massoutage

2022 Iowa Power Outage Report

In 2022, the average Iowa customer went without power for about 1.6 hours — the 47th worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
1.6
Peak customers out
19,067
Rank (worst state)
47th
Counties affected
20

Iowa outages over the decade

Average hours without power per customer, 2022 highlighted.

1.1h20151.8h20162.0h20172.2h20182.2h201927.4h20202.7h20211.6h20222.0h20233.2h20242.9h2025

Hardest-hit Iowa counties in 2022

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

1Polk County19,0672Story County15,7043Dickinson County8,5304Linn County7,5855Johnson County6,5486Dallas County6,5237Warren County5,7468Winneshiek County5,7129Pottawattamie County4,66110Montgomery County4,39611Page County3,62812Clinton County3,62413Black Hawk County3,47714Carroll County3,40515Greene County3,33916Wapello County3,30217Jasper County3,27018Tama County3,23619Cerro Gordo County3,21120Sioux County3,204

Biggest Iowa outages of 2022

CountyBeganPeak customers out
Polk CountyApril 23, 202219,067
Story CountyJuly 5, 202215,704
Story CountyJuly 4, 202215,524
Story CountyAugust 24, 20228,939
Dickinson CountyApril 23, 20228,530
Dickinson CountyMay 11, 20227,916
Linn CountyJuly 5, 20227,585
Polk CountyMarch 5, 20227,554
Story CountyAugust 17, 20227,173
Johnson CountyJanuary 12, 20226,548
Iowa by year:20252024202320212020201920182017
Other states in 2022:MENCFLWVVTAK

Part of the 2022 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.