Electricity Generation Aggregated by U.S. County

National Rank	County	Net Generation (Past Year)	Power Plants
#1	Maricopa County, AZ	77.1 TWh	82
#2	Harris County, TX	39.2 TWh	90
#3	York County, PA	35.0 TWh	13
#4	Kern County, CA	32.9 TWh	293
#5	Burke County, GA	32.8 TWh	7
#6	Clark County, NV	31.1 TWh	77
#7	Limestone County, AL	30.6 TWh	2
#8	Palm Beach County, FL	29.9 TWh	11
#9	Will County, IL	28.7 TWh	33
#10	Oswego County, NY	28.4 TWh	30
#11	Salem County, NJ	27.8 TWh	8
#12	Luzerne County, PA	27.7 TWh	10
#13	Polk County, FL	25.7 TWh	37
#14	Grant County, WA	23.3 TWh	8
#15	Grundy County, IL	22.4 TWh	10
#16	Miami-Dade County, FL	21.8 TWh	12
#17	Monroe County, MI	21.1 TWh	4
#18	Oconee County, SC	21.0 TWh	4
#19	Los Angeles County, CA	21.0 TWh	290
#20	Matagorda County, TX	20.6 TWh	9
#21	LaSalle County, IL	20.5 TWh	17
#22	Ogle County, IL	20.1 TWh	11
#23	Rhea County, TN	19.9 TWh	3
#24	Montgomery County, PA	19.8 TWh	13
#25	York County, SC	19.7 TWh	4
#26	Somervell County, TX	19.7 TWh	1
#27	Mecklenburg County, NC	19.5 TWh	8
#28	San Luis Obispo County, CA	19.0 TWh	20
#29	St. Lucie County, FL	18.8 TWh	14
#30	St. Charles Parish, LA	18.6 TWh	6
#31	Cobb County, GA	18.3 TWh	5
#32	Hamilton County, TN	17.6 TWh	5
#33	Gallia County, OH	17.6 TWh	2
#34	Berrien County, MI	17.2 TWh	7
#35	Southeastern Connecticut Planning Region, CT	17.1 TWh	50
#36	Jefferson County, AL	17.1 TWh	4
#37	Queens County, NY	16.7 TWh	21
#38	Beaver County, PA	16.6 TWh	12
#39	Citrus County, FL	16.6 TWh	3
#40	Rock Island County, IL	16.3 TWh	7
#41	Louisa County, VA	16.3 TWh	9
#42	Fort Bend County, TX	16.3 TWh	26
#43	Pope County, AR	16.1 TWh	2
#44	Niagara County, NY	16.0 TWh	21
#45	Brunswick County, NC	15.9 TWh	6
#46	Franklin County, MO	15.7 TWh	1
#47	Heard County, GA	15.6 TWh	6
#48	St. Clair County, MI	15.5 TWh	11
#49	Mobile County, AL	15.3 TWh	8
#50	Rockingham County, NH	15.0 TWh	6
#51	Contra Costa County, CA	14.9 TWh	50
#52	Calvert County, MD	14.8 TWh	2
#53	San Bernardino County, CA	14.4 TWh	196
#54	Surry County, VA	14.4 TWh	6
#55	Appling County, GA	14.3 TWh	2
#56	Houston County, AL	14.2 TWh	2
#57	Hillsborough County, FL	14.0 TWh	33
#58	Ottawa County, MI	13.8 TWh	14
#59	Riverside County, CA	13.7 TWh	158
#60	Rusk County, TX	13.4 TWh	3
#61	Jefferson County, OH	13.1 TWh	5
#62	Bexar County, TX	13.0 TWh	30
#63	Northampton County, PA	12.8 TWh	11
#64	Mercer County, ND	12.8 TWh	6
#65	Lee County, AL	12.8 TWh	4
#66	Robertson County, TX	12.7 TWh	6
#67	St. Clair County, IL	12.5 TWh	6
#68	Greensville County, VA	12.4 TWh	6
#69	Broward County, FL	12.4 TWh	7
#70	Douglas County, WA	12.3 TWh	2
#71	Autauga County, AL	12.2 TWh	5
#72	Brazoria County, TX	12.2 TWh	42
#73	Guadalupe County, TX	12.1 TWh	10
#74	Jefferson County, KY	12.0 TWh	6
#75	Putnam County, FL	12.0 TWh	10
#76	Harrison County, WV	11.9 TWh	2
#77	Calcasieu Parish, LA	11.7 TWh	12
#78	Washington County, OH	11.7 TWh	7
#79	Union County, NJ	11.7 TWh	20
#80	Okeechobee County, FL	11.7 TWh	8
#81	Union County, AR	11.6 TWh	3
#82	Umatilla County, OR	11.6 TWh	17
#83	Guernsey County, OH	11.5 TWh	1
#84	Iberville Parish, LA	11.4 TWh	9
#85	Weld County, CO	11.2 TWh	52
#86	Bartow County, GA	11.2 TWh	3
#87	Rosebud County, MT	11.1 TWh	5
#88	Delaware County, PA	11.0 TWh	7
#89	Wharton County, TX	11.0 TWh	17
#90	Middlesex County, NJ	10.9 TWh	72
#91	Midland County, MI	10.8 TWh	2
#92	Manitowoc County, WI	10.7 TWh	7
#93	Cleveland County, NC	10.7 TWh	33
#94	Lake County, OH	10.7 TWh	3
#95	Ector County, TX	10.6 TWh	14
#96	Berkeley County, SC	10.6 TWh	8
#97	Wise County, TX	10.6 TWh	4
#98	Chambers County, TX	10.6 TWh	7
#99	Claiborne County, MS	10.6 TWh	1
#100	Mayes County, OK	10.6 TWh	6

Net Generation data is based on the last 12 months since Aug 2024

Top 20 U.S. Counties by Net Generation

Totals are based on the most recent 12 months net generation

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