWh	108
#2	Burke County, GA	37.4 TWh	8
#1	Maricopa County, AZ	78.4 TWh	97

Net Generation data is based on the last 12 months since Jul 2026

Top 20 U.S. Counties by Net Generation

Totals are based on the most recent 12 months net generation

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