massoutage

2022 California Power Outage Report

In 2022, the average California customer went without power for about 4.9 hours, the 20th worst of 51 states (US average 6.2 hours). Figures from DOE/ORNL EAGLE-I, including major storm days.

Avg hrs / customer
4.9
vs prior year
▼ 27%
vs 2021
Customer-hours out
76.8M
Peak customers out
129,004
across the state at once
EAGLE-I coverage
95%
of CA customers
Counties reporting
58

California year over year

California: average hours without power per customer by year2015: 3.1h; 2016: 2.5h; 2017: 2.2h; 2018: 3.7h, coverage 91%; 2019: 9.3h, coverage 93%; 2020: 6.2h, coverage 94%; 2021: 6.6h, coverage 95%; 2022: 4.9h, coverage 95%; 2023: 7.9h; 2024: 6.1h; 2025: 7.5h02.557.5100%50%100%3.1h20152.5h20162.2h20173.7h20189.3h20196.2h20206.6h20214.9h20227.9h20236.1h20247.5h2025
Use the arrow keys to read values.
Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Month by month, 2022

Customer-hours without power across California; January was the worst.

CSVJSON
California customer-hours without power by month, 2022Jan 11.0M, Feb 3.6M, Mar 4.5M, Apr 4.5M, May 5.1M, Jun 7.3M, Jul 6.7M, Aug 6.9M, Sep 9.8M, Oct 4.7M, Nov 5.3M, Dec 7.5M05M10M15M11.0MJan3.6MFeb4.5MMar4.5MApr5.1MMay7.3MJun6.7MJul6.9MAug9.8MSep4.7MOct5.3MNov7.5MDec
Use the arrow keys to read values.

All 58 California counties, 2022

Ranked by average hours without power per customer. Each county links to its annual report.

CSVJSON
#CountyHrs / customerCustomer-hoursCustomersPeak outEvents
1Sierra County102.4212K2,0721,676130
2Mariposa County83.1603K7,2623,863402
3Calaveras County57.51.1M18,4177,360506
4Nevada County50.72.7M52,25115,855517
5Amador County50.7865K17,05013,563473
6Humboldt County36.62.2M59,96259,962489
7Mono County27.8155K5,5515,551240
8Siskiyou County27.7738K26,60516,877542
9El Dorado County25.12.4M95,67273,183415
10Plumas County23.7219K9,2309,025370
11Tuolumne County22.2523K23,6109,270549
12Del Norte County15.6253K16,19512,859458
13Inyo County12.993K7,2013,628172
14Lake County12.6357K28,3975,849564
15Mendocino County12.4482K39,04111,091500
16Glenn County10.7131K12,2334,221470
17Santa Cruz County10.21.2M118,29917,663440
18Tehama County10.2287K28,1345,179562
19Yuba County9.4338K35,93314,000661
20Placer County9.41.8M187,52541,756444
21San Luis Obispo County8.81.1M125,72729,494520
22Napa County8.6549K63,8286,282486
23Madera County8.2562K68,50315,539604
24Alpine County8.17,12688288243
25Colusa County7.372K9,9704,265405
26Merced County7.2406K56,07719,037696
27San Bernardino County6.85.7M840,55553,475233
28Santa Barbara County6.61.3M192,0809,917430
29Monterey County6.51.3M195,57537,095339
30Ventura County6.22.0M317,65813,350531
31Kern County6.12.4M395,01550,079305
32Shasta County5.9476K81,2824,957486
33Sonoma County5.71.2M214,12713,478536
34Butte County5.7512K90,5439,849626
35Marin County5.6629K113,0449,165611
36Tulare County4.7877K186,9395,474483
37Riverside County4.43.8M853,92317,255187
38Los Angeles County4.215.9M3,762,60093,0995
39Yolo County4.0407K101,50919,541501
40Kings County3.9245K62,99810,460562
41San Mateo County3.81.2M328,40815,867321
42Santa Clara County3.63.0M844,71550,309154
43San Francisco County3.6745K209,7539,386767
44Solano County3.4647K187,69010,293500
45Fresno County3.41.6M458,08418,807240
46Contra Costa County3.41.6M486,94524,962385
47Alameda County3.22.4M751,61678,293316
48San Joaquin County3.0957K324,54320,640385
49Orange County2.73.4M1,255,53021,978320
50Imperial County2.7199K72,6914,69675
51San Diego County2.63.6M1,362,92962,342248
52Sutter County2.5106K42,3233,273710
53San Benito County2.052K26,7031,400403
54Modoc County1.812K6,5982,627154
55Sacramento County1.4891K625,56633,383691
56Lassen County1.319K15,44038258
57Stanislaus County0.373K219,1563,298572
58Trinity County-262K-968155

Biggest California outages of 2022

Up to 25 county outage episodes with the most customers out at once.

CSVJSON
#CountyStarted (UTC)Ended (UTC)DurationPeak outCustomer-hours
1Los Angeles County, CAMay 31, 2022 13:30January 1, 2023 00:00214d 10h93,09910.0M
2Alameda County, CASeptember 16, 2022 15:00September 18, 2022 04:151d 13h78,29362K
3Alameda County, CAFebruary 22, 2022 15:30February 26, 2022 12:153d 20h78,121147K
4El Dorado County, CAAugust 24, 2022 15:00August 25, 2022 01:4510h 45m73,183117K
5San Diego County, CAOctober 4, 2022 14:15October 5, 2022 05:3015h 15m62,34260K
6Humboldt County, CADecember 19, 2022 15:15December 23, 2022 03:003d 11h59,9621.2M
7San Bernardino County, CAAugust 31, 2022 14:45September 16, 2022 05:1515d 14h53,475356K
8Santa Clara County, CASeptember 3, 2022 13:45September 13, 2022 12:159d 22h50,309858K
9Kern County, CANovember 5, 2022 05:00November 6, 2022 03:1522h 15m50,079334K
10Los Angeles County, CAMarch 25, 2022 13:15April 30, 2022 08:4535d 19h49,9641.4M
11Los Angeles County, CAMay 18, 2022 14:15May 31, 2022 10:0012d 19h48,261449K
12San Bernardino County, CAApril 11, 2022 21:00April 15, 2022 14:453d 17h42,90399K
13Placer County, CAMay 25, 2022 08:00May 27, 2022 11:002d 3h41,75680K
14Monterey County, CANovember 5, 2022 14:45November 6, 2022 23:451d 9h37,09524K
15Los Angeles County, CAJanuary 1, 2022 00:00March 25, 2022 11:1583d 11h35,4993.6M
16Alameda County, CAJanuary 19, 2022 15:30January 23, 2022 05:453d 14h34,852413K
17Monterey County, CAJune 4, 2022 13:00June 8, 2022 07:453d 18h34,82865K
18Alameda County, CAMarch 3, 2022 16:00March 5, 2022 11:151d 19h34,20657K
19Sacramento County, CADecember 10, 2022 08:45December 12, 2022 09:152d33,38354K
20San Diego County, CADecember 24, 2022 20:15December 27, 2022 00:152d 4h31,00524K
21San Luis Obispo County, CADecember 10, 2022 20:45December 15, 2022 11:154d 14h29,494328K
22Kern County, CAJune 10, 2022 15:15June 13, 2022 01:152d 10h29,36093K
23Los Angeles County, CAApril 30, 2022 10:30May 18, 2022 12:3018d 2h28,868580K
24San Bernardino County, CAJuly 29, 2022 15:00August 7, 2022 01:458d 10h28,534135K
25Monterey County, CAJuly 20, 2022 05:45July 22, 2022 14:452d 9h25,489167K
EAGLE-I tracked about 95% of California's electricity customers in 2022; outages at utilities it does not see are not counted. Hours per customer divide outage customer-minutes by modeled county customers.
California by year:2025202420232021202020192018201720162015
Other states in 2022:MEFLWVNCVTAKMIVA

Part of the 2022 US Power Outage Report.

Data from DOE EAGLE-I, every source we read.