Summary of Electricity Activity in California

Summary of California Generation

California is ranked #4 out of 51 U.S. states and territories in terms of total annual net electricity generation.

GridInfo.com electricity generation data is aggregated from Jan 2001 to Oct 2025.

Companies on File1093
Plants on File2,438
Total Generation16.08G MMBtu
Total Sales 20.72G kWh
Total Revenue $5.87B

Map of Top Producing Cities in the California

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Overall National Rank

#4 /51 U.S. States

In Net Annual Generation

Overall Annual Net Geneneration

208.5 TWh

Total Annual Fuel Consumption

1.5 G MMBtu

Electric Companies in California

1,093

California
Power Plants

2,438

Natural Gas Rank

#4

Coal Rank

#38

Nuclear Rank

#20

Hydroelectric Rank

#4

Wind Rank

#12

Solar Rank

#1

Monthly Net Generation for California

Electricity Sales Distribution

Electricity Sales, Price, and Revenue Breakdown

SalesPrice (Avg)Revenue
Residential6.56G kWh33.60 cents/kWh$2.20B
Commercial10.27G kWh26.96 cents/kWh$2.77B
Industrial3.82G kWh23.09 cents/kWh$882.59M
Transportation63.80M kWh18.47 cents/kWh$11.78M
Total20.72G kWh28.32 cents/kWh$5.87B

Production by Source

Largest 24 Power Plants in California

RankPlantUtilityLocationAnnual GenerationInitial Operation DateLast UpdateFuel Types
#19AES Alamitos Energy CenterAES Alamitos Energy, LLCLong Beach, California1.7 TWhJan 2020Oct 2025 Natural Gas
#15AES Huntington Beach Energy ProjectAES Huntington Beach Energy, LLCHuntington Beach, California2.1 TWhJan 2020Oct 2025 Natural Gas
#9Colusa Generating StationPacific Gas & Electric Co.Maxwell, California2.7 TWhNov 2010Oct 2025 Natural Gas
#3CosumnesSacramento Municipal Util DistHerald, California3.9 TWhJan 2006Sep 2025 Natural Gas : 98.8% Other Biomass Gas : 1.2%
#6Delta Energy CenterDelta Energy Center LLCPittsburg, California3.3 TWhApr 2002Oct 2025 Natural Gas
#1Diablo CanyonPacific Gas & Electric Co.Avila Beach, California17.8 TWhApr 1985Oct 2025 Nuclear
#11Dynegy Moss Landing Power Plant HybridDynegy -Moss Landing LLCMoss Landing, California2.5 TWhNov 1967Oct 2025 Natural Gas
#16Edward C HyattCalifornia Dept. of Water ResourcesOroville, California1.9 TWhFeb 1968Oct 2025 Water
#7Elk Hills Power LLCElk Hills Power LLCTupman, California3.0 TWhJun 2003Oct 2025 Natural Gas
#8Gateway Generating StationPacific Gas & Electric Co.Antioch, California3.0 TWhDec 2008Oct 2025 Natural Gas
#2Geysers Unit 5-20Geysers Power Co LLCMiddletown, California4.4 TWhMar 1971Oct 2025 Geothermal
#5High Desert Power PlantMRP Generation Holdings, LLCVictorville, California3.5 TWhMar 2003Oct 2025 Natural Gas
#20La Paloma Generating PlantCXA La Paloma LLCMcKittrick, California1.7 TWhDec 2002Oct 2025 Natural Gas
#10Los Medanos Energy CenterLos Medanos Energy Center LLCPittsburg, California2.6 TWhJul 2001Oct 2025 Natural Gas
#12Metcalf Energy CenterCalpine Corp - Metcalf Energy CenterSan Jose, California2.5 TWhMay 2005Oct 2025 Natural Gas
#24Mountainview Generating StationSouthern California Edison CoRedlands, California1.6 TWhNov 2005Oct 2025 Natural Gas
#22Otay Mesa Generating ProjectOtay Mesa Energy Center LLCSan Diego, California1.7 TWhSep 2009Oct 2025 Natural Gas
#4Pastoria Energy Facility, LLCCalpine Corp - Pastoria Energy CenterLebec, California3.8 TWhApr 2005Oct 2025 Natural Gas
#18ScattergoodLos Angeles Department of Water & PowerPlaya del Rey, California1.7 TWhNov 1958Oct 2025 Natural Gas
#13ShastaU S Bureau of ReclamationRedding, California2.4 TWhMay 1944Oct 2025 Water
#17Sunrise Power LLCSunrise Power Co LLCFellows, California1.8 TWhMay 2001Oct 2025 Natural Gas
#21Sutter Energy CenterCalpine Corp-SutterYuba City, California1.7 TWhJun 2001Oct 2025 Natural Gas
#23Walnut Energy CenterTurlock Irrigation DistrictTurlock, California1.6 TWhJan 2006Oct 2025 Natural Gas
#14Watson CogenerationARCO Products Co-WatsonCarson, California2.3 TWhNov 1987Oct 2025 Natural Gas : 79.1% Other Gas : 20.0% Waste/Other Oil : 0.9%

Electricity Generation by California Counties

State RankCounty# Power PlantsNet Generation
Past 12 Months
Net Generation
from Natural Gas
Net Generation
from Wind
Net Generation
from Solar
Net Generation
from Nuclear
#22Alameda County, CA472.5 TWh1.7 TWh609.6 GWh11.6 GWh0.0 Wh
#35Amador County, CA8664.9 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#15Butte County, CA253.5 TWh21.4 GWh0.0 Wh14.9 GWh0.0 Wh
#38Calaveras County, CA6501.4 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#18Colusa County, CA32.9 TWh2.7 TWh0.0 Wh0.0 Wh0.0 Wh
#5Contra Costa County, CA5613.2 TWh12.4 TWh312.6 GWh108.7 GWh0.0 Wh
#29El Dorado County, CA151.4 TWh14.6 GWh0.0 Wh12.7 GWh0.0 Wh
#9Fresno County, CA1197.6 TWh1.1 TWh0.0 Wh3.4 TWh0.0 Wh
#54Glenn County, CA218.7 GWh0.0 Wh0.0 Wh3.1 GWh0.0 Wh
#39Humboldt County, CA10472.3 GWh358.3 GWh0.0 Wh1.1 GWh0.0 Wh
#7Imperial County, CA849.7 TWh1.2 TWh451.0 GWh4.9 TWh0.0 Wh
#30Inyo County, CA231.1 TWh0.0 Wh0.0 Wh18.2 GWh0.0 Wh
#1Kern County, CA31334.9 TWh12.6 TWh8.7 TWh13.3 TWh0.0 Wh
#13Kings County, CA574.3 TWh10.4 GWh0.0 Wh4.4 TWh0.0 Wh
#32Lake County, CA10904.9 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#40Lassen County, CA9341.0 GWh37.1 GWh0.0 Wh17.6 GWh0.0 Wh
#3Los Angeles County, CA30818.1 TWh12.1 TWh4.7 GWh3.4 TWh0.0 Wh
#31Madera County, CA28970.8 GWh16.5 GWh0.0 Wh187.8 GWh0.0 Wh
#53Marin County, CA319.0 GWh0.0 Wh0.0 Wh5.9 GWh0.0 Wh
#42Mariposa County, CA2299.7 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#55Mendocino County, CA512.3 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#37Merced County, CA31543.8 GWh0.0 Wh4.9 GWh753.1 GWh0.0 Wh
#33Mono County, CA9785.9 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#17Monterey County, CA292.9 TWh2.9 TWh44.6 GWh24.6 GWh0.0 Wh
#51Napa County, CA951.0 GWh37.6 GWh0.0 Wh13.5 GWh0.0 Wh
#44Nevada County, CA12219.1 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#19Orange County, CA592.9 TWh2.4 TWh0.0 Wh41.2 GWh0.0 Wh
#24Placer County, CA241.9 TWh546.5 GWh0.0 Wh6.4 GWh0.0 Wh
#25Plumas County, CA131.9 TWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#4Riverside County, CA15914.8 TWh601.3 GWh2.0 TWh12.6 TWh0.0 Wh
#10Sacramento County, CA656.5 TWh5.2 TWh0.0 Wh657.1 GWh0.0 Wh
#43San Benito County, CA6293.7 GWh0.0 Wh0.0 Wh293.7 GWh0.0 Wh
#6San Bernardino County, CA20412.6 TWh5.6 TWh6.7 GWh5.6 TWh0.0 Wh
#12San Diego County, CA1514.9 TWh4.0 TWh484.8 GWh330.8 GWh0.0 Wh
#48San Francisco County, CA1084.0 GWh73.5 GWh0.0 Wh6.5 GWh0.0 Wh
#23San Joaquin County, CA472.1 TWh1.6 TWh4.1 GWh32.3 GWh0.0 Wh
#2San Luis Obispo County, CA2220.0 TWh0.0 Wh0.0 Wh2.2 TWh17.8 TWh
#46San Mateo County, CA11133.9 GWh40.2 GWh0.0 Wh6.6 GWh0.0 Wh
#41Santa Barbara County, CA18337.8 GWh2.5 GWh233.1 GWh106.5 GWh0.0 Wh
#14Santa Clara County, CA754.0 TWh3.9 TWh0.0 Wh36.6 GWh0.0 Wh
#49Santa Cruz County, CA660.5 GWh32.3 GWh0.0 Wh7.2 GWh0.0 Wh
#8Shasta County, CA467.7 TWh215.8 GWh268.2 GWh6.0 GWh0.0 Wh
#52Sierra County, CA333.0 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#47Siskiyou County, CA889.8 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#16Solano County, CA403.2 TWh315.1 GWh2.7 TWh46.8 GWh0.0 Wh
#11Sonoma County, CA265.2 TWh14.4 GWh0.0 Wh25.2 GWh0.0 Wh
#20Stanislaus County, CA252.8 TWh2.0 TWh0.0 Wh708.6 GWh0.0 Wh
#26Sutter County, CA81.8 TWh1.8 TWh0.0 Wh0.0 Wh0.0 Wh
#50Tehama County, CA759.7 GWh10.5 GWh1.8 GWh16.3 GWh0.0 Wh
#36Trinity County, CA5570.3 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#28Tulare County, CA691.5 TWh67.7 GWh0.0 Wh1.4 TWh0.0 Wh
#21Tuolumne County, CA232.7 TWh0.0 Wh0.0 Wh5.2 GWh0.0 Wh
#34Ventura County, CA32752.7 GWh745.0 GWh0.0 Wh24.9 GWh0.0 Wh
#45Yolo County, CA15212.2 GWh871.1 MWh1.6 GWh22.8 GWh0.0 Wh
#27Yuba County, CA51.5 TWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh

Top 20 Electricity Producing Cities in California

Electricity Generation for Neighboring States

National RankStateNet Generation# Power Plants
#12Arizona118.1 TWh251
#25Arkansas65.3 TWh150
#30Colorado56.3 TWh367
#43Idaho20.7 TWh200
#20Iowa74.1 TWh354
#27Kansas62.6 TWh223
#28Minnesota60.6 TWh913
#23Missouri69.8 TWh187
#40Montana28.1 TWh99
#36Nebraska39.6 TWh154
#33Nevada44.9 TWh157
#37New Mexico38.0 TWh192
#35North Dakota42.5 TWh75
#18Oklahoma91.1 TWh179
#26Oregon63.7 TWh345
#42South Dakota21.9 TWh62
#1Texas587.7 TWh1,490
#38Utah37.8 TWh185
#16Washington102.6 TWh191
#32Wyoming45.2 TWh100

* Net Generation data is based on the last 12 months since Oct 2025