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2024 Wisconsin Power Outage Report

In 2024, the average Wisconsin customer went without power for about 4.6 hours — the 33rd worst of any US state that year, 1.4× the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
4.6
Peak customers out
59,651
Rank (worst state)
33rd
Counties affected
20

Wisconsin outages over the decade

Average hours without power per customer, 2024 highlighted.

1.5h20151.9h20162.9h20171.7h20184.4h20191.8h20204.7h20214.6h20223.4h20234.6h20243.9h2025

Hardest-hit Wisconsin counties in 2024

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

1Milwaukee County59,6512Dane County46,9733Waukesha County34,9274Marinette County19,8005Brown County19,5066Outagamie County18,5387Door County16,0618Jefferson County13,8079Walworth County13,46810Rock County12,67311La Crosse County11,46712Ozaukee County10,59213Oneida County10,23714Oconto County9,70615Racine County9,65616Waupaca County7,90417Shawano County7,37718Green Lake County6,72719Winnebago County6,65720Washington County6,085

Biggest Wisconsin outages of 2024

CountyBeganPeak customers out
Milwaukee CountyJanuary 12, 202459,651
Dane CountyMay 22, 202446,973
Waukesha CountyJanuary 12, 202434,927
Marinette CountyApril 2, 202419,800
Brown CountyApril 2, 202419,506
Outagamie CountyApril 2, 202418,538
Milwaukee CountyAugust 1, 202417,496
Waukesha CountyMay 22, 202416,312
Door CountyApril 2, 202416,061
Milwaukee CountyApril 20, 202415,851
Wisconsin 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.