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	Jul 2026
Annual Generation	169.4 TWh
Power Plants	2,135
Utilities	988
Ranked #7 out of 64 in terms of net annual generation
Ranked #12 out of 53 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 34% Solar \| 30% Water \| 12.4% Wind \| 11.3% Nuclear \| 11%

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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
Division 2	Tesla Inc.	Lancaster, CA	2 GWh	May 2014	Dec 2025	Solar
Division 3	Tesla Inc.	Lancaster, CA	1 GWh	May 2014	Dec 2025	Solar
Kettering Solar 1	Tesla Inc.	Lancaster, CA	2 GWh	May 2014	Nov 2025	Solar
AVS Lancaster 1	Tesla Inc.	Lancaster, CA	6 GWh	Nov 2016	Dec 2025	Solar
Kettering Solar 2	Tesla Inc.	Lancaster, CA	2 GWh	May 2014	Nov 2025	Solar
Fremont CA AutoFactory	Tesla Inc.	Fremont, CA	524 MWh	Feb 2022	Dec 2025	Solar
Genentech-Oceanside Hybrid	Tesla Inc.	Oceanside, CA	4 GWh	Mar 2016	Dec 2024	Solar
Genentech Vacaville Meter #1	Tesla Inc.	Vacaville, CA	12 GWh	Apr 2017	Dec 2025	Solar
Clovis North High School	Tesla Inc.	Fresno, CA	2 GWh	Nov 2017	Dec 2025	Solar
Walnut Unified School District Walnut HS	Tesla Inc.	Walnut, CA	327 MWh	Jan 2020	Jun 2025	Solar
Fremont - Kato Rd	Tesla Inc.	Fremont, CA	2 GWh	Nov 2016	Dec 2025	Solar
Clovis High School	Tesla Inc.	Clovis, CA	2 GWh	Mar 2018	Dec 2025	Solar
Clovis East High School	Tesla Inc.	Clovis, CA	1 GWh	Mar 2018	Dec 2025	Solar
E&B Resources	Terraform Arcadia	Bakersfield, CA	2 GWh	Nov 2013	Dec 2025	Solar
Corcoran	Terraform Arcadia	Corcoran, CA	2 GWh	Dec 2013	Dec 2025	Solar
Morgan Lancaster 1	Terraform Arcadia	Lancaster, CA	818 MWh	Aug 2015	Dec 2025	Solar
Mojave 16/17/18	Terra-Gen Operating Co-Wind	Mojave, CA	66 GWh	Nov 1989	Dec 2025	Wind
Ridgetop	Terra-Gen Operating Co-Wind	Mojave, CA	118 GWh	Mar 1994	Dec 2025	Wind
Oasis Wind	Terra-Gen Operating Co-Wind	Mojave, CA	221 GWh	Nov 2004	Dec 2025	Wind
Difwind Farms Ltd VI	Terra-Gen Operating Co-Wind	Mojave, CA	13 GWh	Dec 1986	Dec 2025	Wind
TPC Windfarms LLC	Terra-Gen Operating Co-Wind	Mojave, CA	42 GWh	Nov 1986	Dec 2025	Wind
Cameron Ridge LLC	Terra-Gen Operating Co-Wind	Mojave, CA	148 GWh	Nov 1984	Dec 2025	Wind
Mojave 3/4/5	Terra-Gen Operating Co-Wind	Mojave, CA	125 GWh	Nov 1990	Dec 2025	Wind
East Winds Project	Terra-Gen Operating Co-Wind	Palm Springs, CA	6 GWh	Nov 1983	Dec 2025	Wind
Oak Creek Energy Systems I	Terra-Gen Operating Co-Wind	Mojave, CA	57 GWh	May 1982	Dec 2025	Wind
San Gorgonio Westwinds II LLC	Terra-Gen Operating Co-Wind	North Palm Springs, CA	123 GWh	May 1999	Dec 2025	Wind
Garnet Wind Energy Center	Terra-Gen Operating Co-Wind	North Palm Springs, CA	17 GWh	May 2009	Dec 2025	Wind
Ridgetop Energy LLC	Terra-Gen Operating Co-Wind	Mojave, CA	24 GWh	Dec 1983	Dec 2025	Wind
Painted Hills Wind Park	Terra-Gen Operating Co-Wind	Whitewater, CA	158 GWh	Oct 1985	May 2026	Wind
Point Wind	Terra-Gen Operating Co-Wind	Tehachapi, CA	216 GWh	Feb 2021	May 2026	Wind
Voyager Wind I	Terra-Gen Operating Co-Wind	Mojave, CA	343 GWh	Nov 2019	May 2026	Wind
Coachella Hills Wind	Terra-Gen Operating Co-Wind	Palm Springs, CA	201 GWh	Feb 2021	May 2026	Wind
Oasis Alta	Terra-Gen Operating Co-Wind	Mojave, CA	49 GWh	Mar 2021	Dec 2025	Wind
Voyager Wind II	Terra-Gen Operating Co-Wind	Mojave, CA	431 GWh	Nov 2018	May 2026	Wind
Voyager Wind III	Terra-Gen Operating Co-Wind	Mojave, CA	119 GWh	Nov 2018	May 2026	Wind
Voyager Wind IV	Terra-Gen Operating Co-Wind	Mojave, CA	79 GWh	Nov 2018	Dec 2025	Wind
Desert Breeze Solar, LLC	Terra-Gen Operating Co-Solar	Hinkley, CA	34 GWh	-	May 2026	Solar
Lockhart Solar PV II	Terra-Gen Operating Co-Solar	Hinkley, CA	208 GWh	Jun 2023	May 2026	Solar
Lockhart Solar PV, LLC	Terra-Gen Operating Co-Solar	Hinkley, CA	241 GWh	Nov 1989	May 2026	Solar
Edwards Sanborn S1	Terra-Gen Operating Co-Hybrid	Mojave, CA	98 GWh	Feb 2022	May 2026	Solar
Edwards Sanborn E4	Terra-Gen Operating Co-Hybrid	Mojave, CA	330 GWh	Nov 2022	May 2026	Solar
Edwards Sanborn S3	Terra-Gen Operating Co-Hybrid	Mojave, CA	81 GWh	Feb 2022	May 2026	Solar
Edwards Sanborn 1C	Terra-Gen Operating Co-Hybrid	Mojave, CA	206 GWh	Oct 2025	May 2026	Solar
Edwards Sanborn S4	Terra-Gen Operating Co-Hybrid	Mojave, CA	93 GWh	Oct 2022	May 2026	Solar
Edwards Sanborn E3	Terra-Gen Operating Co-Hybrid	Mojave, CA	58 GWh	Nov 2021	May 2026	Solar
Edwards Sanborn E1A	Terra-Gen Operating Co-Hybrid	Mojave, CA	318 GWh	Jul 2022	May 2026	Solar
Edwards Sanborn E2	Terra-Gen Operating Co-Hybrid	Mojave, CA	292 GWh	Nov 2021	May 2026	Solar
Edwards Sanborn E5	Terra-Gen Operating Co-Hybrid	Mojave, CA	153 GWh	Nov 2022	May 2026	Solar
Edwards Sanborn E1B	Terra-Gen Operating Co-Hybrid	Mojave, CA	354 GWh	Oct 2022	May 2026	Solar
Temescal Canyon RV, LLC	Temescal Canyon RV, LLC	Corona, CA	2 GWh	Apr 2011	Dec 2025	Solar
CDCR (CA) - Pleasant Valley State Prison	Team-Solar, Inc.	Coalinga, CA	3 GWh	Jun 2014	Dec 2025	Solar
DSH (CA) - Coalinga State Hospital	Team-Solar, Inc.	Coalinga, CA	4 GWh	Jun 2014	Dec 2025	Solar
TA-High Desert LLC	TA-High Desert LLC	Lancaster, CA	58 GWh	Feb 2013	Dec 2025	Solar
Sycamore Energy LLC	Sycamore Energy LLC	Santee, CA	23 GWh	Mar 2004	Dec 2025	Landfill Gas
Sycamore Cogeneration	Sycamore Cogeneration Co	Bakersfield, CA	148 GWh	Nov 1987	May 2026	Natural Gas
Sutter Santa Rosa Solar	Sutter Santa Rosa Solar LLC	Santa Rosa, CA	2 GWh	Aug 2019	Dec 2025	Solar
Hollister Wastewater Facility	SunStrong Management, LLC	Hollister, CA	2 GWh	Oct 2011	Dec 2025	Solar
ASTI	SunStrong Management, LLC	Cloverdale, CA	1 GWh	Jan 2009	Dec 2025	Solar
Beringer	SunStrong Management, LLC	Saint Helena, CA	2 GWh	Dec 2008	Dec 2025	Solar
Sunshine Gas Producers	Sunshine Gas Producers LLC	Sylmar, CA	132 GWh	Jul 2014	May 2026	Landfill Gas
Sunrise Power LLC	Sunrise Power Co LLC	Fellows, CA	2 TWh	May 2001	May 2026	Natural Gas
Sunray 3	Sunray Energy 3 LLC	Daggett, CA	37 GWh	Nov 1985	Dec 2025	Solar
Sunray 2	Sunray Energy 2, LLC	Daggett, CA	55 GWh	Nov 1984	Dec 2025	Solar
SunE- E Philadelphia Ontario	SunEdison LLC	Ontario, CA	2 GWh	Feb 2016	Dec 2025	Solar
Hesperia	SunEdison LLC	Hesperia, CA	3 GWh	Jul 2014	Dec 2025	Solar
SCE-Snowline-Duncan Road (North)	SunEdison LLC	Phelan, CA	3 GWh	Sep 2014	Dec 2025	Solar
SCE-Snowline-Duncan Road (South)	SunEdison LLC	Phelan, CA	2 GWh	Sep 2014	Dec 2025	Solar
SCE-Snowline-White Road (South)	SunEdison LLC	Phelan, CA	3 GWh	Oct 2014	Dec 2025	Solar
SCE-Snowline-White Road (North)	SunEdison LLC	Phelan, CA	3 GWh	Oct 2014	Dec 2025	Solar
SCE-Snowline-White Rd (Central)	SunEdison LLC	Phelan, CA	3 GWh	Oct 2014	Dec 2025	Solar
Walgreens Woodland Distribution Center	SunE WG45 Woodland LLC	Woodland, CA	432 MWh	Jul 2007	Dec 2025	Solar
SunEdison Walgreens Moreno Valley	SunE WG113 Moreno Valley LLC	Moreno Valley, CA	599 MWh	Aug 2007	Dec 2025	Solar
Staples La Mirada, CA	SunE WF3-ST Holdings, LLC	La Mirada, CA	1 GWh	Feb 2009	Dec 2025	Solar
Kohls San Bernardino Solar Facility	SunE WF3 KHL A Holdings, LLC	San Bernardino, CA	1 GWh	Oct 2007	Dec 2025	Solar
CDCR (CA) - Wasco State Prison	SunE Wasco SP Owner, LLC	Wasco, CA	3 GWh	Nov 2013	Dec 2025	Solar
Mariani Packing Vacaville Solar	SunE U6 Holdings LLC	Vacaville, CA	586 MWh	Oct 2008	Dec 2025	Solar
SunEdison Procter & Gamble Oxnard	SunE U6 Holdings LLC	Oxnard, CA	2 GWh	Sep 2009	Dec 2025	Solar
SunE Rochester	SunE Solar XVI Lessor, LLC	Rancho Cucamonga, CA	946 MWh	Jul 2016	Dec 2025	Solar
CDCR (CA) - Solano State Prison	SunE Solano SP Owner, LLC	Vacaville, CA	2 GWh	Nov 2013	Dec 2025	Solar
North Kern State Prison Phase II	SunE P11L Holdings, LLC	Delano, CA	7 GWh	Aug 2012	Dec 2025	Solar
SunEdison Anheuser Busch Fairfield	SunE M5 Holdings LLC	Fairfield, CA	1 GWh	Nov 2008	Dec 2025	Solar
SunEdison Walmart Apple Valley DC	SunE M5 Holdings LLC	Apple Valley, CA	715 MWh	Feb 2009	Nov 2025	Solar
City of Madera WWTP	SunE GIL1, LLC	Madera, CA	2 GWh	Aug 2009	Dec 2025	Solar
SunEdison Ironwood State Prison	SunE CPA CDC2 LLC	Blythe, CA	1 GWh	Apr 2008	Dec 2025	Solar
Chuckawalla Valley State Prison	SunE CPA CDC1 LLC	Blythe, CA	502 MWh	May 2006	Dec 2025	Solar
CDCR (CA) - Corcoran State Prison	SunE Corcoran SP Owner, LLC	Corcoran, CA	7 GWh	Nov 2013	Dec 2025	Solar
Sun Streams 2	Sun Streams 2, LLC	Hassayampa, AZ	317 GWh	May 2021	May 2026	Solar
Strauss Wind Farm	Strauss Wind LLC	Lompoc, CA	195 GWh	Nov 2023	May 2026	Wind
Still Water Power	Still Water Power LLC	Hanford, CA	1 GWh	Apr 2020	Dec 2025	Other Biomass Gas
Stenner Creek Solar	Stenner Creek Solar LLC	San Luis Obispo, CA	10 GWh	Apr 2018	Dec 2025	Solar
Highway 43 1887-WD	Standard Solar	Shafter, CA	3 GWh	Oct 2024	Dec 2025	Solar
Nachtigall 1836-WD	Standard Solar	Wasco, CA	11 GWh	Nov 2024	Dec 2025	Solar
City of Rosamond (CA)	Standard Solar	Rosamond, CA	3 GWh	Apr 2023	Dec 2025	Solar
Lake Elsinore Canopies - Lakeside HS	Standard Solar	Lake Elsinore, CA	2 GWh	Feb 2022	Dec 2025	Solar
Kern Sunset 1886-WD	Standard Solar	Bakersfield, CA	5 GWh	Oct 2024	Dec 2025	Solar
Terry 1818-WD	Standard Solar	Wasco, CA	10 GWh	Nov 2024	Dec 2025	Solar
Stage Gulch Solar	Stage Gulch Solar, LLC	Petaluma, CA	2 GWh	Mar 2018	Dec 2025	Solar
San Antonio West Solar Rooftop	SS San Antonio West LLC	Chino, CA	2 GWh	Jul 2012	Dec 2025	Solar
Santa Rita Jail Fuel Cell	SRJFC, LLC	Dublin, CA	9 GWh	Nov 2016	Dec 2024	Natural Gas
Atwell Island	SPS Atwell Island LLC	Alpaugh, CA	34 GWh	Feb 2013	Dec 2025	Solar

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#25	Arizona Public Service Company	25.2 TWh	100
#54	Arlington Valley, LLC	3.2 TWh	1
#38	Balancing Authority of Northern California	13.7 TWh	90
#49	Imperial Irrigation District	6.2 TWh	66
#29	Los Angeles Department of Water and Power	18.8 TWh	131
#22	Nevada Power Company	36.8 TWh	143
#51	PUD No. 1 of Douglas County	4.4 TWh	4
#19	Salt River Project Agricultural Improvement and Power District	60.3 TWh	49
#57	Turlock Irrigation District	1.9 TWh	11
#40	Western Area Power Administration - Desert Southwest Region	10.4 TWh	34

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#3	Electric Reliability Council of Texas, Inc.	494.1 TWh	1,471
#5	Southwest Power Pool	306.8 TWh	856
#6	Southern Company Services, Inc. - Trans	253.5 TWh	422
#7	California Independent System Operator	169.4 TWh	2,135
#9	Tennessee Valley Authority	163.4 TWh	207
#10	Florida Power & Light Co.	152.2 TWh	187
#12	New York Independent System Operator	134.3 TWh	1,299
#13	Duke Energy Carolinas	112.6 TWh	577
#15	ISO New England	111.1 TWh	1,629
#16	Bonneville Power Administration	91.6 TWh	167