massoutage

2024 Arizona Power Outage Report

In 2024, the average Arizona customer went without power for about 1.6 hours, the 48th worst of 51 states (US average 11.2 hours). Figures from DOE/ORNL EAGLE-I, including major storm days.

Avg hrs / customer
1.6
vs prior year
▼ 19%
vs 2023
Customer-hours out
5.3M
Peak customers out
80,409
across the state at once
EAGLE-I coverage
n/a
of AZ customers
Counties reporting
14

Arizona year over year

Arizona: average hours without power per customer by year2015: 0.4h; 2016: 0.7h; 2017: 1.1h; 2018: 1.9h, coverage 87%; 2019: 1.3h, coverage 86%; 2020: 1.3h, coverage 90%; 2021: 1.9h, coverage 91%; 2022: 2.0h, coverage 91%; 2023: 2.0h; 2024: 1.6h; 2025: 1.6h01230%50%100%0.4h20150.7h20161.1h20171.9h20181.3h20191.3h20201.9h20212.0h20222.0h20231.6h20241.6h2025
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, 2024

Customer-hours without power across Arizona; July was the worst.

CSVJSON
Arizona customer-hours without power by month, 2024Jan 347K, Feb 301K, Mar 290K, Apr 378K, May 283K, Jun 562K, Jul 1.5M, Aug 660K, Sep 303K, Oct 324K, Nov 245K, Dec 136K0500k1M1.5M347KJan301KFeb290KMar378KApr283KMay562KJun1.5MJul660KAug303KSep324KOct245KNov136KDec
Use the arrow keys to read values.

All 14 Arizona counties, 2024

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

CSVJSON
#CountyHrs / customerCustomer-hoursCustomersPeak outEvents
1Santa Cruz County22.530K1,3401,34059
2Pinal County5.8532K92,09833,580637
3La Paz County5.345K8,4034,37252
4Gila County4.0118K29,4893,611294
5Pima County2.11.1M492,74438,456449
6Navajo County2.1177K84,3887,858561
7Coconino County1.8247K138,0906,370302
8Yavapai County1.6404K246,40826,640479
9Apache County1.546K29,5492,108472
10Maricopa County1.42.4M1,742,49333,772479
11Greenlee County1.33,5292,735219147
12Cochise County0.867K80,22780,22799
13Yuma County0.669K109,1004,503293
14Mohave County0.691K149,92810,28294

Biggest Arizona outages of 2024

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

CSVJSON
#CountyStarted (UTC)Ended (UTC)DurationPeak outCustomer-hours
1Cochise County, AZJuly 3, 2024 22:00July 3, 2024 23:301h 30m80,22720K
2Pima County, AZJuly 15, 2024 00:00July 17, 2024 14:002d 14h38,456301K
3Maricopa County, AZJuly 19, 2024 04:00July 28, 2024 17:009d 13h33,772348K
4Pinal County, AZApril 23, 2024 13:45April 23, 2024 23:009h 15m33,580134K
5Yavapai County, AZJuly 12, 2024 16:45July 13, 2024 08:3015h 45m26,64041K
6Yavapai County, AZAugust 7, 2024 22:30August 8, 2024 12:3014h23,33322K
7Maricopa County, AZNovember 26, 2024 14:30November 28, 2024 03:151d 12h23,01719K
8Pima County, AZJuly 11, 2024 15:15July 13, 2024 04:151d 13h20,46193K
9Maricopa County, AZAugust 22, 2024 05:45August 24, 2024 06:452d 1h19,72053K
10Pima County, AZJune 22, 2024 18:45June 24, 2024 17:301d 22h16,54948K
11Cochise County, AZNovember 13, 2024 22:30November 13, 2024 23:301h13,89411K
12Maricopa County, AZSeptember 30, 2024 14:30October 2, 2024 13:151d 22h10,60835K
13Mohave County, AZJanuary 6, 2024 08:30January 6, 2024 11:152h 45m10,28227K
14Pima County, AZJuly 8, 2024 15:30July 11, 2024 11:302d 20h10,19732K
15Pima County, AZAugust 8, 2024 23:00August 10, 2024 18:001d 19h9,96138K
16Maricopa County, AZMarch 12, 2024 12:00March 13, 2024 03:3015h 30m9,7177,167
17Maricopa County, AZApril 19, 2024 14:00April 20, 2024 08:1518h 15m9,59713K
18Maricopa County, AZJuly 14, 2024 11:45July 18, 2024 09:303d 21h9,45647K
19Pima County, AZJune 24, 2024 22:00July 4, 2024 14:159d 16h9,14831K
20Maricopa County, AZJanuary 30, 2024 15:00January 31, 2024 23:151d 8h9,1309,354
21Maricopa County, AZMay 2, 2024 05:30May 3, 2024 08:151d 2h9,11817K
22Pima County, AZFebruary 13, 2024 15:15February 13, 2024 22:307h 15m8,7054,400
23Pima County, AZAugust 3, 2024 00:15August 3, 2024 13:4513h 30m8,26229K
24Pima County, AZDecember 19, 2024 20:15December 19, 2024 20:4530m8,0464,023
25Navajo County, AZApril 5, 2024 15:15April 6, 2024 02:3011h 15m7,85827K
EAGLE-I tracked about n/a of Arizona's electricity customers in 2024; outages at utilities it does not see are not counted. Hours per customer divide outage customer-minutes by modeled county customers.
Arizona by year:2025202320222021202020192018201720162015
Other states in 2024:SCMENCGATXFLWVLA

Part of the 2024 US Power Outage Report.

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