PowerOutageHistory
B

Adams County Power Outage History

2015–2025 · Wisconsin

Better than average — fewer or shorter outages than most counties. How grades are calculated

Total events
308
Avg duration
2.4 hrs
Longest outage
51 hrs
National percentile
76th

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Jul 29, 202316 hrs9,123 (41%)Drought
Aug 28, 201843 hrs4,393 (20%)Flash Flood
Dec 15, 202219 hrs2,755 (12%)Winter Storm
Dec 30, 20195 hrs2,475 (11%)Heavy Snow
Jul 15, 20250 hrs2,455 (11%)Unnamed event

Over the 11 years from 2015 to 2025, Adams County recorded 308 distinct power outage events, averaging 2.4 hours per event.

The single worst outage on record in Adams County started July 29, 2023 (Drought), lasting 16 hours and leaving up to 9,123 customers without power (41% of the county) at its peak.

July has historically been the worst month for outages in Adams County, with 60 events recorded during that month across the dataset.

Based on this history, Adams County earns a Reliability Grade of B, placing it in the 76th percentile nationally for grid reliability (higher percentile = more reliable).

Sized for Adams County's outage profile

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Similar counties in Wisconsin

Counties with the closest reliability grade and national percentile to Adams County.

CountyGradeNational percentile
Barron CountyB76th
Winnebago CountyB77th
Kewaunee CountyB75th
Clark CountyB78th
Dodge CountyB74th

FAQ

How often does power go out in Adams County?

Between 2015 and 2025, Adams County recorded 308 outage events, averaging 2.4 hours each.

What is Adams County's reliability grade?

Adams County has a Reliability Grade of B, in the 76th national percentile.

What was the worst power outage in Adams County?

The worst outage on record started July 29, 2023 (Drought), lasting 16 hours and affecting up to 9,123 customers.

Data: ORNL EAGLE-I Recorded Electricity Outages (2014–2025), CC BY 4.0. Storm names: NOAA Storm Events Database. Last data refresh: 2025. See methodology.