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Electric companies in California

63 electric utilities serve California, according to US EIA-861 service-territory filings and live outage feeds. The largest by customers is Pacific Gas & Electric Co., with about 5,728,332 customers in California (US EIA-861, 2025). About 40% of the customers on file (6,537,891) buy their electricity from a separate retail supplier; the utility listed here still delivers it and restores outages.

Territory is filed by county, so a county can list several utilities; usually only one serves a given address, and your electric bill names it.

Find yours by ZIP code

Every electric utility in California

Largest first, by customers on its lines in California (US EIA-861, 2025). “Live” is whether MassOutage can see its outages.

UtilityTypeCustomersCountiesLiveReport an outage
Pacific Gas & Electric Co.Investor Owned5,728,33250Live · county-
Southern California Edison CoInvestor Owned5,331,33616Live · county-
San Diego Gas & Electric CoInvestor Owned1,540,2082Live · countyOutage map ↗
Los Angeles Department of Water & PowerMunicipal1,516,4512Live · county-
Sacramento Municipal Util DistPolitical Subdivision675,4903Live · county-
Imperial Irrigation DistrictPolitical Subdivision165,7973Live · county-
Modesto Irrigation DistrictPolitical Subdivision134,5632Live · county-
City of Anaheim - (CA)Municipal124,9531Live · county-
City of Riverside - (CA)Municipal114,1171Live · county-
Turlock Irrigation DistrictPolitical Subdivision96,6423Live · county-
City of Glendale - (CA)Municipal91,5501Live · county-
City of Roseville - (CA)Municipal71,5711Live · county-
City of Pasadena - (CA)Municipal67,1001Live · county-
City of Santa Clara - (CA)Municipal62,4351Live · county-
City of Burbank Water and Power - (CA)Municipal53,6891Live · county-
Liberty UtilitiesInvestor Owned50,1627Live · county-
PacifiCorpInvestor Owned45,8894Live · county-
City of Redding - (CA)Municipal45,6101Live · county-
Alameda Municipal PowerMunicipal36,5051No live feed-
City of Palo Alto - (CA)Municipal29,2651Live · county-
City of Lodi - (CA)Municipal26,3431Live · county-
Bear Valley Electric ServiceInvestor Owned24,8911No live feed-
City of Colton - (CA)Municipal19,7231No live feed-
City of AzusaMunicipal17,6351No live feed-
City of Lompoc - (CA)Municipal15,2781No live feed-
Truckee Donner P U DPolitical Subdivision14,8592Live · total only-
Merced Irrigation District-13,6711No live feed-
City of Banning - (CA)-13,5061No live feed-
Lassen Municipal Utility DistrictMunicipal10,5961Live · county-
City of Moreno Valley - (CA)Municipal9,6511No live feed-
City of Ukiah - (CA)-7,9021No live feed-
Plumas-Sierra Rural Elec CoopCooperative7,7953Live · total only-
Trinity Public Utilities Dist-7,2841Live · county-
City of Healdsburg - (CA)Municipal6,1441No live feed-
Anza Electric Coop IncCooperative4,7921No live feed-
Surprise Valley Electrification-4,7122Live · county-
City of Shasta Lake - (CA)Municipal4,6061No live feed-
Lathrop Irrigation District-4,1041No live feed-
City & County of San Francisco - (CA)-3,9942No live feed-
Rancho Cucamonga Municipal Utility-3,7581No live feed-
City of Gridley - (CA)-3,1441No live feed-
City of Needles - (CA)-3,0451No live feed-
City of Corona - (CA)Municipal1,8691No live feed-
Colorado River Indian Irr Proj-1,8421No live feed-
City of Vernon - (CA)Municipal1,6081No live feed-
DOD USMC Marine Air Ground CombatFederal1,5141No live feed-
Kirkwood Meadows PUD-7542No live feed-
City of Biggs - (CA)-7471No live feed-
Shelter Cove Resort Improvement Dist No. 1-6481No live feed-
Pittsburg Power Company-5951No live feed-
Port of Oakland-1201No live feed-
Aha Macav Power Service-1151No live feed-
WAPA-- Western Area Power Administration-9331No live feed-
City of Victorville - (CA)-921No live feed-
Port of Stockton - (CA)-511No live feed-
Valley Electric Assn, IncCooperative442Outages only-
Tuolumne County Pub Power Agny-331No live feed-
City of Escondido - (CA)-11No live feed-
Kings River Conservation Dist-11No live feed-
Central Coast Community Energy--5No live feed-
Arizona Public Service CoInvestor Owned-2Outages only-
Bonneville Power Administration--1No live feed-
SMUD--1No live feed-

Electric utilities by county

Each county's utilities, largest in the state first. The county name opens its live outage page.

Electric companies in California: FAQ

How many electric companies serve California?
63 electric utilities serve California, according to US EIA-861 service-territory filings and live outage feeds.
What is the largest electric company in California?
Pacific Gas & Electric Co., with about 5,728,332 customers in California (US EIA-861, 2025).
Which electric company serves my address in California?
Your electric bill names it. Service territory is filed by county, so MassOutage lists the utilities serving each California county; usually only one of them serves a given address, and a utility can tell you whether it serves yours.
Who do I call to report a power outage in California?
Your electric utility. MassOutage has an outage phone line, report page or outage map on file for 1 of the 63 utilities serving California, listed above; for the others, check your bill or the utility's website. For a downed power line, stay at least 35 feet away and call 911.

Live power outages in California →

Data from EIA Form 861 (utility reliability), every source we read. Service territory and customer counts are each utility's own EIA-861 filing; a utility a live outage feed has reported in a county is listed there too.