Electricity Generation Aggregated by U.S. County

National Rank	County	Net Generation (Past Year)	Power Plants
#92	Lake County, OH	10.9 TWh	3
#91	Gibson County, IN	11.0 TWh	3
#90	Anderson County, SC	11.0 TWh	17
#89	Harrison County, WV	11.0 TWh	2
#88	Weld County, CO	11.2 TWh	62
#87	Putnam County, FL	11.2 TWh	10
#86	Umatilla County, OR	11.4 TWh	19
#85	Effingham County, GA	11.4 TWh	7
#84	Jackson County, MS	11.6 TWh	3
#83	Washington County, OH	11.6 TWh	8
#82	San Bernardino County, CA	11.6 TWh	208
#81	Douglas County, WA	11.7 TWh	1
#80	Greensville County, VA	11.8 TWh	7
#79	Emery County, UT	11.9 TWh	8
#78	Ottawa County, MI	11.9 TWh	14
#77	Okeechobee County, FL	12.1 TWh	10
#76	Guernsey County, OH	12.1 TWh	1
#75	St. Clair County, IL	12.3 TWh	11
#74	Autauga County, AL	12.4 TWh	5
#73	Contra Costa County, CA	12.4 TWh	59
#72	Lee County, AL	12.5 TWh	4
#71	Broward County, FL	12.5 TWh	7
#70	Union County, AR	12.6 TWh	3
#69	Bexar County, TX	12.7 TWh	38
#68	Surry County, VA	12.8 TWh	6
#67	Jefferson County, KY	12.8 TWh	6
#66	Wharton County, TX	13.0 TWh	21
#65	Bartow County, GA	13.1 TWh	3
#64	Iberville Parish, LA	13.3 TWh	10
#63	Mercer County, ND	13.6 TWh	6
#62	Chelan County, WA	13.6 TWh	6
#61	Northampton County, PA	13.8 TWh	11
#60	Ector County, TX	13.8 TWh	23
#59	Queens County, NY	13.9 TWh	23
#58	Rusk County, TX	13.9 TWh	3
#57	Appling County, GA	14.0 TWh	2
#56	Riverside County, CA	14.0 TWh	162
#55	Brazoria County, TX	14.0 TWh	54
#54	Robertson County, TX	14.1 TWh	8
#53	St. Clair County, MI	14.2 TWh	11
#52	Calcasieu Parish, LA	14.4 TWh	13
#51	Pope County, AR	14.6 TWh	2
#50	Heard County, GA	14.9 TWh	6
#49	Calvert County, MD	14.9 TWh	3
#48	Franklin County, MO	15.0 TWh	1
#47	Niagara County, NY	15.0 TWh	26
#46	Houston County, AL	15.1 TWh	2
#45	Brunswick County, NC	15.3 TWh	6
#44	Hillsborough County, FL	15.7 TWh	37
#43	Citrus County, FL	15.8 TWh	4
#42	Rockingham County, NH	16.0 TWh	6
#41	Mobile County, AL	16.2 TWh	9
#40	Beaver County, PA	16.3 TWh	12
#39	Rock Island County, IL	16.4 TWh	7
#38	Los Angeles County, CA	16.7 TWh	319
#37	Southeastern Connecticut Planning Region, CT	17.8 TWh	52
#36	Gallia County, OH	17.9 TWh	2
#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	19.0 TWh	4
#28	Mecklenburg County, NC	19.0 TWh	8
#27	LaSalle County, IL	19.5 TWh	27
#26	Ogle County, IL	19.7 TWh	12
#25	Montgomery County, PA	19.8 TWh	13
#24	Somervell County, TX	20.0 TWh	2
#23	Miami-Dade County, FL	20.3 TWh	12
#22	San Luis Obispo County, CA	20.5 TWh	22
#21	Rhea County, TN	20.6 TWh	3
#20	Fort Bend County, TX	21.0 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	12
#16	St. Charles Parish, LA	23.0 TWh	8
#15	Monroe County, MI	23.4 TWh	5
#14	Polk County, FL	23.5 TWh	39
#13	Will County, IL	26.9 TWh	44
#12	Luzerne County, PA	26.9 TWh	10
#11	Palm Beach County, FL	27.0 TWh	11
#10	Salem County, NJ	28.1 TWh	10
#9	Grant County, WA	29.8 TWh	9
#8	Oswego County, NY	30.2 TWh	36
#7	Limestone County, AL	31.0 TWh	2
#6	Clark County, NV	31.0 TWh	83
#5	Kern County, CA	34.3 TWh	317
#4	York County, PA	35.7 TWh	16
#3	Harris County, TX	37.5 TWh	108
#2	Burke County, GA	37.5 TWh	8
#1	Maricopa County, AZ	78.0 TWh	94

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

Top 20 U.S. Counties by Net Generation

Totals are based on the most recent 12 months net generation

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