massoutage

2024 Wisconsin Power Outage Report

In 2024, the average Wisconsin customer went without power for about 4.6 hours, the 32nd worst of 51 states (US average 11.2 hours). Figures from DOE/ORNL EAGLE-I, including major storm days.

Avg hrs / customer
4.6
vs prior year
▲ 38%
vs 2023
Customer-hours out
14.2M
Peak customers out
109,888
across the state at once
EAGLE-I coverage
n/a
of WI customers
Counties reporting
72

Wisconsin year over year

Wisconsin: average hours without power per customer by year2015: 1.5h; 2016: 1.9h; 2017: 2.9h; 2018: 1.7h, coverage 83%; 2019: 4.4h, coverage 84%; 2020: 1.8h, coverage 84%; 2021: 4.7h, coverage 85%; 2022: 4.6h, coverage 85%; 2023: 3.4h; 2024: 4.6h; 2025: 3.8h02460%50%100%1.5h20151.9h20162.9h20171.7h20184.4h20191.8h20204.7h20214.6h20223.4h20234.6h20243.8h2025
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, 2024

Customer-hours without power across Wisconsin; April was the worst.

CSVJSON
Wisconsin customer-hours without power by month, 2024Jan 3.7M, Feb 167K, Mar 200K, Apr 4.0M, May 1.7M, Jun 1.4M, Jul 755K, Aug 955K, Sep 308K, Oct 400K, Nov 415K, Dec 169K02M4M6M3.7MJan167KFeb200KMar4.0MApr1.7MMay1.4MJun755KJul955KAug308KSep400KOct415KNov169KDec
Use the arrow keys to read values.

All 72 Wisconsin counties, 2024

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

CSVJSON
#CountyHrs / customerCustomer-hoursCustomersPeak outEvents
1Marinette County28.6856K29,89919,800490
2Menominee County27.0115K4,2603,238152
3Door County23.5624K26,53416,061388
4Vilas County19.3179K9,2844,368528
5Oconto County15.7420K26,7619,706312
6Forest County14.190K6,3404,169258
7Iron County13.028K2,1232,064206
8Waukesha County12.91.8M143,17734,927859
9Outagamie County10.8629K58,50818,538703
10Calumet County10.2183K17,9415,848226
11Oneida County9.7216K22,25810,237569
12Kewaunee County9.4134K14,3713,691212
13Walworth County8.9406K45,64913,468828
14Ozaukee County8.5291K34,42210,592404
15Washington County8.4287K34,3036,085588
16Shawano County7.9247K31,4187,377370
17Lincoln County7.8124K15,7974,914341
18Waupaca County7.0165K23,6197,904480
19Lafayette County6.426K4,0852,569239
20Buffalo County6.438K5,9362,326415
21Florence County6.318K2,8421,077100
22Sheboygan County5.8147K25,5465,065590
23Langlade County4.969K14,0624,836326
24La Crosse County4.9183K37,41011,467736
25Ashland County4.830K6,3451,399229
26Jefferson County4.5155K34,51213,807517
27Iowa County4.440K9,0673,018600
28Milwaukee County4.32.6M594,64159,6511,060
29Sawyer County4.052K13,0242,660338
30Brown County3.7742K201,74319,506793
31Washburn County3.630K8,4091,508158
32Green County3.546K13,2902,428509
33Green Lake County3.457K16,4996,727449
34Rock County3.4192K56,40112,673866
35Dane County3.3980K295,51646,973614
36Clark County3.049K15,9962,939244
37Trempealeau County3.045K14,8101,725509
38Dodge County3.088K29,7573,365674
39Marquette County2.925K8,8471,901390
40St. Croix County2.887K31,5504,190490
41Waushara County2.858K21,0714,987648
42Winnebago County2.6198K74,5736,657700
43Grant County2.619K7,4281,849387
44Polk County2.585K33,3613,568571
45Pepin County2.49,2883,9181,111147
46Barron County2.162K29,2312,854353
47Kenosha County2.0213K105,1404,069793
48Price County2.020K10,1851,239193
49Racine County2.0225K115,0159,656854
50Marathon County1.8148K80,5985,333662
51Eau Claire County1.794K55,3924,736595
52Portage County1.643K27,1743,450505
53Bayfield County1.59,8896,473476225
54Adams County1.531K20,7871,352544
55Taylor County1.418K12,5581,475144
56Manitowoc County1.466K47,8822,698313
57Sauk County1.484K60,9551,975708
58Columbia County1.473K53,7624,552656
59Chippewa County1.238K31,5381,769471
60Burnett County1.211K9,4091,239326
61Monroe County1.120K18,029903441
62Vernon County1.114K12,8131,218239
63Dunn County1.025K24,888941409
64Rusk County1.010K10,344627158
65Jackson County1.015K14,991607124
66Pierce County1.016K16,7861,434265
67Fond du Lac County0.977K89,7273,272787
68Douglas County0.822K29,0881,952502
69Crawford County0.63,5625,637724180
70Wood County0.626K46,8182,188450
71Richland County0.42,8278,020313156
72Juneau County0.34,43815,444672303

Biggest Wisconsin outages of 2024

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

CSVJSON
#CountyStarted (UTC)Ended (UTC)DurationPeak outCustomer-hours
1Milwaukee County, WIJanuary 12, 2024 13:15January 18, 2024 08:155d 19h59,6511.8M
2Dane County, WIMay 22, 2024 00:45May 24, 2024 00:151d 23h46,973666K
3Waukesha County, WIJanuary 12, 2024 11:45January 17, 2024 03:454d 16h34,9271.2M
4Marinette County, WIApril 2, 2024 20:30April 8, 2024 02:155d 5h19,800788K
5Brown County, WIApril 2, 2024 22:15April 7, 2024 01:154d 3h19,506590K
6Outagamie County, WIApril 2, 2024 18:15April 6, 2024 02:453d 8h18,538508K
7Milwaukee County, WIAugust 1, 2024 11:00August 3, 2024 06:451d 19h17,49662K
8Waukesha County, WIMay 22, 2024 00:00May 23, 2024 09:001d 9h16,31285K
9Door County, WIApril 2, 2024 21:30April 7, 2024 01:154d 3h16,061581K
10Milwaukee County, WIApril 20, 2024 20:45April 21, 2024 07:3010h 45m15,85118K
11Jefferson County, WIMay 29, 2024 12:45May 29, 2024 23:3010h 45m13,8074,019
12Walworth County, WIJune 23, 2024 01:15June 26, 2024 22:453d 21h13,468235K
13Rock County, WIJuly 15, 2024 00:45July 17, 2024 03:152d 2h12,67362K
14La Crosse County, WIOctober 19, 2024 13:30October 19, 2024 20:307h11,46753K
15Ozaukee County, WIJanuary 12, 2024 14:45January 15, 2024 22:303d 7h10,592172K
16Oneida County, WIJune 5, 2024 22:00June 7, 2024 08:001d 10h10,23794K
17Oconto County, WIApril 2, 2024 20:45April 7, 2024 06:154d 9h9,706359K
18Racine County, WIJuly 14, 2024 03:00July 17, 2024 11:003d 8h9,65633K
19Milwaukee County, WIApril 16, 2024 09:45April 17, 2024 23:301d 13h9,3639,149
20Waukesha County, WIJanuary 9, 2024 16:15January 11, 2024 02:001d 9h7,92837K
21Waupaca County, WIApril 2, 2024 22:00April 5, 2024 06:002d 8h7,904117K
22Waukesha County, WIAugust 1, 2024 23:45August 3, 2024 04:001d 4h7,51325K
23Shawano County, WIApril 2, 2024 20:15April 6, 2024 06:003d 9h7,377190K
24Walworth County, WIAugust 5, 2024 21:45August 7, 2024 03:451d 6h7,21222K
25Jefferson County, WIJune 23, 2024 00:15June 24, 2024 00:0023h 45m7,14828K
EAGLE-I tracked about n/a of Wisconsin's electricity customers in 2024; outages at utilities it does not see are not counted. Hours per customer divide outage customer-minutes by modeled county customers.
Wisconsin by year:2025202320222021202020192018201720162015
Other states in 2024:SCMENCGATXFLWVLA

Part of the 2024 US Power Outage Report.

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