California Independent System Operator

Balancing Authority Summary Information

California Independent System Operator is ranked #7 out of 64 balancing authorities in terms of total annual electricity generation.

Balancing Authority	California Independent System Operator
States	Arizona California Nevada New Mexico
Last Update	Jul 2026
Annual Generation	169.4 TWh
Power Plants	2,135
Utilities	988
Ranked #7 out of 64 in terms of net annual generation
Ranked #12 out of 53 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 34% Solar \| 30% Water \| 12.4% Wind \| 11.3% Nuclear \| 11%

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

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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 Maple Ave. Fuel Cell	2016 ESA Project Company, LLC	El Segundo, CA	8 GWh	Aug 2017	Dec 2025	Natural Gas
Equinix Douglas St. Fuel Cell	2016 ESA Project Company, LLC	El Segundo, CA	15 GWh	Aug 2017	Dec 2025	Natural Gas
AGT000 Stevens Creek Fuel Cell	2016 ESA Project Company, LLC	Santa Clara, CA	17 GWh	Aug 2018	Dec 2025	Natural Gas
CST001 McCarthy Fuel Cell	2016 ESA Project Company, LLC	Milpitas, CA	9 GWh	Dec 2018	Dec 2025	Natural Gas
EQX010 Great Oaks Fuel Cell	2016 ESA Project Company, LLC	San Jose, CA	19 GWh	Aug 2019	Dec 2025	Natural Gas
Equinix Lundy Ave. Fuel Cell	2016 ESA Project Company, LLC	San Jose, CA	31 GWh	Aug 2017	Dec 2025	Natural Gas
Equinix Great Oaks Blvd. Fuel Cell	2016 ESA Project Company, LLC	San Jose, CA	27 GWh	Nov 2017	Dec 2025	Natural Gas
EQX011 Duane Fuel Cell	2016 ESA Project Company, LLC	Santa Clara, CA	31 GWh	Aug 2018	Dec 2025	Natural Gas
EQX015 Great Oaks Fuel Cell	2016 ESA Project Company, LLC	San Jose, CA	31 GWh	Dec 2017	Dec 2025	Natural Gas
JSR000 N Mathilda Fuel Cell	2016 ESA Project Company, LLC	Sunnyvale, CA	9 GWh	May 2019	Dec 2025	Natural Gas
Kaiser Napa Valley Corporate Dr Fuel Cel	2016 ESA Project Company, LLC	Napa, CA	39 GWh	May 2017	Dec 2025	Natural Gas
KSR028 Merced Fuel Cell	2016 ESA Project Company, LLC	San Leandro, CA	16 GWh	Mar 2018	Dec 2025	Natural Gas
GEN005 Antibody Fuel Cell	2016 ESA Project Company, LLC	Oceanside, CA	19 GWh	Mar 2019	Dec 2025	Natural Gas
SCU000 El Camino Real Fuel Cell	2016 ESA Project Company, LLC	Santa Clara, CA	12 GWh	Nov 2018	Dec 2025	Natural Gas
KSR053 Cantara Fuel Cell	2016 ESA Project Company, LLC	Panorama City, CA	12 GWh	Apr 2018	Dec 2025	Natural Gas
TLR000 Hansen Fuel Cell	2016 ESA Project Company, LLC	Salinas, CA	20 GWh	Aug 2018	Dec 2025	Natural Gas
Kaiser Owens Dr. Fuel Cell	2016 ESA Project Company, LLC	Pleasanton, CA	8 GWh	Aug 2017	Dec 2025	Natural Gas
Kaiser Deer Valley Rd. Fuel Cell	2016 ESA Project Company, LLC	Antioch, CA	11 GWh	Mar 2017	Dec 2025	Natural Gas
Kaiser East La Palma Ave. Fuel Cell	2016 ESA Project Company, LLC	Anaheim, CA	18 GWh	Aug 2017	Dec 2025	Natural Gas
Mission College Blvd. Fuel Cell	2016 ESA Project Company, LLC	Santa Clara, CA	36 GWh	Nov 2017	Dec 2025	Natural Gas
Equinix Caspian Dr. Fuel Cell	2016 ESA Project Company, LLC	Sunnyvale, CA	39 GWh	Nov 2017	Dec 2025	Natural Gas
Borden Solar Farm	41MB 8me, LLC	Madera, CA	99 GWh	May 2020	May 2026	Solar
Bellefield Solar and Energy Storage Farm	50LW 8me LLC	Mojave, CA	382 GWh	Nov 2025	May 2026	Solar
Redwood 4 Solar Farm	54 KR 8me LLC	Edison, CA	19 GWh	Nov 2017	Dec 2025	Solar
ABEC #2 dba West-Star Dairy	ABEC #2 LLC	Buttonwillow, CA	8 GWh	Jan 2018	Dec 2025	Other Biomass Gas
ABEC #3 dba Lakeview Dairy	ABEC #3 LLC	Bakersfield, CA	5 GWh	Jan 2018	Dec 2025	Other Biomass Gas
ABEC #4 dba CE&S Dairy	ABEC #4 LLC	Bakersfield, CA	7 GWh	Jan 2018	Dec 2025	Other Biomass Gas
ABEC Bidart-Old River LLC	ABEC Bidart-Old River LLC	Bakersfield, CA	16 GWh	Nov 2013	Dec 2025	Other Biomass Gas
Abel Road Bioenergy	ACC Renewable Resources	Williams, CA	23 GWh	Jun 2022	Dec 2025	Agricultural By-Products
Cloverdale Solar Center	Adapture Renewables, Inc.	Cloverdale, CA	2 GWh	Apr 2019	Dec 2025	Solar
Adelanto Solar II, LLC	Adelanto Solar II, LLC	Adelanto, CA	18 GWh	Jun 2015	Dec 2025	Solar
Adelanto Solar, LLC	Adelanto Solar, LLC	Adelanto, CA	59 GWh	Aug 2015	Dec 2025	Solar
South Belridge Cogeneration Facility	AERA Energy LLC	McKittrick, CA	474 GWh	Nov 1985	May 2026	Natural Gas
Lost Hills Cogeneration Plant	AERA Energy LLC	Lost Hills, CA	8 GWh	Sep 1985	Dec 2025	Natural Gas
Coalinga Cogeneration Facility	Aera Energy LLC-Coalinga	Coalinga, CA	42 GWh	May 1988	Dec 2025	Natural Gas
Aera San Ardo Cogen Facility	Aera Energy LLC-San Ardo	San Ardo, CA	20 GWh	Jun 1989	Dec 2025	Natural Gas
AES Alamitos Energy Center	AES Alamitos Energy, LLC	Long Beach, CA	1 TWh	Jan 2020	May 2026	Natural Gas
AES Alamitos LLC	AES Alamitos LLC	Long Beach, CA	28 GWh	Aug 1956	Oct 2025	Natural Gas
McFarland B Solar and Storage	AES Clean Energy	Dateland, AZ	749 GWh	Nov 2024	May 2026	Solar
Baldy Mesa 2_Silver Peak Hybrid	AES Clean Energy	Adelanto, CA	119 GWh	Nov 2024	May 2026	Solar
McFarland A Solar and Storage	AES Clean Energy	Dateland, AZ	551 GWh	Nov 2023	May 2026	Solar
Baldy Mesa Solar & Storage	AES Clean Energy	Adelanto, CA	313 GWh	Apr 2024	May 2026	Solar
Rexford Solar Farm	AES Clean Energy	Ducor, CA	708 GWh	Jan 2025	May 2026	Solar
Estrella Solar & Storage	AES Clean Energy	Lancaster, CA	156 GWh	Nov 2023	May 2026	Solar
Raceway Solar & Storage	AES Clean Energy	Lancaster, CA	362 GWh	Apr 2024	May 2026	Solar
Bakersfield PV 1	AES Distributed Energy	Bakersfield, CA	6 GWh	Nov 2017	Dec 2025	Solar
Delano Land 1	AES Distributed Energy	Delano, CA	892 MWh	Nov 2017	Dec 2025	Solar
Manteca Land PV	AES Distributed Energy	Manteca, CA	2 GWh	Nov 2017	Dec 2025	Solar
Bakersfield Industrial PV 1	AES Distributed Energy	Bakersfield, CA	1 GWh	Nov 2017	Oct 2025	Solar
San Pablo Raceway	AES Distributed Energy	Lancaster, CA	215 GWh	Jul 2019	May 2026	Solar
Marin Clean Energy Solar One	AES Distributed Energy	Richmond, CA	21 GWh	Nov 2017	Dec 2025	Solar
Green Beanworks B PV	AES Distributed Energy	Lancaster, CA	6 GWh	Nov 2018	Dec 2025	Solar
Antelope DSR 3	AES Distributed Energy	Lancaster, CA	55 GWh	Aug 2019	Dec 2025	Solar
Antelope Expansion 2	AES Distributed Energy	Lancaster, CA	234 GWh	Nov 2018	May 2026	Solar
Antelope Expansion 1B	AES Distributed Energy	Lancaster, CA	47 GWh	Oct 2022	Dec 2025	Solar
Solverde 1	AES Distributed Energy	Lancaster, CA	203 GWh	Nov 2016	May 2026	Solar
Antelope DSR 1	AES Distributed Energy	Lancaster, CA	119 GWh	Nov 2016	May 2026	Solar
Antelope DSR 2	AES Distributed Energy	Lancaster, CA	14 GWh	Nov 2016	Dec 2025	Solar
Green Beanworks C PV	AES Distributed Energy	Palmdale, CA	8 GWh	Jul 2018	Dec 2025	Solar
Antelope Big Sky Ranch	AES Distributed Energy	Lancaster, CA	50 GWh	Jul 2016	Dec 2025	Solar
Summer Solar LLC	AES Distributed Energy	Lancaster, CA	56 GWh	Jun 2016	Dec 2025	Solar
Antelope Expansion 3B	AES Distributed Energy	Lancaster, CA	13 GWh	May 2021	Dec 2025	Solar
Bayshore Solar B, LLC	AES Distributed Energy	Lancaster, CA	42 GWh	Nov 2017	Dec 2025	Solar
Bayshore Solar C, LLC	AES Distributed Energy	Lancaster, CA	41 GWh	Nov 2017	Dec 2025	Solar
Bayshore Solar A, LLC	AES Distributed Energy	Lancaster, CA	44 GWh	Nov 2017	Dec 2025	Solar
Antelope Expansion 3A	AES Distributed Energy	Lancaster, CA	40 GWh	May 2021	Dec 2025	Solar
SFDK Solar	AES Distributed Energy	Vallejo, CA	10 GWh	Nov 2019	Dec 2025	Solar
Green Beanworks D PV	AES Distributed Energy	Palmdale, CA	6 GWh	Jul 2018	Dec 2025	Solar
Western Antelope Blue Sky Ranch A	AES Distributed Energy	Lancaster, CA	43 GWh	Oct 2014	Dec 2025	Solar
Western Antelope Dry Ranch	AES Distributed Energy	Lancaster, CA	26 GWh	Nov 2016	Dec 2025	Solar
Otoe Solar Power Generation Station 1 LL	AES Distributed Energy	Apple Valley, CA	3 GWh	Nov 2013	Dec 2025	Solar
North Bay Solar 1	AES Distributed Energy	Fairfield, CA	2 GWh	Jul 2013	Dec 2025	Solar
Expressway Solar B	AES Distributed Energy	Victorville, CA	4 GWh	Apr 2014	Dec 2025	Solar
Navajo Solar Power Generation Station 1	AES Distributed Energy	Apple Valley, CA	4 GWh	Nov 2013	Dec 2025	Solar
Powhatan Solar Power Generation Station	AES Distributed Energy	Apple Valley, CA	4 GWh	Nov 2013	Dec 2025	Solar
Rodeo Solar C2	AES Distributed Energy	Lancaster, CA	4 GWh	Apr 2014	Dec 2025	Solar
Lancaster Dry Farm Ranch B	AES Distributed Energy	Lancaster, CA	10 GWh	Oct 2014	Dec 2025	Solar
Expressway Solar C2	AES Distributed Energy	Victorville, CA	3 GWh	Oct 2014	Dec 2025	Solar
Rodeo Solar D2	AES Distributed Energy	Lancaster, CA	3 GWh	Apr 2014	Dec 2025	Solar
Summer Solar A2	AES Distributed Energy	Lancaster, CA	3 GWh	May 2014	Dec 2025	Solar
Expressway Solar A	AES Distributed Energy	Victorville, CA	5 GWh	Apr 2014	Dec 2025	Solar
North Lancaster Ranch	AES Distributed Energy	Lancaster, CA	39 GWh	Nov 2016	Dec 2025	Solar
Summer Solar B2	AES Distributed Energy	Lancaster, CA	3 GWh	May 2014	Dec 2025	Solar
Summer Solar C2	AES Distributed Energy	Lancaster, CA	3 GWh	May 2014	Dec 2025	Solar
Lemoore 1	AES Distributed Energy	Lemoore, CA	1 GWh	Jan 2016	Sep 2025	Solar
Hayworth Solar	AES Distributed Energy	Edison, CA	47 GWh	Nov 2015	Dec 2025	Solar
Summer North Solar	AES Distributed Energy	Lancaster, CA	13 GWh	Nov 2014	Dec 2025	Solar
Woodmere Solar Farm	AES Distributed Energy	Edison, CA	29 GWh	Nov 2015	Dec 2025	Solar
Mountain View IV	AES Distributed Energy	North Palm Springs, CA	173 GWh	Jan 2012	Dec 2025	Wind
Summer Solar D2	AES Distributed Energy	Lancaster, CA	2 GWh	Jun 2014	Dec 2025	Solar
Redcrest Solar Farm	AES Distributed Energy	Edison, CA	34 GWh	Sep 2015	Dec 2025	Solar
Industry Solar Power Generation Station	AES Distributed Energy	Adelanto, CA	4 GWh	Nov 2013	Dec 2025	Solar
SEPV 18	AES Distributed Energy	Palmdale, CA	4 GWh	Dec 2015	Dec 2025	Solar
Aspiration G	AES Distributed Energy	Cantua Creek, CA	21 GWh	Aug 2017	Dec 2025	Solar
Citizen B	AES Distributed Energy	Mendota, CA	9 GWh	Nov 2015	Dec 2025	Solar
Lancaster WAD B	AES Distributed Energy	Lancaster, CA	7 GWh	Mar 2017	Dec 2025	Solar
Lancaster Little Rock	AES Distributed Energy	Landers, CA	3 GWh	Nov 2014	Dec 2025	Solar
SEPV Mojave West	AES Distributed Energy	Mojave, CA	53 GWh	May 2016	Dec 2025	Solar
Tahquitz High School	AES Distributed Energy	Hemet, CA	2 GWh	Aug 2012	Dec 2025	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#25	Arizona Public Service Company	25.2 TWh	100
#54	Arlington Valley, LLC	3.2 TWh	1
#38	Balancing Authority of Northern California	13.7 TWh	90
#49	Imperial Irrigation District	6.2 TWh	66
#29	Los Angeles Department of Water and Power	18.8 TWh	131
#22	Nevada Power Company	36.8 TWh	143
#51	PUD No. 1 of Douglas County	4.4 TWh	4
#19	Salt River Project Agricultural Improvement and Power District	60.3 TWh	49
#57	Turlock Irrigation District	1.9 TWh	11
#40	Western Area Power Administration - Desert Southwest Region	10.4 TWh	34

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#3	Electric Reliability Council of Texas, Inc.	494.1 TWh	1,471
#5	Southwest Power Pool	306.8 TWh	856
#6	Southern Company Services, Inc. - Trans	253.5 TWh	422
#7	California Independent System Operator	169.4 TWh	2,135
#9	Tennessee Valley Authority	163.4 TWh	207
#10	Florida Power & Light Co.	152.2 TWh	187
#12	New York Independent System Operator	134.3 TWh	1,299
#13	Duke Energy Carolinas	112.6 TWh	577
#15	ISO New England	111.1 TWh	1,629
#16	Bonneville Power Administration	91.6 TWh	167