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
Desert Star Energy Center	Desert Star Energy Center SDG&E	Boulder City, NV	1 TWh	Apr 2000	Aug 2024	Natural Gas
Desert Hot Springs Solar	Consolidated Edison Solutions Inc.	Desert Hot Springs, CA	6 GWh	Nov 2013	Dec 2023	Solar
Desert Harvest, LLC	Desert Harvest, LLC	Desert Center, CA	186 GWh	Nov 2020	Aug 2024	Solar
Desert Harvest II LLC	Desert Harvest II LLC	Desert Center, CA	134 GWh	Nov 2020	Aug 2024	Solar
Desert Green Solar Farm LLC	Invenergy Services LLC	Boulevard, CA	9 GWh	Oct 2014	Dec 2023	Solar
Delta Energy Center	Delta Energy Center LLC	Pittsburg, CA	4 TWh	Apr 2002	Aug 2024	Natural Gas
Delano Land 1	AES Distributed Energy	Delano, CA	990 MWh	Nov 2017	Dec 2023	Solar
Delano Energy Center	Wellhead Services, Inc	Delano, CA	3 GWh	Dec 2012	Nov 2023	Natural Gas
Deer Creek PH	Pacific Gas & Electric Co.	Nevada City, CA	12 GWh	Apr 1908	Nov 2023	Water
Deer Creek 2	Greenbacker Renewable Energy Corporation	Shingle Springs, CA	3 GWh	Nov 2021	Dec 2023	Solar
Deadwood Creek	Hydro Sierra Energy, LLC	Dobbins, CA	3 GWh	Nov 1993	Aug 2023	Water
De Sabla	Pacific Gas & Electric Co.	Magalia, CA	47 GWh	Jan 1963	Dec 2023	Water
Danell Bros Inc	Renewable Solar, Inc	Hanford, CA	6 GWh	Aug 2021	Dec 2023	Solar
Daggett 3	Daggett Solar Power 3 LLC	Daggett, CA	842 GWh	Jun 2023	Aug 2024	Solar
Daggett 2	Daggett Solar Power 2 LLC	Daggett, CA	397 GWh	Nov 2023	Aug 2024	Solar
D'Arrigo Brothers - Phase 4	CalCom Energy	Salinas, CA	4 GWh	Feb 2019	Dec 2023	Solar
Cymric 6Z Cogen	Chevron USA Inc	McKittrick, CA	37 GWh	Jun 1986	Dec 2023	Natural Gas
Cymric 36W Cogen	Chevron USA Inc	McKittrick, CA	54 GWh	Sep 1982	Dec 2023	Natural Gas
Cymric 31X Cogen	Chevron USA Inc	McKittrick, CA	37 GWh	Sep 1988	Dec 2023	Natural Gas
Cuyamaca Peak Energy Plant	San Diego Gas & Electric Co	El Cajon, CA	12 GWh	Apr 2002	Dec 2023	Natural Gas
Cuyama Solar, LLC	Cuyama Solar, LLC	Cuyama, CA	75 GWh	Oct 2017	Aug 2024	Solar
CSUF Trigeneration	California State University at Fullerton	Fullerton, CA	34 GWh	Sep 2010	Aug 2024	Natural Gas : 82.0% Solar : 18.0%
CSUF State College	MN8 Energy LLC	Fullerton, CA	2 GWh	Nov 2016	Dec 2023	Solar
CSUF Nutwood Solar	MN8 Energy LLC	Fullerton, CA	3 GWh	Nov 2016	Dec 2023	Solar
CSUCI Site Authority	CSUCI Site Authority	Camarillo, CA	956 MWh	Feb 1988	Jul 2024	Natural Gas
CSU San Jose State University	SkyHigh 2 Solar	San Jose, CA	4 GWh	Nov 2021	Dec 2023	Solar
CSU Long Beach Lots 7 & 14	MN8 Energy LLC	Long Beach, CA	7 GWh	Nov 2017	Dec 2023	Solar
CSU Fresno Solar Project	MMA Fresno Power LP	Fresno, CA	1 GWh	Nov 2007	Dec 2023	Solar
CST001 McCarthy Fuel Cell	2016 ESA Project Company, LLC	Milpitas, CA	8 GWh	Dec 2018	Dec 2023	Natural Gas
CSP Los Angeles	Ecoplexus, Inc	Lancaster, CA	6 GWh	Sep 2022	Dec 2023	Solar
CSD 2 - Heritage High	CleanCapital Holdings	Brentwood, CA	2 GWh	Aug 2013	Dec 2023	Solar
CSD 2- Freedom High	CleanCapital Holdings	Oakley, CA	1 GWh	Jul 2013	Dec 2023	Solar
Crystal Farms Local Solar	Crystal Farms Local Solar, LLC	San Joaquin, CA	932 MWh	Oct 2023	Dec 2023	Solar
Crockett Cogen Project	Crockett Cogeneration	Crockett, CA	2 TWh	Nov 1995	Aug 2024	Natural Gas
Cresta	Pacific Gas & Electric Co.	Storrie, CA	122 GWh	Oct 1949	Dec 2023	Water
Creed Energy Center	Creed Energy Center LLC	Suisun, CA	8 GWh	Dec 2002	Dec 2023	Natural Gas
Crafton Hills College Solar Farm	San Bernardino Comm College Dist	Yucaipa, CA	55 MWh	May 2012	Dec 2022	Solar
CP Kelco San Diego Plant	CP Kelco US Inc.	San Diego, CA	83 GWh	Sep 1983	Aug 2024	Natural Gas
Cow Creek	Pacific Gas & Electric Co.	Millville, CA	6 GWh	Dec 1906	Mar 2023	Water
Cove Hydroelectric	Snow Mountain Hydro LLC	Burney, CA	14 GWh	Jan 1990	Dec 2023	Water
Covanta Stanislaus Energy	Covanta Stanislaus Inc	Crows Landing, CA	90 GWh	Aug 1988	Aug 2024	Non-biogenic Municipal Solid Waste : 51.5% Biogenic Municipal Solid Waste : 42.1% Distillate Fuel Oil : 6.4%
County of San Diego SBRC	MN8 Energy LLC	Chula Vista, CA	2 GWh	Nov 2018	Dec 2023	Solar
County of San Diego COC Hybrid	Solar Star California LXXVIII, LLC	San Diego, CA	3 GWh	Jun 2020	Dec 2023	Solar : 95.9% Electricity used for energy storage : 4.1%
Cottonwood Solar, LLC (Goose Lake)	Onward Energy	Lost Hills, CA	25 GWh	Apr 2015	Dec 2023	Solar
Cottonwood Solar, LLC Cottonwood Carport	Onward Energy	Novato, CA	1 GWh	Apr 2016	Nov 2023	Solar
Cottonwood Solar, LLC (City of Corcoran)	Onward Energy	Corcoran, CA	21 GWh	Apr 2015	Dec 2023	Solar
Coso Power Developers	Coso Operating Co LLC	Inyokern, CA	332 GWh	Oct 1989	Aug 2024	Geothermal
Coso Finance Partners	Coso Operating Co LLC	Inyokern, CA	391 GWh	Jun 1987	Aug 2024	Geothermal
Coso Energy Developers	Coso Operating Co LLC	Inyokern, CA	277 GWh	Nov 1988	Dec 2023	Geothermal
Coronus Adelanto West 2	Clean Focus Yield, LLC	Adelanto, CA	3 GWh	Dec 2014	Dec 2023	Solar
Coronus Adelanto West 1	Clean Focus Yield, LLC	Adelanto, CA	3 GWh	Dec 2014	Dec 2023	Solar
Coronal Lost Hills	Arevon Energy, Inc.	Lost Hills, CA	29 GWh	Apr 2015	Dec 2023	Solar
Corona	Metropolitan Water District of S CA	Corona, CA	4 GWh	Jul 1983	Dec 2023	Water
Corcoran Solar 3	Consolidated Edison Development Inc.	Corcoran, CA	49 GWh	Jan 2016	Dec 2023	Solar
Corcoran Solar 2	Consolidated Edison Development Inc.	Corcoran, CA	47 GWh	Apr 2015	Dec 2023	Solar
Corcoran Solar	Consolidated Edison Development Inc.	Corcoran, CA	35 GWh	Jul 2013	Dec 2023	Solar
Corcoran	Terraform Arcadia	Corcoran, CA	2 GWh	Dec 2013	Dec 2023	Solar
Coram Tehachapi	Nextera Energy Resources	Tehachapi, CA	4 GWh	Aug 1992	Dec 2023	Wind
Coram Energy LLC (ECT)	Nextera Energy Resources	Tehachapi, CA	32 GWh	Apr 2005	Dec 2023	Wind
Coram Energy LLC	Nextera Energy Resources	Tehachapi, CA	36 GWh	Dec 2004	Dec 2023	Wind
Copper Mountain Solar 4, LLC	Consolidated Edison Development Inc.	Boulder City, NV	214 GWh	Aug 2016	Dec 2023	Solar
Copper Mountain Solar 2	Consolidated Edison Development Inc.	Boulder City, NV	349 GWh	Jun 2012	Dec 2023	Solar
Comcast - Universal City	Bloom Energy	Universal City, CA	8 GWh	Aug 2021	Dec 2023	Natural Gas
Combustion Turbine Project No 2	Northern California Power Agny	Lodi, CA	7 GWh	Mar 1996	Dec 2023	Natural Gas
Combie South	Nevada Irrigation District	Auburn, CA	7 GWh	Mar 1984	Dec 2023	Water
Colusa Generating Station	Pacific Gas & Electric Co.	Maxwell, CA	3 TWh	Nov 2010	Aug 2024	Natural Gas
Columbia Solar Energy, LLC	Columbia Solar Energy LLC	Pittsburg, CA	20 GWh	Sep 2015	Dec 2023	Solar
Colton Solar Two, LLC	Colton Solar Two, LLC	Colton, CA	1 GWh	Mar 2015	Dec 2023	Solar
Colton Solar One, LLC	Colton Solar One, LLC	San Bernardino, CA	2 GWh	May 2015	Dec 2023	Solar
Collins Pine Project	Collins Pine Co	Chester, CA	8 GWh	Nov 1985	Nov 2023	Wood/Wood Waste Solids
Collierville Powerhouse	Northern California Power Agny	Murphys, CA	537 GWh	Oct 1989	Aug 2024	Water
Colgate	Yuba County Water Agency	Dobbins, CA	1 TWh	Sep 1969	Aug 2024	Water
Coleman PH	Pacific Gas & Electric Co.	Anderson, CA	34 GWh	May 1979	Dec 2023	Water
Cold Canyon 1	Toro Energy of California SLO	San Luis Obispo, CA	10 GWh	Jun 2013	Dec 2023	Landfill Gas
Coalinga Cogeneration Facility	Aera Energy LLC-Coalinga	Coalinga, CA	44 GWh	May 1988	Dec 2023	Natural Gas
Coalinga 25D Cogen	Chevron USA Inc	Coalinga, CA	67 GWh	Sep 1986	Dec 2023	Natural Gas
Coachella Hills Wind	Terra-Gen Operating Co-Wind	Palm Springs, CA	206 GWh	Feb 2021	Aug 2024	Wind
CM48	Consolidated Edison Development Inc.	Boulder City, NV	93 GWh	May 2010	Dec 2023	Solar
CM10	Consolidated Edison Development Inc.	Boulder City, NV	19 GWh	Nov 2008	Dec 2023	Solar
Clovis North High School	Tesla Inc.	Fresno, CA	1 GWh	Nov 2017	Dec 2023	Solar
Clovis High School	Tesla Inc.	Clovis, CA	1 GWh	Mar 2018	Dec 2023	Solar
Clovis East High School	Tesla Inc.	Clovis, CA	1 GWh	Mar 2018	Dec 2023	Solar
Cloverdale Solar I	Altus Power America Management, LLC	Cloverdale, CA	2 GWh	May 2014	Dec 2023	Solar
Cloverdale Solar Center	Adapture Renewables, Inc.	Cloverdale, CA	2 GWh	Apr 2019	Dec 2023	Solar
Clearwater Power Plant	City of Riverside - (CA)	Corona, CA	13 GWh	Feb 2005	Dec 2023	Natural Gas
City of Tulare Water Facility	City of Tulare Water Pollution Control	Tulare, CA	24 GWh	Dec 1990	Dec 2022	Natural Gas : 83.2% Solar : 16.8%
City of Soledad Water Reclamation	Foundation HA Energy Generation, LLC	Soledad, CA	4 GWh	Oct 2014	Dec 2023	Wind
City of Rosamond (CA)	Standard Solar	Rosamond, CA	1 GWh	Apr 2023	Dec 2023	Solar
City of Palo Alto	City of Palo Alto	Palo Alta, CA	21 MWh	Feb 2002	Dec 2023	Natural Gas
City of Madera WWTP	SunE GIL1, LLC	Madera, CA	2 GWh	Aug 2009	Sep 2023	Solar
City of Hayward WWTP	City of Hayward	Hayward, CA	10 GWh	Oct 2010	Dec 2023	Other Biomass Gas : 66.0% Solar : 30.5% Natural Gas : 3.5%
Citizen B	AES Distributed Energy	Mendota, CA	7 GWh	Nov 2015	Dec 2023	Solar
CID Solar, LLC	Onward Energy	Corcoran, CA	39 GWh	Nov 2014	Dec 2023	Solar
CID Solar (CA)	DG California Solar LLC	Corcoran, CA	3 GWh	Aug 2019	Dec 2023	Solar
Chula Vista Energy Center	Wellhead Services, Inc	Chula Vista, CA	2 GWh	Apr 2001	Dec 2023	Natural Gas
Chuckawalla Valley State Prison	SunE CPA CDC1 LLC	Blythe, CA	1 GWh	May 2006	Dec 2023	Solar
Chuckawalla Solar	Altus Power America Management, LLC	Blythe, CA	7 GWh	May 2012	Dec 2023	Solar
Chowchilla II	California Power Holdings LLC	Chowchilla, CA	14 GWh	May 2001	Dec 2023	Natural Gas
Chili Bar	Sacramento Municipal Util Dist	Placerville, CA	43 GWh	Feb 1965	Dec 2023	Water
Childrens Hospital	DTE San Diego COGEN Inc.	San Diego, CA	27 GWh	Mar 2000	Aug 2024	Natural Gas

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