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
Riverview Energy Center	Gilroy Energy Center for Riverview	Antioch, CA	28 GWh	Apr 2003	Dec 2023	Natural Gas
Wolfskill Energy Center	Gilroy Energy Center LLC	Fairfield, CA	8 GWh	Dec 2002	Dec 2023	Natural Gas
Lambie Energy Center	Gilroy Energy Center LLC	Suisun, CA	14 GWh	Dec 2002	Dec 2023	Natural Gas
Glass House Camarillo Cultivation	Glass House Camarillo Cultivation	Camarillo, CA	45 GWh	Jul 2012	Dec 2023	Natural Gas
Goal Line LP	Goal Line LP	Escondido, CA	10 GWh	Jul 1994	Aug 2024	Natural Gas
Golden Field Solar III, LLC	Golden Field Solar III, LLC	Rosamond, CA	509 GWh	Nov 2020	Aug 2024	Solar
Golden Hills North Wind Energy Center	Golden Hills Interconnection Wind, LLC	Livermore, CA	127 GWh	Oct 2017	Aug 2024	Wind
Golden Hills Wind	Golden Hills Wind, LLC	Livermore, CA	248 GWh	Nov 2015	Dec 2023	Wind
Building F	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Oct 2016	Dec 2023	Solar
Santa Fe Springs Rooftop Solar BLDG H	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Feb 2015	Dec 2023	Solar
Building G	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Aug 2016	Dec 2023	Solar
Santa Fe Springs Rooftop Solar BLDG M	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Feb 2015	Nov 2023	Solar
Buidling L	Golden Springs Development Company LLC	Santa Fe Springs, CA	899 MWh	Oct 2016	Dec 2023	Solar
Dulles	Golden Springs Development Company LLC	Jurupa Valley, CA	2 GWh	Aug 2016	Dec 2023	Solar
Freeway Springs	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Sep 2016	Dec 2023	Solar
Golden Springs Building D	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Feb 2012	Dec 2023	Solar
Golden Springs Building C-1	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Jan 2012	Dec 2023	Solar
Google Moffett Park Solar Project	Google, Inc.	Sunnyvale, CA	3 GWh	Feb 2021	Dec 2023	Solar
Goose Haven Energy Center	Goose Haven Energy Center	Suisun, CA	16 GWh	Dec 2002	Dec 2023	Natural Gas
Sonora 1	Greenbacker Renewable Energy Corporation	Jamestown, CA	3 GWh	Nov 2013	Dec 2023	Solar
Radiance Solar 5	Greenbacker Renewable Energy Corporation	Lancaster, CA	3 GWh	Jun 2013	Mar 2023	Solar
Radiance Solar 4	Greenbacker Renewable Energy Corporation	Lancaster, CA	3 GWh	Jun 2013	Dec 2023	Solar
Wagner Wind LLC	Greenbacker Renewable Energy Corporation	Palm Springs, CA	14 GWh	Nov 2012	Dec 2023	Wind
North Palm Springs 1A	Greenbacker Renewable Energy Corporation	Palm Springs, CA	5 GWh	Mar 2012	Dec 2023	Solar
North Palm Springs 4A	Greenbacker Renewable Energy Corporation	Palm Springs, CA	8 GWh	Sep 2012	Dec 2023	Solar
IGS KSBD	Greenbacker Renewable Energy Corporation	Highland, CA	9 GWh	Feb 2022	Dec 2023	Solar
Deer Creek 2	Greenbacker Renewable Energy Corporation	Shingle Springs, CA	3 GWh	Nov 2021	Dec 2023	Solar
Amazon PSP1	Greenbacker Renewable Energy Corporation	Beaumont, CA	8 GWh	Sep 2021	Dec 2023	Solar
El Dorado Solar, LLC	Greenbacker Renewable Energy Corporation	El Dorado Hills, CA	3 GWh	Mar 2021	Dec 2023	Solar
Dos Palos	Greenbacker Renewable Energy Corporation	Dos Palos, CA	2 GWh	Oct 2021	Dec 2023	Solar
Lake Herman	Greenbacker Renewable Energy Corporation	Benicia, CA	13 GWh	Oct 2021	Dec 2023	Solar
Summit Winds	Greenbacker Renewable Energy Corporation	Livermore, CA	167 GWh	Jun 2021	Aug 2024	Wind
Greenleaf 2 Power Plant	Greenleaf Energy LLC	Yuba City, CA	35 GWh	Sep 1989	Aug 2024	Natural Gas
Three Forks Water Power Project	Grizzly Mountain Ranch	Zenia, CA	3 GWh	Nov 1984	Dec 2023	Water
Verwey-Hanford Dairy Digester #2	Hanford Renewable Energy LLC	Hanford, CA	5 GWh	Jun 2019	Dec 2023	Other Biomass Gas
Verwey-Hanford Dairy Digester #3	Hanford Renewable Energy LLC	Hanford, CA	5 GWh	Jun 2019	Dec 2023	Other Biomass Gas
Harbor Cogen	Harbor Cogeneration Co.	Wilmington, CA	26 GWh	Nov 1988	Dec 2023	Natural Gas
NLP Granger	Heelstone Energy Holdings, LLC	Valley Center, CA	6 GWh	Aug 2016	Dec 2023	Solar
Valley Center	Heelstone Energy Holdings, LLC	Valley Center, CA	4 GWh	Nov 2016	Dec 2023	Solar
Heliocentric	Heliocentric LLC	Palmdale, CA	3 GWh	Feb 2012	Dec 2023	Solar
Henry Miller RD	Henry Miller Reclamation District	Dos Palos, CA	3 GWh	Sep 2018	Dec 2023	Solar
HL Power	HL Power Company	Wendel, CA	205 GWh	Jun 1989	Dec 2023	Wood/Wood Waste Solids : 99.7%
HL Solar	HL Solar LLC	Wendel, CA	11 GWh	May 2019	Dec 2023	Solar
Hoag Hospital Cogen Plant	Hoag Memorial Presbyterian Hospital	Newport Beach, CA	5 GWh	Jun 2006	Feb 2024	Natural Gas
Gosselin Hydro Plant	Humboldt Bay Mun Water Dist	Ruth, CA	6 GWh	May 1983	Apr 2023	Water
Deadwood Creek	Hydro Sierra Energy, LLC	Dobbins, CA	3 GWh	Nov 1993	Aug 2023	Water
Rock Creek LP	Hydroland Omega LLC	Placerville, CA	1 GWh	Mar 1986	Apr 2023	Water
Forks of Butte Hydro Project	HYPOWER INC	Magalia, CA	42 GWh	Feb 1992	Dec 2023	Water
Shasta Solar Farm	Ignite Solar Holdings LLC	Fall River Mills, CA	6 GWh	Feb 2014	Nov 2023	Solar
Pacific-Ultrapower Chinese Station	IHI Power Services Corp	Jamestown, CA	136 GWh	Sep 1986	Aug 2024	Wood/Wood Waste Solids : 99.6%
IKEA Tejon 345	IKEA Property Inc	Lebec, CA	2 GWh	Mar 2011	Dec 2023	Solar
Mount Signal Solar Farm V	Imperial Valley Solar 3, LLC	Calexico, CA	609 GWh	Oct 2018	Aug 2024	Solar
Imperial Valley Solar, LLC	Imperial Valley Solar, LLC	Calexico, CA	346 GWh	Oct 2013	Dec 2023	Solar
Dinosaur Point	International Turbine Res Inc	Los Banos, CA	8 GWh	Apr 1988	Dec 2023	Wind
Jacumba Solar Farm	Invenergy Services LLC	Jacumba, CA	43 GWh	Jun 2017	Dec 2023	Solar
Desert Green Solar Farm LLC	Invenergy Services LLC	Boulevard, CA	9 GWh	Oct 2014	Dec 2023	Solar
IOS II-LAX9	IOS II LLC	Fontana, CA	7 GWh	Jan 2020	Dec 2023	Solar
Oberon II Solar Project	IP Oberon II, LLC	Desert Center, CA	550 GWh	Aug 2023	Aug 2024	Solar
Oberon Solar Project	IP Oberon LLC	Desert Center, CA	534 GWh	Aug 2023	Aug 2024	Solar
SRI International Cogen Project	IPT SRI Cogeneration Inc	Menlo Park, CA	27 GWh	Mar 1987	Aug 2024	Natural Gas
Irwindale Brew Yard, LLC	Irwindale Brew Yard, LLC	Irwindale, CA	2 GWh	Jan 2002	Aug 2024	Solar : 98.2% Other Biomass Gas : 1.8%
Isabella Hydro Project	Isabella Partners	Lake Isabella, CA	3 GWh	Nov 1990	Mar 2023	Water
J.R. Simplot Company	J.R. Simplot Company	Lathrop, CA	9 GWh	Sep 1993	Dec 2023	Waste Heat
Vacaville	Janssen Pharmaceutical Co	Vacaville, CA	2 GWh	Aug 2007	Dec 2022	Solar
Java Solar, LLC	Java Solar, LLC	Lemoore, CA	29 GWh	Oct 2022	Dec 2023	Solar
Kaweah Delta District Hospital	Kaweah Delta Hospital	Visalia, CA	21 GWh	Sep 2008	Aug 2024	Natural Gas
Bakersfield College Solar 01	Kern Community College District	Bakersfield, CA	2 GWh	Oct 2010	Dec 2022	Solar
Improvement Dst No. 4	Kern County Water Agency	Bakersfield, CA	8 MWh	Dec 2008	Dec 2022	Solar
Kern Oil & Refining Co	Kern Oil & Refining Co	Bakersfield, CA	35 GWh	Sep 2002	Aug 2024	Natural Gas
Kern River Cogeneration	Kern River Cogeneration Co	Bakersfield, CA	156 GWh	Jun 1985	Aug 2024	Natural Gas
Kingsburg Cogen	KES Kingsburg LP	Kingsburg, CA	5 GWh	Nov 1990	Dec 2023	Natural Gas
Pine Flat	Kings River Conservation Dist	Piedra, CA	562 GWh	Dec 1983	Aug 2024	Water
Vacaville Hospital	KP Vacaville Solar, LLC	Vacaville, CA	3 GWh	Nov 2019	Dec 2023	Solar
Kyocera International Inc.(San Diego)	Kyocera International, Inc	San Diego, CA	9 GWh	Aug 2012	Dec 2023	Natural Gas
L-8 Solar Project	L-8 Solar Project LLC	Palmdale, CA	3 GWh	Apr 2012	Dec 2023	Solar
Lavio Solar	Lavio Solar, LLC	Petaluma, CA	2 GWh	Mar 2018	Dec 2023	Solar
Kumeyaay Wind	Leeward Asset Management, LLC	Campo, CA	145 GWh	Nov 2005	Dec 2023	Wind
Buena Vista Energy LLC	Leeward Asset Management, LLC	Byron, CA	91 GWh	Nov 2006	Dec 2023	Wind
Rabbitbrush Solar, LLC	Leeward Asset Management, LLC	Rosamond, CA	257 GWh	Sep 2022	Aug 2024	Solar
Chaparral Springs	Leeward Asset Management, LLC	Rosamond, CA	427 GWh	-	Aug 2024	Solar
Lincoln WWTF Hybrid	Lincoln Solar Star, LLC	Lincoln, CA	6 GWh	Jul 2021	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
Little Bear Solar 1, LLC	Little Bear Solar 1, LLC (Longroad)	Mendota, CA	83 GWh	Nov 2020	Aug 2024	Solar
Little Bear 3	Little Bear Solar 3, LLC (Longroad)	Mendota, CA	27 GWh	Nov 2020	Dec 2023	Solar
Little Bear 4	Little Bear Solar 4, LLC (Longroad)	Mendota, CA	45 GWh	Nov 2020	Aug 2024	Solar
Little Bear 5	Little Bear Solar 5, LLC (Longroad)	Mendota, CA	118 GWh	Nov 2020	Aug 2024	Solar
Loma Linda University Cogen	Loma Linda University	Loma Linda, CA	52 GWh	Jan 1980	Aug 2024	Natural Gas
Lone Valley Solar Park I LLC	Lone Valley Solar Park I LLC	Lucerne Valley, CA	24 GWh	Nov 2014	Dec 2023	Solar
Lone Valley Solar Park II LLC	Lone Valley Solar Park II LLC	Lucerne Valley, CA	50 GWh	Nov 2014	Dec 2023	Solar
Long Beach Generation LLC	Long Beach Generation LLC	Long Beach, CA	10 GWh	Nov 1976	Dec 2023	Natural Gas
Toyota Long Beach Trigen	Long Beach Trigen, LLC	Long Beach, CA	5 GWh	Oct 2023	Dec 2023	Other Biomass Gas
Calabasas Gas to Energy Facility	Los Angeles County Sanitation	Agoura, CA	47 GWh	Jun 2010	Dec 2023	Landfill Gas
Total Energy Facilities	Los Angeles County Sanitation	Carson, CA	169 GWh	Dec 1985	Dec 2023	Other Biomass Gas : 79.6% Natural Gas : 20.4%
Puente Hills Energy Recovery	Los Angeles County Sanitation	Whittier, CA	159 GWh	Sep 1986	Aug 2024	Landfill Gas
San Gabriel Hydro Project	Los Angeles County-San Gabriel	Azusa, CA	8 GWh	Nov 1987	May 2023	Water
Los Esteros Critical Energy Center	Los Esteros Critical Energy Facility LLC	San Jose, CA	218 GWh	Jan 2003	Aug 2024	Natural Gas
Los Medanos Energy Center	Los Medanos Energy Center LLC	Pittsburg, CA	3 TWh	Jul 2001	Aug 2024	Natural Gas
Tulare Success Power Project	Lower Tule River Irrgtn Dist	Porterville, CA	538 MWh	Nov 1989	Dec 2022	Water
Five H Farms Solar Array	Maas Energy Works	Merced, CA	2 GWh	Mar 2021	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