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	Oct 2026
Annual Generation	168.7 TWh
Power Plants	2,170
Utilities	1,001
Ranked #7 out of 64 in terms of net annual generation
Ranked #14 out of 53 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 32% Solar \| 30.9% Water \| 12.2% Wind \| 11.8% Nuclear \| 11.2% Coal \| 0%

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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
Kern River Eastridge Cogen	Chevron USA Inc	Bakersfield, CA	211 GWh	May 1988	Jul 2026	Natural Gas
Kern Sunset 1886-WD	Standard Solar	Bakersfield, CA	5 GWh	Oct 2024	Dec 2025	Solar
Kern Valley SP	Ecoplexus, Inc	Delano, CA	8 GWh	Aug 2023	Dec 2025	Solar
Kettering Solar 1	Tesla Inc.	Lancaster, CA	2 GWh	May 2014	Nov 2025	Solar
Kettering Solar 2	Tesla Inc.	Lancaster, CA	2 GWh	May 2014	Nov 2025	Solar
Kettleman Solar -Centaurus	Boralex US Operations LLC	Kettleman City, CA	43 GWh	Jun 2015	Dec 2025	Solar
Kettleman Solar Project	Ecos Energy LLC	Lodi, CA	3 GWh	Mar 2014	Dec 2025	Solar
Keysight - Santa Rosa	Bloom Energy	Santa Rosa, CA	34 GWh	Aug 2018	Dec 2025	Natural Gas
Kilroy Solar	Nautilus Solar Solutions	San Diego, CA	6 GWh	Dec 2017	Dec 2025	Solar
King City Peaking	Calpine Corp-King City	King City, CA	5 GWh	Mar 2002	Dec 2025	Natural Gas
King City Power Plant	Calpine King City Cogen LLC	King City, CA	28 GWh	Jan 1989	Jul 2026	Natural Gas
Kingbird A Solar LLC	Arevon Energy, Inc.	Rosamond, CA	38 GWh	Mar 2016	Dec 2025	Solar
Kingbird B Solar, LLC	Arevon Energy, Inc.	Rosamond, CA	55 GWh	Mar 2016	Dec 2025	Solar
Kings CSG 3 LLC Community Solar	Dimension Energy LLC	Lemoore, CA	7 GWh	Nov 2024	Dec 2025	Solar
Kings River PH	Pacific Gas & Electric Co.	Balch Camp, CA	81 GWh	Feb 1962	Dec 2025	Water
Kingsburg Cogen	KES Kingsburg LP	Kingsburg, CA	8 GWh	Nov 1990	Sep 2025	Natural Gas
Kingsburg Solar	Altus Power America Management, LLC	Kingsburg, CA	6 GWh	Nov 2013	Dec 2025	Solar
Kohls San Bernardino Solar Facility	SunE WF3 KHL A Holdings, LLC	San Bernardino, CA	1 GWh	Oct 2007	Dec 2025	Solar
KP Ontario Vineyard Solar	KP Ontario Vineyard O.P. Surgicenter B Solar LLC	Ontario, CA	3 GWh	Nov 2024	Dec 2025	Solar
Kroger La Habra	Ralph's Grocery Company	La Habra, CA	2 GWh	Mar 2020	Dec 2024	Solar
KSR028 Merced Fuel Cell	2016 ESA Project Company, LLC	San Leandro, CA	16 GWh	Mar 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
Kumeyaay Wind	Leeward Asset Management, LLC	Campo, CA	131 GWh	Nov 2005	Dec 2025	Wind
Kyocera International Inc.(San Diego)	Kyocera International, Inc	San Diego, CA	14 GWh	Aug 2012	Dec 2025	Natural Gas
L-8 Solar Project	L-8 Solar Project LLC	Palmdale, CA	2 GWh	Apr 2012	Dec 2025	Solar
La Joya Del Sol	CVI CleanCapital Solar 1 LLC	Fresno, CA	806 MWh	Nov 2012	Dec 2025	Solar
La Paloma Generating Plant	CXA La Paloma LLC	McKittrick, CA	1 TWh	Dec 2002	Jul 2026	Natural Gas
Lafayette 2 - Internal Services Dept	MN8 Energy LLC	Los Angeles, CA	2 GWh	Jul 2020	Dec 2025	Solar
Lafayette 2 - MLK Jr. Hospital (MLK)	MN8 Energy LLC	Los Angeles, CA	2 GWh	Jul 2020	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%
Lake Elsinore Canopies - Lakeside HS	Standard Solar	Lake Elsinore, CA	2 GWh	Feb 2022	Dec 2025	Solar
Lake Herman	Greenbacker Renewable Energy Corporation	Benicia, CA	8 GWh	Oct 2021	Dec 2025	Solar
Lake Mathews	Metropolitan Water District of S CA	Riverside, CA	6 GWh	Jul 1980	Oct 2025	Water
Lake Mendocino	City of Ukiah - (CA)	Ukiah, CA	12 GWh	Apr 1987	Dec 2025	Water
Lakeside Pipeline	Maas Energy Works	Hanford, CA	8 GWh	Jun 2023	Dec 2025	Solar
Lambie Energy Center	Gilroy Energy Center LLC	Suisun, CA	5 GWh	Dec 2002	Dec 2025	Natural Gas
Lancaster	Clean Focus Yield, LLC	Lancaster, CA	8 GWh	Oct 2018	Dec 2025	Solar
Lancaster Baptist Church	Tesla Inc.	Lancaster, CA	1 GWh	Nov 2011	Dec 2025	Solar
Lancaster Dry Farm Ranch B	AES Distributed Energy	Lancaster, CA	10 GWh	Oct 2014	Dec 2025	Solar
Lancaster Little Rock	AES Distributed Energy	Landers, CA	3 GWh	Nov 2014	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
Lancaster WAD B	AES Distributed Energy	Lancaster, CA	7 GWh	Mar 2017	Dec 2025	Solar
Larkspur Energy Facility	Diamond Generating Corporation	San Diego, CA	23 GWh	Jun 2001	Dec 2025	Natural Gas
Las Positas College	Chabot Las Positas Community College District	Livermore, CA	2 GWh	Jul 2018	Dec 2025	Solar
Las Virgenes Municipal Water District	Tesla Inc.	Calabasas, CA	1 GWh	Jan 2014	Dec 2025	Solar
Lavio Solar	Lavio Solar, LLC	Petaluma, CA	2 GWh	Mar 2018	Dec 2025	Solar
Legoland CA Phase I	Onyx Asset Services Group	Carlsbad, CA	1 GWh	May 2025	Dec 2025	Solar
Lemoore 1	AES Distributed Energy	Lemoore, CA	1 GWh	Jan 2016	Sep 2025	Solar
Lemoore West	Leprino Foods	Lemoore, CA	17 GWh	Nov 2022	Dec 2025	Solar
Lerdo Detention Facility - Solar 2, 3	County of Kern - (CA)	Bakersfield, CA	2 GWh	Oct 2021	Dec 2025	Solar
Liberty HS Solar Project	MN8 Energy LLC	Bakersfield, CA	2 GWh	Nov 2018	Dec 2025	Solar
Life Technologies Carlsbad	Bloom Energy	Carlsbad, CA	9 GWh	Jul 2012	Dec 2025	Natural Gas
Life Technologies - Fremont	Bloom Energy	Fremont, CA	10 GWh	Nov 2020	Dec 2025	Natural Gas
Life Technologies - Pleasanton	Bloom Energy	Pleasanton, CA	8 GWh	Feb 2013	Dec 2025	Natural Gas
Lincoln Landfill	Energy 2001 Inc	Lincoln, CA	29 GWh	Oct 2004	Dec 2025	Landfill Gas
Lincoln WWTF Hybrid	Lincoln Solar Star, LLC	Lincoln, CA	6 GWh	Jul 2021	Dec 2025	Solar
Lindberg FIeld Solar	Lindberg Field Solar I LLC	San Diego, CA	3 GWh	Aug 2015	Dec 2025	Solar
Lindberg Field Solar 2	Lindberg Field Solar 2, LLC	San Diego, CA	2 GWh	Jan 2017	Dec 2025	Solar
Lindsay Solar	Altus Power America Management, LLC	Lindsay, CA	7 GWh	Dec 2013	Dec 2025	Solar
Little Bear 3	Little Bear Solar 3, LLC (Longroad)	Mendota, CA	20 GWh	Nov 2020	Dec 2025	Solar
Little Bear 4	Little Bear Solar 4, LLC (Longroad)	Mendota, CA	41 GWh	Nov 2020	Jul 2026	Solar
Little Bear 5	Little Bear Solar 5, LLC (Longroad)	Mendota, CA	106 GWh	Nov 2020	Jul 2026	Solar
Little Bear Solar 1, LLC	Little Bear Solar 1, LLC (Longroad)	Mendota, CA	71 GWh	Nov 2020	Jul 2026	Solar
Live Oak Limited	WCAC Operating Company	Bakersfield, CA	18 GWh	Feb 1992	Jul 2026	Natural Gas
Lockhart Solar PV II	Terra-Gen Operating Co-Solar	Hinkley, CA	203 GWh	Jun 2023	Jul 2026	Solar
Lockhart Solar PV IV, LLC	Terra-Gen Operating Co-Solar	Hinkley, CA	42 GWh	-	Jul 2026	Solar
Lockhart Solar PV, LLC	Terra-Gen Operating Co-Solar	Hinkley, CA	236 GWh	Nov 1989	Jul 2026	Solar
Lockheed Martin Palmdale Solar PV	Lockheed Martin Corporation	Palmdale, CA	53 GWh	Apr 2016	Dec 2025	Solar
Lodi	Northern California Power Agny	Lodi, CA	2 GWh	Jan 1986	Dec 2025	Natural Gas
Lodi Energy Center	Northern California Power Agny	Lodi, CA	456 GWh	Oct 2012	Jul 2026	Natural Gas
Loma Linda University Cogen	Loma Linda University	Loma Linda, CA	61 GWh	Jan 1980	Jul 2026	Natural Gas
Lone Oak	Bravo REC Management LLC	Hanford, CA	6 GWh	Feb 2023	Dec 2025	Solar
Lone Valley Solar Park I LLC	Lone Valley Solar Park I LLC	Lucerne Valley, CA	24 GWh	Nov 2014	Dec 2025	Solar
Lone Valley Solar Park II LLC	Lone Valley Solar Park II LLC	Lucerne Valley, CA	53 GWh	Nov 2014	Dec 2025	Solar
Long Beach Generation	Long Beach Generation LLC	Long Beach, CA	6 GWh	Nov 1976	Dec 2025	Natural Gas
Longboat Solar, LLC	Deriva Energy	Barstow, CA	54 GWh	Nov 2016	Dec 2025	Solar
Los Esteros Critical Energy Center	Los Esteros Critical Energy Facility LLC	San Jose, CA	180 GWh	Jan 2003	Jul 2026	Natural Gas
Los Medanos Energy Center	Los Medanos Energy Center LLC	Pittsburg, CA	3 TWh	Jul 2001	Jul 2026	Natural Gas
Lost Creek I	Snow Mountain Hydro LLC	Burney, CA	6 GWh	Nov 1989	Dec 2025	Water
Lost Hills/Blackwell	Southern Power Co	Lost Hills, CA	59 GWh	Mar 2015	Dec 2025	Solar
Lost Hills Cogeneration Plant	AERA Energy LLC	Lost Hills, CA	8 GWh	Sep 1985	Dec 2025	Natural Gas
Lost Hills Oilfield	Distributed Solar Development, LLC	Lost Hills, CA	4 GWh	Jun 2021	Dec 2025	Solar
Luciana	Tulare Solar Center, LLC	Richgrove, CA	138 GWh	Mar 2022	Jul 2026	Solar
Luna Valley	Luna Valley Solar I, LLC	Mendota, CA	369 GWh	Jul 2025	Jul 2026	Solar
Lundy	Southern California Edison Co	Lee Vining, CA	7 GWh	Nov 1911	Dec 2025	Water
Ma	CD US Solar MT 2 LLC	Lancaster, CA	2 GWh	Sep 2013	Dec 2025	Solar
Madelyn Solar, LLC	CD US Solar PO 3, LLC	Silver Lake, CA	2 GWh	Nov 2014	Dec 2025	Solar
Madera 1 PV	ZGlobal Inc	Madera, CA	3 GWh	Nov 2017	Dec 2025	Solar
Madera Community Hospital	CleanCapital Holdings	Madera, CA	2 GWh	Sep 2011	Dec 2025	Solar
Malaga Power LLC	CalPeak Power, LLC	Fresno, CA	6 GWh	Aug 2005	Jul 2026	Natural Gas
Malburg	City of Vernon - (CA)	Vernon, CA	281 GWh	Sep 2005	Jul 2026	Natural Gas
Malech Solar Farm	County of Santa Clara - (CA)	San Jose, CA	5 GWh	Sep 2017	Dec 2025	Solar
Mammoth G1	Ormat Nevada Inc	Mammoth lakes, CA	44 GWh	Nov 1984	Dec 2025	Geothermal
Mammoth G2	Ormat Nevada Inc	Mammoth Lakes, CA	84 GWh	Nov 1990	Dec 2025	Geothermal
Mammoth G3	Ormat Nevada Inc	Mammoth Lakes, CA	75 GWh	Nov 1990	Dec 2025	Geothermal
Mammoth Pool	Southern California Edison Co	North Fork, CA	574 GWh	Feb 1960	Jul 2026	Water
Manteca Land PV	AES Distributed Energy	Manteca, CA	2 GWh	Nov 2017	Dec 2025	Solar
Manzana Wind LLC	Avangrid Power LLC	Rosamond, CA	519 GWh	Nov 2012	Dec 2025	Wind
Marathon Bay Area Cogen	Tesoro Marketing & Refining Co. LLC (Martinez)	Martinez, CA	598 GWh	Jan 1987	Jul 2026	Natural Gas

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#25	Arizona Public Service Company	25.8 TWh	102
#55	Arlington Valley, LLC	3.2 TWh	1
#38	Balancing Authority of Northern California	13.9 TWh	91
#49	Imperial Irrigation District	6.2 TWh	66
#29	Los Angeles Department of Water and Power	19.3 TWh	132
#22	Nevada Power Company	38.6 TWh	143
#51	PUD No. 1 of Douglas County	4.4 TWh	5
#19	Salt River Project Agricultural Improvement and Power District	60.5 TWh	51
#57	Turlock Irrigation District	1.9 TWh	11
#39	Western Area Power Administration - Desert Southwest Region	10.6 TWh	36

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#3	Electric Reliability Council of Texas, Inc.	506.3 TWh	1,487
#5	Southwest Power Pool	314.5 TWh	876
#6	Southern Company Services, Inc. - Trans	259.3 TWh	423
#7	California Independent System Operator	168.7 TWh	2,170
#9	Tennessee Valley Authority	166.2 TWh	209
#10	Florida Power & Light Co.	153.0 TWh	188
#12	New York Independent System Operator	134.1 TWh	1,334
#13	Duke Energy Carolinas	113.4 TWh	578
#15	ISO New England	112.2 TWh	1,667
#16	Bonneville Power Administration	91.1 TWh	170