massoutage

2018 Utah Power Outage Report

In 2018, the average Utah customer went without power for about 1.9 hours — the 41st worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
1.9
Peak customers out
35,083
Rank (worst state)
41st
Counties affected
20

Utah outages over the decade

Average hours without power per customer, 2018 highlighted.

1.0h20171.9h20182.5h20198.7h20202.6h20212.7h20222.5h20233.1h20243.1h2025

Hardest-hit Utah counties in 2018

By peak customers out during the year's worst event.

1Weber County35,0832Davis County16,5623Salt Lake County15,3784Utah County11,1605Washington County5,7516Iron County4,6887Cache County3,8338Tooele County3,6869Box Elder County3,22010Grand County3,01911Carbon County2,97512Summit County2,66913Emery County2,60514Uintah County2,42915Sanpete County2,24316Rich County2,02217Sevier County1,99218Garfield County1,67019Wasatch County1,63420Juab County1,485

Biggest Utah outages of 2018

CountyBeganPeak customers out
Weber CountyJune 12, 201835,083
Davis CountyJune 12, 201816,562
Salt Lake CountyApril 9, 201815,378
Salt Lake CountyAugust 19, 201815,246
Davis CountyDecember 17, 201812,381
Utah CountyJanuary 10, 201811,160
Weber CountyNovember 2, 201810,614
Salt Lake CountyOctober 8, 20189,882
Davis CountyMarch 1, 20189,176
Salt Lake CountyApril 16, 20187,621
Utah by year:20252024202320222021202020192017
Other states in 2018:NCVAWVMARIVT

Part of the 2018 US Power Outage Report. Source: DOE/ORNL EAGLE-I. “Avg hours per customer” is a SAIDI-like measure (outage customer-minutes ÷ tracked customers); coverage varies by year.