massoutage

2023 Utah Power Outage Report

In 2023, the average Utah customer went without power for about 2.5 hours, the 38th worst of 51 states (US average 6.7 hours). Figures from DOE/ORNL EAGLE-I, including major storm days.

Avg hrs / customer
2.5
vs prior year
▼ 9%
vs 2022
Customer-hours out
3.1M
Peak customers out
19,752
across the state at once
EAGLE-I coverage
n/a
of UT customers
Counties reporting
26

Utah year over year

Utah: average hours without power per customer by year2015: no data; 2016: no data; 2017: 1.0h; 2018: 1.9h, coverage 80%; 2019: 2.5h, coverage 80%; 2020: 8.6h, coverage 79%; 2021: 2.6h, coverage 79%; 2022: 2.7h, coverage 80%; 2023: 2.5h; 2024: 3.0h; 2025: 3.1h02.557.5100%50%100%n/a2015n/a20161.0h20171.9h20182.5h20198.6h20202.6h20212.7h20222.5h20233.0h20243.1h2025
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, 2023

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

CSVJSON
Utah customer-hours without power by month, 2023Jan 398K, Feb 128K, Mar 254K, Apr 140K, May 260K, Jun 231K, Jul 478K, Aug 426K, Sep 279K, Oct 236K, Nov 145K, Dec 162K0200k400k600k398KJan128KFeb254KMar140KApr260KMay231KJun478KJul426KAug279KSep236KOct145KNov162KDec
Use the arrow keys to read values.

All 26 Utah counties, 2023

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

CSVJSON
#CountyHrs / customerCustomer-hoursCustomersPeak outEvents
1Rich County22.922K980980182
2Beaver County13.019K1,4341,434207
3Grand County11.747K3,9983,998193
4Summit County9.2166K18,1064,674573
5Morgan County7.823K2,9012,881179
6Carbon County7.429K3,8491,959235
7Piute County5.53,51164363359
8Weber County3.9408K103,5287,937726
9Sanpete County3.919K4,998927233
10Box Elder County3.888K23,0641,744509
11Juab County3.55,8191,654441120
12Cache County3.5173K49,74414,856552
13Tooele County2.573K28,8853,481729
14Millard County2.511K4,3881,239269
15Iron County2.463K26,6733,271492
16Salt Lake County2.31.2M494,04715,397425
17Garfield County2.18,4014,0651,75249
18Utah County1.9453K239,28919,014364
19Emery County1.97,1973,853748191
20Wasatch County1.836K19,6262,586250
21San Juan County1.89,1375,13768191
22Davis County1.6202K129,0956,037895
23Uintah County1.416K11,374449374
24Washington County1.292K78,8835,475383
25Sevier County0.96,9458,108494235
26Duchesne County0.0276,21443

Biggest Utah outages of 2023

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

CSVJSON
#CountyStarted (UTC)Ended (UTC)DurationPeak outCustomer-hours
1Utah County, UTAugust 2, 2023 09:15August 9, 2023 10:457d 1h19,01439K
2Utah County, UTOctober 31, 2023 02:15October 31, 2023 09:006h 45m17,1064,297
3Salt Lake County, UTMarch 10, 2023 07:45March 12, 2023 11:152d 3h15,39780K
4Cache County, UTMay 14, 2023 04:00May 15, 2023 04:451d14,85651K
5Salt Lake County, UTNovember 14, 2023 14:30November 15, 2023 12:0021h 30m14,82815K
6Salt Lake County, UTJuly 30, 2023 09:45August 2, 2023 09:302d 23h11,63441K
7Utah County, UTJuly 18, 2023 15:00August 2, 2023 03:0014d 12h11,47670K
8Salt Lake County, UTJanuary 1, 2023 09:30January 7, 2023 07:305d 22h11,396179K
9Utah County, UTDecember 22, 2023 01:30December 22, 2023 13:0011h 30m8,1352,060
10Weber County, UTOctober 21, 2023 10:00October 21, 2023 23:0013h7,93731K
11Utah County, UTFebruary 18, 2023 17:15February 19, 2023 00:307h 15m7,1228,917
12Salt Lake County, UTSeptember 7, 2023 14:00September 9, 2023 10:451d 20h6,80812K
13Cache County, UTAugust 22, 2023 03:15August 22, 2023 14:1511h6,34326K
14Davis County, UTFebruary 6, 2023 06:15February 6, 2023 15:159h6,03711K
15Salt Lake County, UTApril 17, 2023 13:15April 20, 2023 04:152d 15h5,86518K
16Weber County, UTJuly 3, 2023 18:45July 5, 2023 04:451d 10h5,53011K
17Washington County, UTJanuary 31, 2023 15:30January 31, 2023 21:456h 15m5,4757,621
18Davis County, UTOctober 23, 2023 11:45October 24, 2023 05:1517h 30m5,4728,291
19Salt Lake County, UTOctober 30, 2023 14:15October 31, 2023 10:3020h 15m5,2121,919
20Cache County, UTOctober 1, 2023 01:45October 1, 2023 15:3013h 45m5,12138K
21Salt Lake County, UTJuly 1, 2023 12:00July 5, 2023 04:453d 16h5,05322K
22Salt Lake County, UTMarch 28, 2023 13:30April 1, 2023 07:303d 18h5,04722K
23Weber County, UTJune 6, 2023 23:00June 8, 2023 08:151d 9h5,04610K
24Salt Lake County, UTDecember 27, 2023 15:30December 28, 2023 03:0011h 30m5,0085,328
25Washington County, UTMay 12, 2023 22:45May 13, 2023 02:303h 45m4,8817,323
EAGLE-I tracked about n/a of Utah's electricity customers in 2023; outages at utilities it does not see are not counted. Hours per customer divide outage customer-minutes by modeled county customers.
Utah by year:2025202420222021202020192018201720162015
Other states in 2023:MEMIKYOKARWVLAMS

Part of the 2023 US Power Outage Report.

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