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
Deer Creek 2	Greenbacker Renewable Energy Corporation	Shingle Springs, CA	3 GWh	Nov 2021	Dec 2023	Solar
Kettleman Solar Project	Ecos Energy LLC	Lodi, CA	3 GWh	Mar 2014	Dec 2023	Solar
Three Forks Water Power Project	Grizzly Mountain Ranch	Zenia, CA	3 GWh	Nov 1984	Dec 2023	Water
L-8 Solar Project	L-8 Solar Project LLC	Palmdale, CA	3 GWh	Apr 2012	Dec 2023	Solar
Prologis L.P	EnterSolar	Tracy, CA	3 GWh	Jul 2018	Dec 2023	Solar
Helzel & Schwarzhoff 86	Wind Stream Operations LLC	Tehachapi, CA	3 GWh	Nov 1986	Dec 2023	Wind
Mira Loma	Costco Wholesale	Mira Loma, CA	3 GWh	Oct 2011	Dec 2023	Solar
Google Moffett Park Solar Project	Google, Inc.	Sunnyvale, CA	3 GWh	Feb 2021	Dec 2023	Solar
Kaiser Ontario	Bloom Energy 2009 PPA	Ontario, CA	3 GWh	Sep 2012	Dec 2023	Natural Gas
Phelan Pinon Hills CSD Solar	Phelan Pinon Hills Community Services District	Adelanto, CA	3 GWh	Oct 2015	Nov 2023	Solar
Lost Hills Cogeneration Plant	AERA Energy LLC	Lost Hills, CA	3 GWh	Sep 1985	Dec 2023	Natural Gas
Frontier HS Solar Project	MN8 Energy LLC	Bakersfield, CA	3 GWh	Nov 2018	Dec 2023	Solar
Rutan	CD US Solar MT 2 LLC	Palmdale, CA	3 GWh	Dec 2013	Dec 2023	Solar
EAFB - North Base	CleanCapital Holdings	Edwards Air Force Bas, CA	3 GWh	Jan 2012	Dec 2023	Solar
Lancaster Solar 2	PsomasFMG Lancaster Solar Crest, LLC	Lancaster, CA	3 GWh	Oct 2014	Dec 2023	Solar
Solar Photovoltaic Project #17	Southern California Edison Co	Fontana, CA	3 GWh	Dec 2014	Apr 2023	Solar
CSUF Nutwood Solar	MN8 Energy LLC	Fullerton, CA	3 GWh	Nov 2016	Dec 2023	Solar
Nelson Creek	Nelson Creek Power Inc	Big Bend, CA	3 GWh	Sep 1989	Dec 2023	Water
Mitchell Solar, LLC	CD US Solar PO 3, LLC	Silver Lake, CA	3 GWh	Nov 2014	Dec 2023	Solar
Rudy Solar, LLC	CD US Solar PO 3, LLC	Silver Lake, CA	3 GWh	Nov 2014	Dec 2023	Solar
Greenleaf 1	Calpine Greenleaf Holding, Inc.	Yuba City, CA	3 GWh	Jan 1989	Dec 2023	Natural Gas
CID Solar (CA)	DG California Solar LLC	Corcoran, CA	3 GWh	Aug 2019	Dec 2023	Solar
2097 Helton Solar Project	Solarenewal LLC	Merced, CA	3 GWh	Mar 2014	Dec 2023	Solar
Broadway 3 - UCSB Lot 38	MN8 Energy LLC	Santa Barbara, CA	3 GWh	Nov 2016	Dec 2023	Solar
Windsor Floating Solar	CA ODEVI LLC	Windsor, CA	3 GWh	Oct 2020	Dec 2023	Solar
Alta Powerhouse	Pacific Gas & Electric Co.	Alta, CA	3 GWh	Oct 1902	Dec 2023	Water
Toadtown	Pacific Gas & Electric Co.	Magalia, CA	3 GWh	Mar 1986	Dec 2023	Water
Heliocentric	Heliocentric LLC	Palmdale, CA	3 GWh	Feb 2012	Dec 2023	Solar
Fresno Sunnyside High School Hybrid	Forefront Power, LLC	Fresno, CA	3 GWh	Nov 2020	Dec 2023	Solar
Enerparc CA1 LLC	Enerparc CA 1, LLC	Hollister, CA	2 GWh	May 2014	Dec 2023	Solar
IKEA Tejon 345	IKEA Property Inc	Lebec, CA	2 GWh	Mar 2011	Dec 2023	Solar
Rancho Cucamonga Dist #1	Altus Power America Management, LLC	Rancho Cucamonga, CA	2 GWh	Mar 2015	Dec 2023	Solar
Madelyn Solar, LLC	CD US Solar PO 3, LLC	Silver Lake, CA	2 GWh	Nov 2014	Dec 2023	Solar
EAFB - South Base	CleanCapital Holdings	Edwards Air Force Bas, CA	2 GWh	Jan 2012	Dec 2023	Solar
Park Meridian #1	Altus Power America Management, LLC	Riverside, CA	2 GWh	Feb 2015	Dec 2023	Solar
Arrache 4006	CD US Solar MT 2 LLC	Palmdale, CA	2 GWh	Jul 2013	Dec 2023	Solar
Lafayette 2 - MLK Jr. Hospital (MLK)	MN8 Energy LLC	Los Angeles, CA	2 GWh	Jul 2020	Dec 2023	Solar
Oakley Solar Project	Oakley Solar Project LLC	Oakley, CA	2 GWh	May 2013	Dec 2023	Solar
Wheeler Ridge	AFTW Holdings, LLC	Bakersfield, CA	2 GWh	Aug 2023	Dec 2023	Solar
SCE-Snowline-Duncan Road (South)	SunEdison LLC	Phelan, CA	2 GWh	Sep 2014	Dec 2023	Solar
Solar Photovoltaic Project #07	Southern California Edison Co	Redlands, CA	2 GWh	Oct 2012	Apr 2023	Solar
Calibrant Bakersfield LLC	Bay4 Energy Services, LLC	Bakersfield, CA	2 GWh	Jan 2022	Dec 2023	Solar
CA Institute for Women	Ecoplexus, Inc	Chino, CA	2 GWh	Jan 2020	Dec 2023	Solar
Diamond Valley Solar Project	Ecos Energy LLC	Winchester, CA	2 GWh	Dec 2014	Dec 2023	Solar
CDCR (CA) - Solano State Prison	SunE Solano SP Owner, LLC	Vacaville, CA	2 GWh	Nov 2013	Dec 2023	Solar
Fremont - Kato Rd	Tesla Inc.	Fremont, CA	2 GWh	Nov 2016	Dec 2023	Solar
Liberty HS Solar Project	MN8 Energy LLC	Bakersfield, CA	2 GWh	Nov 2018	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
Five H Farms Solar Array	Maas Energy Works	Merced, CA	2 GWh	Mar 2021	Dec 2023	Solar
Donaghy-Stockton	Donaghy Sales Inc.	Stockton, CA	2 GWh	Sep 2021	Dec 2023	Solar
Gilead Oceanside Solar Project	Gilead Sciences Inc.	Oceanside, CA	2 GWh	Nov 2021	Dec 2023	Solar
Colton Solar One, LLC	Colton Solar One, LLC	San Bernardino, CA	2 GWh	May 2015	Dec 2023	Solar
Zero Waste Energy Development Co LLC	Zero Waste Energy Development Company LLC	San Jose, CA	2 GWh	Jan 2015	Dec 2023	Other Biomass Gas
County of San Diego SBRC	MN8 Energy LLC	Chula Vista, CA	2 GWh	Nov 2018	Dec 2023	Solar
E&B Resources	Terraform Arcadia	Bakersfield, CA	2 GWh	Nov 2013	Dec 2023	Solar
Guadalupe Solar Farm	County of Santa Clara (CA)	San Jose, CA	2 GWh	Aug 2018	Dec 2023	Solar
Cloverdale Solar Center	Adapture Renewables, Inc.	Cloverdale, CA	2 GWh	Apr 2019	Dec 2023	Solar
Dulles	Golden Springs Development Company LLC	Jurupa Valley, CA	2 GWh	Aug 2016	Dec 2023	Solar
Building F	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Oct 2016	Dec 2023	Solar
Fresno Bullard High School Hybrid	Forefront Power, LLC	Fresno, CA	2 GWh	Feb 2020	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
Solar Star Palo Alto I, LLC	DG 1 Acquisition Co., LLC	Palo Alto, CA	2 GWh	Jul 2019	Dec 2023	Solar
Nunn	CD US Solar MT 2 LLC	Apple Valley, CA	2 GWh	Jun 2013	Dec 2023	Solar
Victor Mesa Linda B2	AES Distributed Energy	Victorville, CA	2 GWh	Oct 2014	Dec 2023	Solar
Bakersfield College Solar 01	Kern Community College District	Bakersfield, CA	2 GWh	Oct 2010	Dec 2022	Solar
POM Plant 1	Wonderful Renewable Energy, LLC.	Del Rey, CA	2 GWh	Nov 2021	Dec 2023	Solar
Fresno Hoover High School Hybrid	Forefront Power, LLC	Fresno, CA	2 GWh	Feb 2020	Dec 2023	Solar : 99.3% Electricity used for energy storage : 0.7%
Rio Hondo	Metropolitan Water District of S CA	South Gate, CA	2 GWh	Feb 1984	Aug 2023	Water
Grossmont HS Solar Project	MN8 Energy LLC	El Cajon, CA	2 GWh	Nov 2018	Dec 2023	Solar
Building G	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Aug 2016	Dec 2023	Solar
CDCR (CA) - Pleasant Valley State Prison	Team-Solar, Inc.	Coalinga, CA	2 GWh	Jun 2014	Dec 2023	Solar
Medline Ind. Phase 2 Tracy	EnterSolar	Tracy, CA	2 GWh	Mar 2018	Dec 2023	Solar
PFMG Solar Grossmont Helix LLC	Altus Power America Management, LLC	La Mesa, CA	2 GWh	Apr 2018	Dec 2023	Solar
SCCCD - Clovis Community College	Forefront Power, LLC	Fresno, CA	2 GWh	Nov 2018	Dec 2023	Solar
2081 Terzian Solar Project	Solarenewal LLC	Reedley, CA	2 GWh	Jan 2014	Dec 2023	Solar
Palo Verde College	Scale Sustainable I, LLC	Blythe, CA	2 GWh	Jul 2009	Dec 2023	Solar
Corcoran	Terraform Arcadia	Corcoran, CA	2 GWh	Dec 2013	Dec 2023	Solar
Victor Mesa Linda C2	AES Distributed Energy	Victorville, CA	2 GWh	Oct 2014	Dec 2023	Solar
Summer Solar D2	AES Distributed Energy	Lancaster, CA	2 GWh	Jun 2014	Dec 2023	Solar
California PV Energy at ISD WWTP	California PV Energy LLC	Oakley, CA	2 GWh	Jul 2014	Dec 2023	Solar
Bakersfield Industrial PV 1	AES Distributed Energy	Bakersfield, CA	2 GWh	Nov 2017	Dec 2023	Solar
Lake Elsinore Canopies - Lakeside HS	Standard Solar	Lake Elsinore, CA	2 GWh	Feb 2022	Dec 2023	Solar
Temescal Canyon RV, LLC	Temescal Canyon RV, LLC	Corona, CA	2 GWh	Apr 2011	Dec 2023	Solar
Solar Photovoltaic Project #13	Southern California Edison Co	Redlands, CA	2 GWh	Jan 2015	Apr 2023	Solar
RE-VFO LLC	RE-VFO LLC	Visalia, CA	2 GWh	Apr 2009	Dec 2023	Solar
Golden Springs Building D	Golden Springs Development Company LLC	Santa Fe Springs, CA	2 GWh	Feb 2012	Dec 2023	Solar
CSD 2 - Heritage High	CleanCapital Holdings	Brentwood, CA	2 GWh	Aug 2013	Dec 2023	Solar
Grizzly	City of Santa Clara - (CA)	N/A, CA	2 GWh	Oct 1993	Dec 2023	Water
Grassland 1&2 Solar Project	Yolo County of	Davis, CA	2 GWh	Jun 2013	Dec 2023	Solar
Solar Photovoltaic Project #28	Southern California Edison Co	San Bernardino, CA	2 GWh	Jan 2015	Apr 2023	Solar
Bear Valley Power Plant	Bear Valley Electric Service	Big Bear Lake, CA	2 GWh	Dec 2004	Dec 2023	Natural Gas
City of Madera WWTP	SunE GIL1, LLC	Madera, CA	2 GWh	Aug 2009	Sep 2023	Solar
SeaWorld Aquatica	Onyx Asset Services Group	Chula Vista, CA	2 GWh	Apr 2018	Dec 2023	Solar
Marina South	Altus Power America Management, LLC	San Pedro, CA	2 GWh	Nov 2020	Dec 2023	Solar
Sheep Creek Community Solar Farm	Phelan Solar LLC	El Mirage, CA	2 GWh	Jul 2023	Dec 2023	Solar
Santa Rosa Junior College Petaluma Solar	Sonoma County Junior College District	Petaluma, CA	2 GWh	Jun 2018	Dec 2023	Solar
CA - Ventura Co CCD - Moorpark College	Forefront Power, LLC	Moorpark, CA	2 GWh	Jul 2023	Dec 2023	Solar
Madera Community Hospital	CleanCapital Holdings	Madera, CA	2 GWh	Sep 2011	Jul 2023	Solar
Summer Solar C2	AES Distributed Energy	Lancaster, CA	2 GWh	May 2014	Dec 2023	Solar
Foundation ST	Foundation HA Energy Generation, LLC	Tracy, CA	2 GWh	May 2011	Dec 2023	Wind

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