California Independent System Operator

Balancing Authority Summary Information

California Independent System Operator is ranked #7 out of 65 balancing authorities in terms of total annual electricity generation.

Balancing Authority	California Independent System Operator
States	Arizona California Nevada
Last Update	Jan 2026
Annual Generation	184.8 TWh
Power Plants	2,075
Utilities	965
Ranked #7 out of 65 in terms of net annual generation
Ranked #7 out of 53 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 41.7% Solar \| 26.8% Water \| 11.8% Wind \| 10.6% Nuclear \| 9.5%

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Daily Net Generation for California Independent System Operator for the past 3 Years

Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Costa View Farms	127 CVF, LLC	Madera, CA	5 GWh	May 2024	Dec 2024	Solar
Equinix Lundy Ave. Fuel Cell	2016 ESA Project Company, LLC	San Jose, CA	26 GWh	Aug 2017	Dec 2024	Natural Gas
EQX011 Duane Fuel Cell	2016 ESA Project Company, LLC	Santa Clara, CA	23 GWh	Aug 2018	Dec 2024	Natural Gas
EQX015 Great Oaks Fuel Cell	2016 ESA Project Company, LLC	San Jose, CA	31 GWh	Dec 2017	Dec 2024	Natural Gas
JSR000 N Mathilda Fuel Cell	2016 ESA Project Company, LLC	Sunnyvale, CA	9 GWh	May 2019	Dec 2024	Natural Gas
KSR028 Merced Fuel Cell	2016 ESA Project Company, LLC	San Leandro, CA	16 GWh	Mar 2018	Dec 2024	Natural Gas
GEN005 Antibody Fuel Cell	2016 ESA Project Company, LLC	Oceanside, CA	21 GWh	Mar 2019	Dec 2024	Natural Gas
SCU000 El Camino Real Fuel Cell	2016 ESA Project Company, LLC	Santa Clara, CA	12 GWh	Nov 2018	Dec 2024	Natural Gas
KSR053 Cantara Fuel Cell	2016 ESA Project Company, LLC	Panorama City, CA	12 GWh	Apr 2018	Dec 2024	Natural Gas
TLR000 Hansen Fuel Cell	2016 ESA Project Company, LLC	Salinas, CA	8 GWh	Aug 2018	Dec 2024	Natural Gas
AGT000 Stevens Creek Fuel Cell	2016 ESA Project Company, LLC	Santa Clara, CA	8 GWh	Aug 2018	Dec 2024	Natural Gas
Equinix Maple Ave. Fuel Cell	2016 ESA Project Company, LLC	El Segundo, CA	8 GWh	Aug 2017	Dec 2024	Natural Gas
Equinix Douglas St. Fuel Cell	2016 ESA Project Company, LLC	El Segundo, CA	8 GWh	Aug 2017	Dec 2024	Natural Gas
EQX010 Great Oaks Fuel Cell	2016 ESA Project Company, LLC	San Jose, CA	20 GWh	Aug 2019	Dec 2024	Natural Gas
Equinix Great Oaks Blvd. Fuel Cell	2016 ESA Project Company, LLC	San Jose, CA	31 GWh	Nov 2017	Dec 2024	Natural Gas
Kaiser Napa Valley Corporate Dr Fuel Cel	2016 ESA Project Company, LLC	Napa, CA	38 GWh	May 2017	Dec 2024	Natural Gas
Kaiser Owens Dr. Fuel Cell	2016 ESA Project Company, LLC	Pleasanton, CA	8 GWh	Aug 2017	Dec 2024	Natural Gas
Kaiser Deer Valley Rd. Fuel Cell	2016 ESA Project Company, LLC	Antioch, CA	11 GWh	Mar 2017	Dec 2024	Natural Gas
Kaiser East La Palma Ave. Fuel Cell	2016 ESA Project Company, LLC	Anaheim, CA	18 GWh	Aug 2017	Dec 2024	Natural Gas
Mission College Blvd. Fuel Cell	2016 ESA Project Company, LLC	Santa Clara, CA	40 GWh	Nov 2017	Dec 2024	Natural Gas
Equinix Caspian Dr. Fuel Cell	2016 ESA Project Company, LLC	Sunnyvale, CA	38 GWh	Nov 2017	Dec 2024	Natural Gas
CST001 McCarthy Fuel Cell	2016 ESA Project Company, LLC	Milpitas, CA	9 GWh	Dec 2018	Dec 2024	Natural Gas
Borden Solar Farm	41MB 8me, LLC	Madera, CA	118 GWh	May 2020	Oct 2025	Solar
Redwood 4 Solar Farm	54 KR 8me LLC	Edison, CA	40 GWh	Nov 2017	Dec 2024	Solar
ABEC #2 dba West-Star Dairy	ABEC #2 LLC	Buttonwillow, CA	8 GWh	Jan 2018	Dec 2024	Other Biomass Gas
ABEC #3 dba Lakeview Dairy	ABEC #3 LLC	Bakersfield, CA	6 GWh	Jan 2018	Dec 2024	Other Biomass Gas
ABEC #4 dba CE&S Dairy	ABEC #4 LLC	Bakersfield, CA	8 GWh	Jan 2018	Dec 2024	Other Biomass Gas
ABEC Bidart-Old River LLC	ABEC Bidart-Old River LLC	Bakersfield, CA	16 GWh	Nov 2013	Dec 2024	Other Biomass Gas
Abel Road Bioenergy	ACC Renewable Resources	Williams, CA	22 GWh	Jun 2022	Dec 2024	Agricultural By-Products
Cloverdale Solar Center	Adapture Renewables, Inc.	Cloverdale, CA	2 GWh	Apr 2019	Dec 2024	Solar
Adelanto Solar II, LLC	Adelanto Solar II, LLC	Adelanto, CA	14 GWh	Jun 2015	Dec 2024	Solar
Adelanto Solar, LLC	Adelanto Solar, LLC	Adelanto, CA	53 GWh	Aug 2015	Dec 2024	Solar
Lost Hills Cogeneration Plant	AERA Energy LLC	Lost Hills, CA	9 GWh	Sep 1985	Dec 2024	Natural Gas
South Belridge Cogeneration Facility	AERA Energy LLC	McKittrick, CA	469 GWh	Nov 1985	Oct 2025	Natural Gas
Coalinga Cogeneration Facility	Aera Energy LLC-Coalinga	Coalinga, CA	36 GWh	May 1988	Dec 2024	Natural Gas
Aera San Ardo Cogen Facility	Aera Energy LLC-San Ardo	San Ardo, CA	17 GWh	Jun 1989	Dec 2024	Natural Gas
AES Alamitos Energy Center	AES Alamitos Energy, LLC	Long Beach, CA	2 TWh	Jan 2020	Oct 2025	Natural Gas
AES Alamitos LLC	AES Alamitos LLC	Long Beach, CA	28 GWh	Aug 1956	Oct 2025	Natural Gas
Estrella Solar & Storage	AES Clean Energy	Lancaster, CA	154 GWh	Nov 2023	Oct 2025	Solar
Baldy Mesa 2_Silver Peak Hybrid	AES Clean Energy	Adelanto, CA	108 GWh	Nov 2024	Oct 2025	Solar
Raceway Solar & Storage	AES Clean Energy	Lancaster, CA	373 GWh	Apr 2024	Oct 2025	Solar
Rexford Solar Farm	AES Clean Energy	Ducor, CA	617 GWh	-	Oct 2025	Solar
McFarland B Solar and Storage	AES Clean Energy	Dateland, AZ	524 GWh	Nov 2024	Oct 2025	Solar : 99.9%
Baldy Mesa Solar & Storage	AES Clean Energy	Adelanto, CA	287 GWh	Apr 2024	Oct 2025	Solar
McFarland A Solar and Storage	AES Clean Energy	Dateland, AZ	532 GWh	Nov 2023	Oct 2025	Solar
Antelope Expansion 2	AES Distributed Energy	Lancaster, CA	268 GWh	Nov 2018	Oct 2025	Solar
Bayshore Solar B, LLC	AES Distributed Energy	Lancaster, CA	45 GWh	Nov 2017	Dec 2024	Solar
San Pablo Raceway	AES Distributed Energy	Lancaster, CA	231 GWh	Jul 2019	Oct 2025	Solar
North Lancaster Ranch	AES Distributed Energy	Lancaster, CA	37 GWh	Nov 2016	Dec 2024	Solar
Marin Clean Energy Solar One	AES Distributed Energy	Richmond, CA	21 GWh	Nov 2017	Dec 2024	Solar
Manteca Land PV	AES Distributed Energy	Manteca, CA	2 GWh	Nov 2017	Dec 2024	Solar
Green Beanworks B PV	AES Distributed Energy	Lancaster, CA	7 GWh	Nov 2018	Dec 2024	Solar
Bakersfield PV 1	AES Distributed Energy	Bakersfield, CA	5 GWh	Nov 2017	Dec 2024	Solar
Antelope DSR 3	AES Distributed Energy	Lancaster, CA	58 GWh	Aug 2019	Dec 2024	Solar
Bayshore Solar C, LLC	AES Distributed Energy	Lancaster, CA	41 GWh	Nov 2017	Dec 2024	Solar
Delano Land 1	AES Distributed Energy	Delano, CA	963 MWh	Nov 2017	Dec 2024	Solar
Green Beanworks D PV	AES Distributed Energy	Palmdale, CA	4 GWh	Jul 2018	Dec 2024	Solar
Green Beanworks C PV	AES Distributed Energy	Palmdale, CA	5 GWh	Jul 2018	Dec 2024	Solar
Bakersfield Industrial PV 1	AES Distributed Energy	Bakersfield, CA	2 GWh	Nov 2017	Dec 2024	Solar
Bayshore Solar A, LLC	AES Distributed Energy	Lancaster, CA	46 GWh	Nov 2017	Dec 2024	Solar
Antelope Big Sky Ranch	AES Distributed Energy	Lancaster, CA	54 GWh	Jul 2016	Dec 2024	Solar
Summer Solar LLC	AES Distributed Energy	Lancaster, CA	49 GWh	Jun 2016	Dec 2024	Solar
Central Antelope Dry Ranch C	AES Distributed Energy	Lancaster, CA	33 GWh	Apr 2016	Dec 2024	Solar
Elevation Solar C	AES Distributed Energy	Lancaster, CA	103 GWh	Nov 2016	Oct 2025	Solar
Western Antelope Blue Sky B	AES Distributed Energy	Lancaster, CA	50 GWh	Nov 2016	Dec 2024	Solar
Adera Solar	AES Distributed Energy	Chowchilla, CA	17 GWh	Nov 2015	Dec 2024	Solar
Lemoore 1	AES Distributed Energy	Lemoore, CA	1 GWh	Jan 2016	Dec 2024	Solar
Solverde 1	AES Distributed Energy	Lancaster, CA	209 GWh	Nov 2016	Oct 2025	Solar
Antelope DSR 1	AES Distributed Energy	Lancaster, CA	132 GWh	Nov 2016	Oct 2025	Solar
Antelope DSR 2	AES Distributed Energy	Lancaster, CA	12 GWh	Nov 2016	Dec 2024	Solar
Antelope Expansion 3B	AES Distributed Energy	Lancaster, CA	11 GWh	May 2021	Dec 2024	Solar
Antelope Expansion 3A	AES Distributed Energy	Lancaster, CA	32 GWh	May 2021	Dec 2024	Solar
SFDK Solar	AES Distributed Energy	Vallejo, CA	10 GWh	Nov 2019	Dec 2024	Solar
Antelope Expansion 1B	AES Distributed Energy	Lancaster, CA	45 GWh	Oct 2022	Dec 2024	Solar
SEPV Palmdale East	AES Distributed Energy	Palmdale, CA	25 GWh	Jul 2015	Dec 2024	Solar
Mountain View IV	AES Distributed Energy	North Palm Springs, CA	187 GWh	Jan 2012	Dec 2024	Wind
Tahquitz High School	AES Distributed Energy	Hemet, CA	2 GWh	Aug 2012	Dec 2024	Solar
Lancaster Little Rock	AES Distributed Energy	Landers, CA	3 GWh	Nov 2014	Dec 2024	Solar
Victor Mesa Linda B2	AES Distributed Energy	Victorville, CA	4 GWh	Oct 2014	Dec 2024	Solar
Victor Mesa Linda C2	AES Distributed Energy	Victorville, CA	4 GWh	Oct 2014	Dec 2024	Solar
Victor Mesa Linda D2	AES Distributed Energy	Victorville, CA	4 GWh	Oct 2014	Dec 2024	Solar
Victor Mesa Linda E2	AES Distributed Energy	Victorville, CA	4 GWh	Oct 2014	Dec 2024	Solar
SEPV Mojave West	AES Distributed Energy	Mojave, CA	54 GWh	May 2016	Dec 2024	Solar
Sierra Solar Greenworks	AES Distributed Energy	Lancaster, CA	39 GWh	Oct 2015	Dec 2024	Solar
West Valley High School Solar	AES Distributed Energy	Hemet, CA	1 GWh	Aug 2012	Dec 2024	Solar
Victor Dry Farm Ranch A	AES Distributed Energy	Victorville, CA	10 GWh	May 2015	Dec 2024	Solar
Victor Dry Farm Ranch B	AES Distributed Energy	Victorville, CA	10 GWh	May 2015	Dec 2024	Solar
SEPV 18	AES Distributed Energy	Palmdale, CA	5 GWh	Dec 2015	Dec 2024	Solar
Aspiration G	AES Distributed Energy	Cantua Creek, CA	21 GWh	Aug 2017	Dec 2024	Solar
Citizen B	AES Distributed Energy	Mendota, CA	4 GWh	Nov 2015	Dec 2024	Solar
Lancaster WAD B	AES Distributed Energy	Lancaster, CA	7 GWh	Mar 2017	Dec 2024	Solar
Woodmere Solar Farm	AES Distributed Energy	Edison, CA	24 GWh	Nov 2015	Dec 2024	Solar
Industry Solar Power Generation Station	AES Distributed Energy	Adelanto, CA	4 GWh	Nov 2013	Dec 2024	Solar
Navajo Solar Power Generation Station 1	AES Distributed Energy	Apple Valley, CA	4 GWh	Nov 2013	Dec 2024	Solar
Powhatan Solar Power Generation Station	AES Distributed Energy	Apple Valley, CA	3 GWh	Nov 2013	Dec 2024	Solar
Otoe Solar Power Generation Station 1 LL	AES Distributed Energy	Apple Valley, CA	3 GWh	Nov 2013	Dec 2024	Solar
Western Antelope Blue Sky Ranch A	AES Distributed Energy	Lancaster, CA	45 GWh	Oct 2014	Dec 2024	Solar
Western Antelope Dry Ranch	AES Distributed Energy	Lancaster, CA	22 GWh	Nov 2016	Dec 2024	Solar
North Bay Solar 1	AES Distributed Energy	Fairfield, CA	2 GWh	Jul 2013	Dec 2024	Solar
Lancaster Dry Farm Ranch B	AES Distributed Energy	Lancaster, CA	8 GWh	Oct 2014	Dec 2024	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#26	Arizona Public Service Company	24.0 TWh	92
#54	Arlington Valley, LLC	3.3 TWh	1
#36	Balancing Authority of Northern California	14.7 TWh	87
#47	Imperial Irrigation District	6.4 TWh	66
#29	Los Angeles Department of Water and Power	18.6 TWh	124
#22	Nevada Power Company	37.3 TWh	139
#64	New Harquahala Generating Company, LLC	132.0 GWh	1
#19	Salt River Project Agricultural Improvement and Power District	60.1 TWh	48
#57	Turlock Irrigation District	2.0 TWh	11
#39	Western Area Power Administration - Desert Southwest Region	9.8 TWh	33

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#3	Electric Reliability Council of Texas, Inc.	484.7 TWh	1,313
#5	Southwest Power Pool	300.6 TWh	835
#6	Southern Company Services, Inc. - Trans	249.9 TWh	417
#7	California Independent System Operator	184.8 TWh	2,075
#9	Tennessee Valley Authority	161.0 TWh	204
#10	Florida Power & Light Co.	149.6 TWh	187
#12	New York Independent System Operator	132.6 TWh	1,211
#13	Duke Energy Carolinas	111.6 TWh	565
#15	ISO New England	107.8 TWh	1,577
#16	Bonneville Power Administration	83.7 TWh	163