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2024 Iowa Power Outage Report

In 2024, the average Iowa customer went without power for about 3.2 hours — the 38th worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
3.2
Peak customers out
26,999
Rank (worst state)
38th
Counties affected
20

Iowa outages over the decade

Average hours without power per customer, 2024 highlighted.

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

Hardest-hit Iowa counties in 2024

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

1Polk County26,9992Scott County17,7423Pottawattamie County12,1844Linn County8,6295Dubuque County7,9746Des Moines County7,9447Black Hawk County7,5528Woodbury County7,3109Jasper County7,05910Washington County5,57811Mahaska County5,51212Jefferson County5,44213Story County5,27814Keokuk County4,76915Dallas County4,71016Clinton County4,60317Tama County4,50318Cedar County4,14619Marion County3,81920Iowa County3,681

Biggest Iowa outages of 2024

CountyBeganPeak customers out
Polk CountyMay 20, 202426,999
Polk CountyMay 24, 202426,759
Scott CountyJuly 15, 202417,742
Polk CountyJuly 31, 202415,730
Pottawattamie CountyJune 25, 202412,184
Polk CountyJuly 15, 202411,726
Polk CountyApril 26, 202411,614
Polk CountyJuly 12, 202410,851
Polk CountyJuly 30, 20249,659
Linn CountyJuly 15, 20248,629
Iowa by year:20252023202220212020201920182017
Other states in 2024:NCSCMEGATXFL

Part of the 2024 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.