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	192.0 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 \| 45.4% Solar \| 23.1% Water \| 12% Wind \| 10.1% Nuclear \| 9.1%

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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
Vasco Winds	Vasco Winds, LLC	Livermore, CA	216 GWh	Nov 2011	Dec 2023	Wind
Foundation IE	Foundation HA Energy Generation, LLC	Rancho Cucamonga, CA	391 MWh	Nov 2011	Dec 2023	Wind
Edwards Air Force Base	CleanCapital Holdings	Edwards, CA	866 MWh	Nov 2011	Dec 2023	Solar
Lancaster Baptist Church	Tesla Inc.	Lancaster, CA	957 MWh	Nov 2011	Dec 2023	Solar
Mesquite Solar 1	Consolidated Edison Development Inc.	Tonopah, AZ	404 GWh	Oct 2011	Dec 2023	Solar
Foundation AB	Foundation HA Energy Generation, LLC	Fairfield, CA	3 GWh	Oct 2011	Dec 2023	Wind
Franklin Templeton San Mateo	Bloom Energy	San Mateo, CA	4 GWh	Oct 2011	Dec 2023	Natural Gas
Dinuba Wastewater Treatment Plant	AES Distributed Energy	Dinuba, CA	2 GWh	Oct 2011	Dec 2023	Solar
Mira Loma	Costco Wholesale	Mira Loma, CA	3 GWh	Oct 2011	Dec 2023	Solar
Madera Community Hospital	CleanCapital Holdings	Madera, CA	2 GWh	Sep 2011	Jul 2023	Solar
Stroud Solar Station	Pacific Gas & Electric Co.	Helm, CA	24 GWh	Aug 2011	Dec 2023	Solar
Five Points Solar Station	Pacific Gas & Electric Co.	Five Points, CA	19 GWh	Aug 2011	Dec 2023	Solar
SC 1 Data Center, Phase 2	Xeres Ventures LLC	Santa Clara, CA	208 MWh	Aug 2011	Sep 2024	Distillate Fuel Oil
Canyon Power Plant	City of Anaheim - (CA)	Anaheim, CA	84 GWh	Jul 2011	Sep 2024	Natural Gas
Solar Photovoltaic Project #06	Southern California Edison Co	Ontario, CA	687 MWh	Jul 2011	Mar 2023	Solar
Solar Photovoltaic Project #08	Southern California Edison Co	Ontario, CA	742 MWh	Jul 2011	Mar 2023	Solar
Solar Photovoltaic Project #09	Southern California Edison Co	Ontario, CA	581 MWh	Jul 2011	Mar 2023	Solar
Solar Photovoltaic Project #22	Southern California Edison Co	Redlands, CA	330 MWh	Jul 2011	Mar 2023	Solar
Avenal Park	Avenal Solar Holdings LLC	Avenal, CA	11 GWh	Jul 2011	Dec 2023	Solar
Sun City Project LLC	Avenal Solar Holdings LLC	Avenal, CA	34 GWh	Jul 2011	Dec 2023	Solar
Sand Drag LLC	Avenal Solar Holdings LLC	Avenal, CA	33 GWh	Jul 2011	Dec 2023	Solar
Westside Solar Station	Pacific Gas & Electric Co.	Five Points, CA	19 GWh	Jul 2011	Dec 2023	Solar
Butte College Main Campus Solar	Butte-Glenn Community College District	Oroville, CA	7 GWh	Jun 2011	Dec 2023	Solar
Foundation ST	Foundation HA Energy Generation, LLC	Tracy, CA	2 GWh	May 2011	Dec 2023	Wind
Temescal Canyon RV, LLC	Temescal Canyon RV, LLC	Corona, CA	2 GWh	Apr 2011	Dec 2023	Solar
SDCWA - Twin Oaks	CleanCapital Holdings	San Marcos, CA	117 MWh	Apr 2011	Nov 2023	Solar
Alta Wind Energy Center IV	Alta Wind Energy Center IV	Mojave, CA	148 GWh	Mar 2011	Dec 2023	Wind
Alta Wind Energy Center V	Alta Wind Energy Center V	Mojave, CA	238 GWh	Mar 2011	Dec 2023	Wind
IKEA Tejon 345	IKEA Property Inc	Lebec, CA	2 GWh	Mar 2011	Dec 2023	Solar
Solar Photovoltaic Project #03	Southern California Edison Co	Rialto, CA	453 MWh	Feb 2011	Apr 2023	Solar
Alta Wind Energy Center III	Alta Wind Energy Center III	Mojave, CA	303 GWh	Jan 2011	Dec 2023	Wind
SDCCD - Miramar	CleanCapital Holdings	San Diego, CA	1 GWh	Jan 2011	Dec 2023	Solar
Alta Wind Energy Center I	Alta Wind Energy Center I	Mojave, CA	361 GWh	Dec 2010	Dec 2023	Wind
Alta Wind Energy Center II	Alta Wind Energy Center II	Mojave, CA	300 GWh	Dec 2010	Dec 2023	Wind
Colusa Generating Station	Pacific Gas & Electric Co.	Maxwell, CA	3 TWh	Nov 2010	Sep 2024	Natural Gas
Hatchet Ridge Wind Project	Pattern Operators LP	Burney, CA	248 GWh	Nov 2010	Dec 2023	Wind
Yolo County Solar Project	Yolo County of	Woodland, CA	534 MWh	Nov 2010	Dec 2023	Solar
Meridian Vineyards	CVI CleanCapital Solar 1 LLC	Paso Robles, CA	1 GWh	Nov 2010	Dec 2023	Solar
Monterey Regional Water Pollution Control Agency	Tesla Inc.	Marina, CA	1 GWh	Nov 2010	Dec 2023	Solar
Ameresco Chiquita Canyon	AMERESCO Chiquita Canyon LLC	Castaic, CA	33 GWh	Oct 2010	Dec 2023	Landfill Gas
FPL Energy Montezuma Winds LLC	FPL Energy Montezuma Wind	Birds Landing, CA	98 GWh	Oct 2010	Dec 2023	Wind
Caltech Central	Bloom Energy 2009 PPA	Pasadena, CA	401 MWh	Oct 2010	Dec 2023	Natural Gas
Bakersfield College Solar 01	Kern Community College District	Bakersfield, CA	2 GWh	Oct 2010	Dec 2022	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%
Teichert Materials-Teichert Vernalis	Foundation HA Energy Generation, LLC	San Joaquin, CA	2 GWh	Sep 2010	Dec 2023	Wind
CSUF Trigeneration	California State University at Fullerton	Fullerton, CA	35 GWh	Sep 2010	Sep 2024	Natural Gas : 82.3% Solar : 17.7%
Humboldt Bay	Pacific Gas & Electric Co.	Eureka, CA	363 GWh	Aug 2010	Sep 2024	Natural Gas : 99.5% Distillate Fuel Oil : 0.5%
Sunset Reservoir North Basin	Duke Energy Renewables Services	San Francisco, CA	6 GWh	Aug 2010	Dec 2023	Solar
Castle Rock Vineyards	Castle Rock Cooling	Delano, CA	2 GWh	Aug 2010	Dec 2023	Solar
FRV SI Transport Solar LP	FRV SI Transport Solar, L.P. (Sacremento)	Sacramento, CA	1 GWh	Jul 2010	Dec 2023	Solar
Calabasas Gas to Energy Facility	Los Angeles County Sanitation	Agoura, CA	47 GWh	Jun 2010	Dec 2023	Landfill Gas
Orange Grove Peaking Facility	Orange Grove Energy LP	Pala, CA	18 GWh	May 2010	Dec 2023	Natural Gas
El Cajon Energy Center	Wellhead Services, Inc	El Cajon, CA	8 GWh	May 2010	Dec 2023	Natural Gas
CM48	Consolidated Edison Development Inc.	Boulder City, NV	93 GWh	May 2010	Dec 2023	Solar
Victor Valley CC CPV Solar	Victor Valley Community College District	Victorville, CA	3 GWh	May 2010	Dec 2022	Solar
CalRenew-1	CalRenew-1 LLC	Mendota, CA	6 GWh	Mar 2010	Dec 2023	Solar
High Sierra Cogeneration Plant	Plumas Sierra Rural Electric Coop	Susanville, CA	36 GWh	Jan 2010	Dec 2023	Natural Gas
Solar Blythe LLC	NRG Solar Blythe	Blythe, CA	41 GWh	Nov 2009	Dec 2023	Solar
Solar Photovoltaic Project #02	Southern California Edison Co	Chino, CA	483 MWh	Nov 2009	Apr 2023	Solar
Vaca Dixon Solar Station	Pacific Gas & Electric Co.	Vacaville, CA	4 GWh	Nov 2009	Dec 2023	Solar
Santa Cruz Energy	Santa Cruz Energy LLC	Santa Cruz, CA	10 GWh	Oct 2009	Dec 2023	Landfill Gas
Otay Mesa Generating Project	Otay Mesa Energy Center LLC	San Diego, CA	3 TWh	Sep 2009	Sep 2024	Natural Gas
SunEdison Procter & Gamble Oxnard	SunE U6 Holdings LLC	Oxnard, CA	1 GWh	Sep 2009	Dec 2023	Solar
Broadway 3 - UC Merced 1	MN8 Energy LLC	Merced, CA	1 GWh	Sep 2009	Dec 2023	Solar
City of Madera WWTP	SunE GIL1, LLC	Madera, CA	2 GWh	Aug 2009	Sep 2023	Solar
Palo Verde College	Scale Sustainable I, LLC	Blythe, CA	2 GWh	Jul 2009	Dec 2023	Solar
Ameresco Keller Canyon	AMERESCO Keller Canyon LLC	Bay Point, CA	29 GWh	Jun 2009	Dec 2023	Landfill Gas
Panoche Energy Center	Panoche Energy Center, LLC	Firebaugh, CA	1 TWh	May 2009	Sep 2024	Natural Gas
Garnet Wind Energy Center	Terra-Gen Operating Co-Wind	North Palm Springs, CA	15 GWh	May 2009	Dec 2023	Wind
Midway Peaking LLC	CalPeak Power, LLC	Firebaugh, CA	26 GWh	Apr 2009	Nov 2023	Natural Gas
RE-VFO LLC	RE-VFO LLC	Visalia, CA	2 GWh	Apr 2009	Dec 2023	Solar
SunEdison Walmart Apple Valley DC	SunE M5 Holdings LLC	Apple Valley, CA	969 MWh	Feb 2009	Dec 2023	Solar
Staples La Mirada, CA	SunE WF3-ST Holdings, LLC	La Mirada, CA	2 GWh	Feb 2009	Dec 2023	Solar
G2 Energy Ostrom Road LLC	G2 Energy LLC	Wheatland, CA	25 GWh	Jan 2009	Dec 2023	Landfill Gas
ASTI	Perpetual Energy Systems	Cloverdale, CA	1 GWh	Jan 2009	Dec 2023	Solar
Gateway Generating Station	Pacific Gas & Electric Co.	Antioch, CA	3 TWh	Dec 2008	Sep 2024	Natural Gas
Shiloh Wind Project 2 LLC	EDF Renewable Asset Holdings, Inc.	Birds Landing, CA	432 GWh	Dec 2008	Dec 2023	Wind
Improvement Dst No. 4	Kern County Water Agency	Bakersfield, CA	8 MWh	Dec 2008	Dec 2022	Solar
Beringer	Perpetual Energy Systems	Saint Helena, CA	1 GWh	Dec 2008	Dec 2023	Solar
Ameresco Ox Mountain	AMERESCO Ox Mountain Energy LLC	Half Moon Bay, CA	83 GWh	Nov 2008	Sep 2024	Landfill Gas
CM10	Consolidated Edison Development Inc.	Boulder City, NV	19 GWh	Nov 2008	Dec 2023	Solar
SunEdison Anheuser Busch Fairfield	SunE M5 Holdings LLC	Fairfield, CA	747 MWh	Nov 2008	Dec 2023	Solar
Univ of California San Diego Solar	University of California San Diego	La Jolla, CA	4 GWh	Nov 2008	Dec 2023	Solar
Encina Water Pollution Control	Encina Joint Powers Authority	Carlsbad, CA	14 GWh	Oct 2008	Sep 2024	Other Biomass Gas : 96.1% Natural Gas : 3.9%
Bolthouse S&P and Rowen Farms Solar	MMA WBF Power LP	Palmdale, CA	779 MWh	Oct 2008	Mar 2023	Solar
Mariani Packing Vacaville Solar	SunE U6 Holdings LLC	Vacaville, CA	891 MWh	Oct 2008	Dec 2023	Solar
Kaweah Delta District Hospital	Kaweah Delta Hospital	Visalia, CA	22 GWh	Sep 2008	Sep 2024	Natural Gas
Gap Pacific Distribution Center	MN8 Energy LLC	Fresno, CA	6 GWh	Sep 2008	Dec 2023	Solar
Edom Hills Project 1 LLC	Edom Hills Project 1 LLC	Cathedral City, CA	11 GWh	Aug 2008	Dec 2023	Wind
El Nido Facility	Merced Power LLC	El Nido, CA	44 GWh	Jul 2008	Feb 2023	Wood/Wood Waste Solids : 99.8%
Ampersand Chowchilla Biomass LLC	Ampersand Chowchilla Biomass LLC	Chowchilla, CA	49 GWh	Apr 2008	Mar 2023	Wood/Wood Waste Solids : 99.8%
SunEdison Ironwood State Prison	SunE CPA CDC2 LLC	Blythe, CA	1 GWh	Apr 2008	Dec 2023	Solar
Robert O Schulz Solar Farm	South San Joaquin Irr District	Oakdale, CA	2 GWh	Apr 2008	Dec 2023	Solar
Broadridge Cogen	Broadridge Customer Communications	El Dorado Hills, CA	19 GWh	Apr 2008	Dec 2023	Natural Gas : 93.5% Solar : 6.5%
Dillon Wind LLC	Avangrid Renewables LLC	North Palm Springs, CA	151 GWh	Mar 2008	Dec 2023	Wind
CSU Fresno Solar Project	MMA Fresno Power LP	Fresno, CA	1 GWh	Nov 2007	Dec 2023	Solar
Algonquin Power Sanger LLC	Algonquin Power Sanger LLC	Sanger, CA	8 GWh	Nov 2007	Sep 2024	Natural Gas
Kohls San Bernardino Solar Facility	SunE WF3 KHL A Holdings, LLC	San Bernardino, CA	1 GWh	Oct 2007	Dec 2023	Solar
Grapeland Hybrid	Southern California Edison Co	Rancho Cucamonga, CA	4 GWh	Aug 2007	Dec 2023	Natural Gas
Mira Loma Peaker	Southern California Edison Co	Ontario, CA	11 GWh	Aug 2007	Dec 2023	Natural Gas

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#28	Arizona Public Service Company	22.0 TWh	75
#53	Arlington Valley, LLC	3.6 TWh	1
#36	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	16.0 TWh	120
#22	Nevada Power Company	37.8 TWh	136
#56	New Harquahala Generating Company, LLC	2.9 TWh	1
#18	Salt River Project Agricultural Improvement and Power District	58.9 TWh	45
#57	Turlock Irrigation District	2.3 TWh	11
#41	Western Area Power Administration - Desert Southwest Region	8.5 TWh	30

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#3	Electric Reliability Council of Texas, Inc.	462.2 TWh	1,139
#5	Southwest Power Pool	290.4 TWh	762
#6	Southern Company Services, Inc. - Trans	248.1 TWh	393
#7	California Independent System Operator	192.0 TWh	1,943
#9	Tennessee Valley Authority	157.6 TWh	170
#10	Florida Power & Light Co.	147.6 TWh	159
#12	New York Independent System Operator	129.8 TWh	1,100
#13	Duke Energy Carolinas	110.9 TWh	556
#15	ISO New England	103.1 TWh	1,487
#16	Bonneville Power Administration	80.0 TWh	158