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
Equinix Caspian Dr. Fuel Cell	2016 ESA Project Company, LLC	Sunnyvale, CA	39 GWh	Nov 2017	Dec 2025	Natural Gas
Beringer	SunStrong Management, LLC	Saint Helena, CA	2 GWh	Dec 2008	Dec 2025	Solar
Valley Center 1	MN8 Energy LLC	Valley Center, CA	4 GWh	Nov 2013	Dec 2025	Solar
Valley Center 2	MN8 Energy LLC	Valley Center, CA	8 GWh	Nov 2013	Dec 2025	Solar
Ramona 1	MN8 Energy LLC	Ramona, CA	3 GWh	Nov 2013	Dec 2025	Solar
Ramona 2	MN8 Energy LLC	Ramona, CA	9 GWh	Nov 2013	Dec 2025	Solar
Santa Fe Springs Rooftop Solar BLDG M	Golden Springs Development Company LLC	Santa Fe Springs, CA	3 GWh	Feb 2015	Dec 2025	Solar
Santa Fe Springs Rooftop Solar BLDG H	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Feb 2015	Dec 2025	Solar
HL Solar (Lassen)	Madison Energy Investments LLC	Wendel, CA	12 GWh	May 2019	Dec 2025	Solar
Foundation Dole Fresh Vegetables	Foundation CA Fund X Manager LLC	Soledad, CA	18 GWh	Jul 2022	Dec 2025	Wind
Cloverdale Solar I	Altus Power America Management, LLC	Cloverdale, CA	1 GWh	May 2014	Dec 2025	Solar
Laguna Water Reclamation Facility	City of Santa Rosa - (CA)	Santa Rosa, CA	9 GWh	Feb 2013	Dec 2025	Other Biomass Gas : 83.6% Natural Gas : 16.4%
Las Virgenes Municipal Water District	Tesla Inc.	Calabasas, CA	1 GWh	Jan 2014	Dec 2025	Solar
White River Solar 2	RWE Clean Energy	Alpaugh, CA	49 GWh	Aug 2014	Dec 2025	Solar
Henrietta Solar Project	Southern Power Co	Lemoore, CA	170 GWh	Jul 2016	Dec 2025	Solar
SFDK Solar	AES Distributed Energy	Vallejo, CA	10 GWh	Nov 2019	Dec 2025	Solar
RE Camelot LLC	Onward Energy	Mojave, CA	121 GWh	Nov 2014	Dec 2025	Solar
RE Adams East, LLC	Onward Energy	Fresno, CA	41 GWh	Nov 2014	Dec 2025	Solar
RE Kansas Solar, LLC	Onward Energy	Lemoore, CA	24 GWh	Nov 2014	Dec 2025	Solar
PFMG Solar Grossmont Helix LLC	Altus Power America Management, LLC	La Mesa, CA	2 GWh	Apr 2018	Dec 2025	Solar
RE Old River One, LLC	Onward Energy	Bakersfield, CA	38 GWh	Nov 2014	Dec 2025	Solar
RE Columbia Two, LLC	Onward Energy	Mojave, CA	41 GWh	Nov 2014	Dec 2025	Solar
RE Kent South, LLC	Onward Energy	Lemoore, CA	36 GWh	Nov 2014	Dec 2025	Solar
FLEX Gibraltar	Bloom Energy	Milpitas, CA	8 GWh	Jan 2017	Dec 2025	Natural Gas
Woodmere Solar Farm	AES Distributed Energy	Edison, CA	29 GWh	Nov 2015	Dec 2025	Solar
Hayworth Solar	AES Distributed Energy	Edison, CA	47 GWh	Nov 2015	Dec 2025	Solar
ATT Kelvin	Bloom Energy	Irvine, CA	8 GWh	Mar 2017	Dec 2025	Natural Gas
Cottonwood Solar, LLC (Goose Lake)	Onward Energy	Lost Hills, CA	30 GWh	Apr 2015	Dec 2025	Solar
Cottonwood Solar, LLC (City of Corcoran)	Onward Energy	Corcoran, CA	21 GWh	Apr 2015	Dec 2025	Solar
Division 1	Tesla Inc.	Lancaster, CA	2 GWh	May 2014	Dec 2025	Solar
Division 2	Tesla Inc.	Lancaster, CA	2 GWh	May 2014	Dec 2025	Solar
Almond	Westlands Almond LLC	Lemoore, CA	49 GWh	Aug 2023	Dec 2025	Solar
Division 3	Tesla Inc.	Lancaster, CA	1 GWh	May 2014	Dec 2025	Solar
Enerparc CA1 LLC	CleanCapital Holdings	Hollister, CA	3 GWh	May 2014	Dec 2025	Solar
CSD 2- Freedom High	CleanCapital Holdings	Oakley, CA	1 GWh	Jul 2013	Dec 2025	Solar
CSD 2 - Heritage High	CleanCapital Holdings	Brentwood, CA	2 GWh	Aug 2013	Dec 2025	Solar
EAFB - North Base	CleanCapital Holdings	Edwards Air Force Bas, CA	3 GWh	Jan 2012	Dec 2025	Solar
EAFB - South Base	CleanCapital Holdings	Edwards Air Force Bas, CA	2 GWh	Jan 2012	Dec 2025	Solar
SDCCD - Miramar	CleanCapital Holdings	San Diego, CA	1 GWh	Jan 2011	Dec 2025	Solar
SDCWA - Twin Oaks	CleanCapital Holdings	San Marcos, CA	2 GWh	Apr 2011	Dec 2025	Solar
RE Mustang LLC	MN8 Energy LLC	Lemoore, CA	221 GWh	Jul 2016	Dec 2025	Solar
Lancaster Solar 1	Boralex US Operations LLC	Lancaster, CA	2 GWh	Oct 2014	Dec 2025	Solar
Lancaster Solar 2	Boralex US Operations LLC	Lancaster, CA	2 GWh	Oct 2014	Dec 2025	Solar
Hesperia	SunEdison LLC	Hesperia, CA	3 GWh	Jul 2014	Dec 2025	Solar
CID Solar, LLC	Onward Energy	Corcoran, CA	41 GWh	Nov 2014	Dec 2025	Solar
Farmersville	Arevon Energy, Inc.	Farmersville, CA	6 GWh	Jun 2014	Dec 2025	Solar
Porterville 6 and 7	Arevon Energy, Inc.	Porterville, CA	4 GWh	Jun 2014	Dec 2025	Solar
Rising Tree Wind Farm II	Rising Tree Wind Farm II LLC	Mojave, CA	54 GWh	Dec 2014	Dec 2025	Wind
Rising Tree Wind Farm III	Rising Tree Wind Farm III LLC	Mojave, CA	260 GWh	May 2015	Dec 2025	Wind
Lone Valley Solar Park II LLC	Lone Valley Solar Park II LLC	Lucerne Valley, CA	53 GWh	Nov 2014	Dec 2025	Solar
Rio Bravo Solar 1 LLC	Duke Energy Renewables Services	McKittrick, CA	52 GWh	Nov 2016	Dec 2025	Solar
Rio Bravo Solar II LLC	Duke Energy Renewables Services	McKittrick, CA	52 GWh	Nov 2016	Dec 2025	Solar
Wildwood Solar II	Duke Energy Renewables Services	Wasco, CA	39 GWh	Dec 2016	Dec 2025	Solar
Lancaster Little Rock	AES Distributed Energy	Landers, CA	3 GWh	Nov 2014	Dec 2025	Solar
Merced Solar LLC	Ecos Energy LLC	Merced, CA	4 GWh	Nov 2014	Dec 2025	Solar
Mission Solar LLC	Ecos Energy LLC	Merced, CA	4 GWh	Nov 2014	Dec 2025	Solar
Little Bear 3	Little Bear Solar 3, LLC (Longroad)	Mendota, CA	20 GWh	Nov 2020	Dec 2025	Solar
Hollister Solar LLC	Ecos Energy LLC	Hollister, CA	4 GWh	Nov 2014	Dec 2025	Solar
Victor Mesa Linda B2	AES Distributed Energy	Victorville, CA	4 GWh	Oct 2014	Dec 2025	Solar
Victor Mesa Linda C2	AES Distributed Energy	Victorville, CA	4 GWh	Oct 2014	Dec 2025	Solar
Victor Mesa Linda D2	AES Distributed Energy	Victorville, CA	4 GWh	Oct 2014	Dec 2025	Solar
Victor Mesa Linda E2	AES Distributed Energy	Victorville, CA	4 GWh	Oct 2014	Dec 2025	Solar
Micro Santa Clara	Bloom Energy	San Jose, CA	25 GWh	Jun 2018	Dec 2025	Natural Gas
SEPV Palmdale East	AES Distributed Energy	Palmdale, CA	24 GWh	Jul 2015	Dec 2025	Solar
Life Technologies - Pleasanton	Bloom Energy	Pleasanton, CA	8 GWh	Feb 2013	Dec 2025	Natural Gas
Kellogg's - San Jose	Bloom Energy	San Jose, CA	9 GWh	Aug 2013	Dec 2025	Natural Gas
California PV Energy at ISD WWTP	California PV Energy LLC	Oakley, CA	2 GWh	Jul 2014	Dec 2025	Solar
Waste Mangement Redwood LFGTE	WM Renewable Energy LLC	Novato, CA	22 GWh	Apr 2017	Dec 2025	Landfill Gas
Potrero Hills Energy Producers	Potrero Hills Energy Producers, LLC	Suisun City, CA	56 GWh	Mar 2016	Dec 2025	Landfill Gas
SunAnza	Arizona Electric Pwr Coop Inc	Anza, CA	8 GWh	Aug 2017	Dec 2025	Solar
PVN Milliken, LLC	PVN Milliken, LLC	Ontario, CA	5 GWh	May 2017	Dec 2025	Solar
Genentech Vacaville Meter #1	Tesla Inc.	Vacaville, CA	12 GWh	Apr 2017	Dec 2025	Solar
Solar Star California, XLIV, LLC	MN8 Energy LLC	Pearblossom, CA	23 GWh	Nov 2016	Dec 2025	Solar
Verwey-Hanford Dairy Digester #1	AlsoEnergy	Hanford, CA	3 GWh	Sep 2016	Dec 2025	Other Biomass Gas
San Joaquin Solar	GASNA 6P, LLC	San Joaquin, CA	22 GWh	Apr 2018	Dec 2025	Solar
Jacumba Solar Farm	Invenergy Services LLC	Jacumba, CA	46 GWh	Jun 2017	Dec 2025	Solar
Whitney Point Solar	Whitney Point Solar, LLC	Five Points, CA	54 GWh	Feb 2017	Dec 2025	Solar
CSUF Nutwood Solar	MN8 Energy LLC	Fullerton, CA	3 GWh	Nov 2016	Dec 2025	Solar
NextEra Westside PV	Westside Solar, LLC	Five Points, CA	26 GWh	Feb 2017	Dec 2025	Solar
Lindberg Field Solar 2	Lindberg Field Solar 2, LLC	San Diego, CA	2 GWh	Jan 2017	Dec 2025	Solar
Ramona Solar Energy	San Diego Gas & Electric Co	Ramona, CA	2 GWh	Mar 2017	Dec 2025	Solar
SCDA Solar 1	SCDA Solar 1, LLC	Sacramento, CA	14 GWh	Sep 2017	Dec 2025	Solar
Solar Blythe 2	NRG Solar Blythe II LLC	Blythe, CA	41 GWh	Mar 2017	Dec 2025	Solar
NLP Granger	Heelstone Energy Holdings, LLC	Valley Center, CA	5 GWh	Aug 2016	Dec 2025	Solar
Marin Clean Energy Solar One	AES Distributed Energy	Richmond, CA	21 GWh	Nov 2017	Dec 2025	Solar
Valley Center	Heelstone Energy Holdings, LLC	Valley Center, CA	4 GWh	Nov 2016	Dec 2025	Solar
Redwood 4 Solar Farm	54 KR 8me LLC	Edison, CA	19 GWh	Nov 2017	Dec 2025	Solar
Longboat Solar, LLC	Duke Energy Renewables Services	Barstow, CA	54 GWh	Nov 2016	Dec 2025	Solar
Bayshore Solar A, LLC	AES Distributed Energy	Lancaster, CA	44 GWh	Nov 2017	Dec 2025	Solar
Foundation CDCR LAC	Foundation CA Fund VIII Manager, LLC	Lancaster, CA	4 GWh	Nov 2017	Dec 2025	Wind
Bayshore Solar C, LLC	AES Distributed Energy	Lancaster, CA	41 GWh	Nov 2017	Dec 2025	Solar
Bayshore Solar B, LLC	AES Distributed Energy	Lancaster, CA	42 GWh	Nov 2017	Dec 2025	Solar
Waterman Turnout Hydroelectric	San Bernardino Valley Mun. Water Dist.	San Bernardino, CA	2 GWh	Aug 2024	Dec 2025	Water
Corcoran	Terraform Arcadia	Corcoran, CA	2 GWh	Dec 2013	Dec 2025	Solar
Foundation Scheid Vineyards	Foundation CA Fund VIII Manager, LLC	Greenfield, CA	4 GWh	Aug 2017	Dec 2025	Wind
E&B Resources	Terraform Arcadia	Bakersfield, CA	2 GWh	Nov 2013	Dec 2025	Solar
CA Dept of Public Health at Richmond	California PV Energy LLC	Richmond, CA	4 GWh	Dec 2016	Dec 2025	Solar
RCWD PV Project	MN8 Energy LLC	Murrieta, CA	8 GWh	May 2016	Dec 2025	Solar
Munro Valley Solar	Ecos Energy LLC	Olancha, CA	9 GWh	Sep 2016	Dec 2025	Solar
RE Garland A	Southern Power Co	Rosamond, CA	57 GWh	Aug 2016	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