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	Nov 2024
Annual Generation	191.5 TWh
Power Plants	1,943
Utilities	893
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 \| 45.6% Solar \| 23.1% Water \| 12.1% Wind \| 10% Nuclear \| 9%

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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
Meridian Vineyards	CVI CleanCapital Solar 1 LLC	Paso Robles, CA	1 GWh	Nov 2010	Dec 2023	Solar
Merced Solar LLC	Ecos Energy LLC	Merced, CA	4 GWh	Nov 2014	Dec 2023	Solar
Merced Falls	Merced Irrigation District	Snelling, CA	13 GWh	Jun 1930	Oct 2023	Water
Merced 1 PV	ZGlobal Inc	Los Banos, CA	7 GWh	Mar 2018	Dec 2023	Solar
Medline Ind. Phase 2 Tracy	EnterSolar	Tracy, CA	2 GWh	Mar 2018	Dec 2023	Solar
McSwain	Merced Irrigation District	Snelling, CA	46 GWh	Jun 1967	Oct 2023	Water
McKittrick Limited	WCAC Operating Company	Bakersfield, CA	14 GWh	Sep 1991	Aug 2024	Natural Gas
McKittrick Cogen	Chevron USA Inc	McKittrick, CA	59 GWh	May 2012	Dec 2023	Natural Gas
McGrath Peaker	Southern California Edison Co	Oxnard, CA	11 GWh	Oct 2012	Dec 2023	Natural Gas
McFarland A Solar and Storage	AES Clean Energy	Dateland, AZ	324 GWh	Nov 2023	Aug 2024	Solar
McCoy Solar Energy Project Hybrid	McCoy Solar, LLC	Blythe, CA	525 GWh	Jul 2015	Dec 2023	Solar
MCAGCC Cogen Plant	DOD USMC Marine Air Ground Combat	Twentynine Palms, CA	41 GWh	Jan 2003	Dec 2023	Natural Gas
Maxim	Bloom Energy	San Jose, CA	7 GWh	Jul 2014	Dec 2023	Natural Gas
Maverick Solar, LLC	Maverick Solar, LLC	Desert Center, CA	376 GWh	Nov 2020	Aug 2024	Solar
Maverick Solar 7, LLC	Maverick Solar 7, LLC	Desert Center, CA	313 GWh	Nov 2021	Aug 2024	Solar
Maverick Solar 6, LLC	Maverick Solar 6, LLC	Desert Center, CA	268 GWh	Oct 2021	Aug 2024	Solar : 99.8%
Maverick Solar 4, LLC	Maverick Solar 4, LLC	Desert Center, CA	231 GWh	Nov 2020	Aug 2024	Solar
Martinez Sulfuric Acid Regeneration Plt	Eco Services Corp.	Martinez, CA	16 GWh	Dec 1977	Dec 2023	Waste Heat
Martinez Refining	Martinez Refining Co	Martinez, CA	702 GWh	Oct 1995	Aug 2024	Natural Gas : 96.9% Other Gas : 3.1%
Marsh Landing Generating Station	Marsh Landing LLC	Antioch, CA	141 GWh	Apr 2013	Aug 2024	Natural Gas
Mariposa Energy Project	Diamond Generating Corporation	Byron, CA	93 GWh	Sep 2012	Aug 2024	Natural Gas
Marina South	Altus Power America Management, LLC	San Pedro, CA	2 GWh	Nov 2020	Dec 2023	Solar
Marina Landfill Gas	Monterey Regional Waste Mgmt	Marina, CA	34 GWh	Mar 1998	Dec 2023	Landfill Gas
Marin Clean Energy Solar One	AES Distributed Energy	Richmond, CA	20 GWh	Nov 2017	Dec 2023	Solar
Maricopa West Solar PV, LLC	Onward Energy	Taft, CA	41 GWh	Nov 2015	Dec 2023	Solar
Mariani Packing Vacaville Solar	SunE U6 Holdings LLC	Vacaville, CA	891 MWh	Oct 2008	Dec 2023	Solar
Marathon Bay Area Cogen	Tesoro Marketing & Refining Co. LLC (Martinez)	Martinez, CA	661 GWh	Jan 1987	Aug 2024	Natural Gas
Manzana Wind LLC	Avangrid Renewables LLC	Rosamond, CA	468 GWh	Nov 2012	Dec 2023	Wind
Manteca Land PV	AES Distributed Energy	Manteca, CA	444 MWh	Nov 2017	Dec 2023	Solar
Mammoth Pool	Southern California Edison Co	North Fork, CA	562 GWh	Feb 1960	Aug 2024	Water
Mammoth G3	Ormat Nevada Inc	Mammoth Lakes, CA	104 GWh	Nov 1990	Dec 2023	Geothermal
Mammoth G2	Ormat Nevada Inc	Mammoth Lakes, CA	62 GWh	Nov 1990	Dec 2023	Geothermal
Mammoth G1	Ormat Nevada Inc	Mammoth lakes, CA	58 GWh	Nov 1984	Dec 2023	Geothermal
Malech Solar Farm	County of Santa Clara (CA)	San Jose, CA	5 GWh	Sep 2017	Dec 2023	Solar
Malburg	City of Vernon	Vernon, CA	320 GWh	Sep 2005	Aug 2024	Natural Gas
Malaga Power LLC	CalPeak Power, LLC	Fresno, CA	11 GWh	Aug 2005	Aug 2024	Natural Gas
Madera Community Hospital	CleanCapital Holdings	Madera, CA	2 GWh	Sep 2011	Jul 2023	Solar
Madera 1 PV	ZGlobal Inc	Madera, CA	3 GWh	Nov 2017	Dec 2023	Solar
Madelyn Solar, LLC	CD US Solar PO 3, LLC	Silver Lake, CA	2 GWh	Nov 2014	Dec 2023	Solar
Ma	CD US Solar MT 2 LLC	Lancaster, CA	4 GWh	Sep 2013	Dec 2023	Solar
Lundy	Southern California Edison Co	Lee Vining, CA	11 GWh	Nov 1911	Dec 2023	Water
Luciana	Tulare Solar Center, LLC	Richgrove, CA	128 GWh	Mar 2022	Aug 2024	Solar
Lost Hills Oilfield	Distributed Solar Development, LLC	Lost Hills, CA	4 GWh	Jun 2021	Dec 2023	Solar
Lost Hills Cogeneration Plant	AERA Energy LLC	Lost Hills, CA	3 GWh	Sep 1985	Dec 2023	Natural Gas
Lost Hills/Blackwell	Southern Power Co	Lost Hills, CA	77 GWh	Mar 2015	Dec 2023	Solar
Lost Creek I	Snow Mountain Hydro LLC	Burney, CA	5 GWh	Nov 1989	Dec 2023	Water
Los Medanos Energy Center	Los Medanos Energy Center LLC	Pittsburg, CA	3 TWh	Jul 2001	Aug 2024	Natural Gas
Los Esteros Critical Energy Center	Los Esteros Critical Energy Facility LLC	San Jose, CA	218 GWh	Jan 2003	Aug 2024	Natural Gas
Longboat Solar, LLC	Duke Energy Renewables Services	Barstow, CA	25 GWh	Nov 2016	Dec 2023	Solar
Long Beach Generation LLC	Long Beach Generation LLC	Long Beach, CA	10 GWh	Nov 1976	Dec 2023	Natural Gas
Lone Valley Solar Park II LLC	Lone Valley Solar Park II LLC	Lucerne Valley, CA	50 GWh	Nov 2014	Dec 2023	Solar
Lone Valley Solar Park I LLC	Lone Valley Solar Park I LLC	Lucerne Valley, CA	24 GWh	Nov 2014	Dec 2023	Solar
Loma Linda University Cogen	Loma Linda University	Loma Linda, CA	52 GWh	Jan 1980	Aug 2024	Natural Gas
Lodi Energy Center	Northern California Power Agny	Lodi, CA	827 GWh	Oct 2012	Aug 2024	Natural Gas
Lodi	Northern California Power Agny	Lodi, CA	546 MWh	Jan 1986	Dec 2023	Natural Gas
Lockhart Solar PV, LLC	Terra-Gen Operating Co-Solar	Hinkley, CA	220 GWh	Nov 1989	Aug 2024	Solar
Lockhart Solar PV II	Terra-Gen Operating Co-Solar	Hinkley, CA	185 GWh	Jun 2023	Aug 2024	Solar
Live Oak Limited	WCAC Operating Company	Bakersfield, CA	21 GWh	Feb 1992	Aug 2024	Natural Gas
Little Bear Solar 1, LLC	Little Bear Solar 1, LLC (Longroad)	Mendota, CA	83 GWh	Nov 2020	Aug 2024	Solar
Little Bear 5	Little Bear Solar 5, LLC (Longroad)	Mendota, CA	118 GWh	Nov 2020	Aug 2024	Solar
Little Bear 4	Little Bear Solar 4, LLC (Longroad)	Mendota, CA	45 GWh	Nov 2020	Aug 2024	Solar
Little Bear 3	Little Bear Solar 3, LLC (Longroad)	Mendota, CA	27 GWh	Nov 2020	Dec 2023	Solar
Lindsay Solar	Altus Power America Management, LLC	Lindsay, CA	5 GWh	Dec 2013	Dec 2023	Solar
Lindberg Field Solar 2	Lindberg Field Solar 2, LLC	San Diego, CA	3 GWh	Jan 2017	Dec 2023	Solar
Lindberg FIeld Solar	Lindberg Field Solar I LLC	San Diego, CA	5 GWh	Aug 2015	Dec 2023	Solar
Lincoln WWTF Hybrid	Lincoln Solar Star, LLC	Lincoln, CA	6 GWh	Jul 2021	Dec 2023	Solar
Lincoln Landfill	Energy 2001 Inc	Lincoln, CA	29 GWh	Oct 2004	Dec 2023	Landfill Gas
Life Technologies - Pleasanton	Bloom Energy	Pleasanton, CA	8 GWh	Feb 2013	Dec 2023	Natural Gas
Life Technologies - Fremont	Bloom Energy	Fremont, CA	10 GWh	Nov 2020	Dec 2023	Natural Gas
Life Technologies Carlsbad	Bloom Energy	Carlsbad, CA	8 GWh	Jul 2012	Dec 2023	Natural Gas
Liberty HS Solar Project	MN8 Energy LLC	Bakersfield, CA	2 GWh	Nov 2018	Dec 2023	Solar
Lemoore 1	AES Distributed Energy	Lemoore, CA	232 MWh	Jan 2016	Dec 2023	Solar
Lavio Solar	Lavio Solar, LLC	Petaluma, CA	2 GWh	Mar 2018	Dec 2023	Solar
Las Virgenes Municipal Water District	Tesla Inc.	Calabasas, CA	2 GWh	Jan 2014	Dec 2023	Solar
Larkspur Energy Facility	Diamond Generating Corporation	San Diego, CA	39 GWh	Jun 2001	Dec 2023	Natural Gas
Laredo Detention Facility - Solar 2, 3	County of Kern	Bakersfield, CA	9 GWh	Oct 2021	Dec 2023	Solar
Lancaster WAD B	AES Distributed Energy	Lancaster, CA	5 GWh	Mar 2017	Dec 2023	Solar
Lancaster Solar 2	PsomasFMG Lancaster Solar Crest, LLC	Lancaster, CA	3 GWh	Oct 2014	Dec 2023	Solar
Lancaster Solar 1	PsomasFMG Lancaster Solar Crest, LLC	Lancaster, CA	2 GWh	Oct 2014	Dec 2023	Solar
Lancaster Little Rock	AES Distributed Energy	Landers, CA	8 GWh	Nov 2014	Dec 2023	Solar
Lancaster Dry Farm Ranch B	AES Distributed Energy	Lancaster, CA	9 GWh	Oct 2014	Dec 2023	Solar
Lancaster Baptist Church	Tesla Inc.	Lancaster, CA	957 MWh	Nov 2011	Dec 2023	Solar
Lancaster	Clean Focus Yield, LLC	Lancaster, CA	8 GWh	Oct 2018	Dec 2023	Solar
Lambie Energy Center	Gilroy Energy Center LLC	Suisun, CA	14 GWh	Dec 2002	Dec 2023	Natural Gas
Lake Mendocino	City of Ukiah - (CA)	Ukiah, CA	11 GWh	Apr 1987	Dec 2023	Water
Lake Mathews	Metropolitan Water District of S CA	Riverside, CA	5 GWh	Jul 1980	Oct 2023	Water
Lake Herman	Greenbacker Renewable Energy Corporation	Benicia, CA	13 GWh	Oct 2021	Dec 2023	Solar
Lake Elsinore Canopies - Lakeside HS	Standard Solar	Lake Elsinore, CA	2 GWh	Feb 2022	Dec 2023	Solar
Laguna Water Reclamation Facility	City of Santa Rosa	Santa Rosa, CA	14 GWh	Feb 2013	Dec 2023	Other Biomass Gas : 85.5% Natural Gas : 14.5%
Lafayette 2 - MLK Jr. Hospital (MLK)	MN8 Energy LLC	Los Angeles, CA	2 GWh	Jul 2020	Dec 2023	Solar
Lafayette 2 - Internal Services Dept	MN8 Energy LLC	Los Angeles, CA	3 GWh	Jul 2020	Dec 2023	Solar
La Paloma Generating Plant	CXA La Paloma LLC	McKittrick, CA	2 TWh	Dec 2002	Aug 2024	Natural Gas
La Joya Del Sol	CVI CleanCapital Solar 1 LLC	Fresno, CA	89 MWh	Nov 2012	Oct 2023	Solar
L-8 Solar Project	L-8 Solar Project LLC	Palmdale, CA	3 GWh	Apr 2012	Dec 2023	Solar
Kyocera International Inc.(San Diego)	Kyocera International, Inc	San Diego, CA	9 GWh	Aug 2012	Dec 2023	Natural Gas
Kumeyaay Wind	Leeward Asset Management, LLC	Campo, CA	145 GWh	Nov 2005	Dec 2023	Wind
KSR053 Cantara Fuel Cell	2016 ESA Project Company, LLC	Panorama City, CA	5 GWh	Apr 2018	Dec 2023	Natural Gas
KSR028 Merced Fuel Cell	2016 ESA Project Company, LLC	San Leandro, CA	14 GWh	Mar 2018	Dec 2023	Natural Gas
Kroger La Habra	Ralph's Grocery Company	La Habra, CA	2 GWh	Mar 2020	Dec 2023	Solar
Kohls San Bernardino Solar Facility	SunE WF3 KHL A Holdings, LLC	San Bernardino, CA	1 GWh	Oct 2007	Dec 2023	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#28	Arizona Public Service Company	21.8 TWh	75
#52	Arlington Valley, LLC	3.6 TWh	1
#35	Balancing Authority of Northern California	15.2 TWh	83
#48	Imperial Irrigation District	5.7 TWh	65
#33	Los Angeles Department of Water and Power	15.9 TWh	120
#22	Nevada Power Company	37.6 TWh	136
#56	New Harquahala Generating Company, LLC	2.9 TWh	1
#18	Salt River Project Agricultural Improvement and Power District	59.0 TWh	45
#57	Turlock Irrigation District	2.3 TWh	11
#41	Western Area Power Administration - Desert Southwest Region	8.6 TWh	30

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#3	Electric Reliability Council of Texas, Inc.	461.0 TWh	1,139
#5	Southwest Power Pool	290.4 TWh	762
#6	Southern Company Services, Inc. - Trans	247.9 TWh	393
#7	California Independent System Operator	191.5 TWh	1,943
#9	Tennessee Valley Authority	157.5 TWh	170
#10	Florida Power & Light Co.	147.7 TWh	159
#12	New York Independent System Operator	130.0 TWh	1,100
#13	Duke Energy Carolinas	110.9 TWh	556
#15	ISO New England	102.8 TWh	1,487
#16	Bonneville Power Administration	80.0 TWh	158