PowerOutageHistory
Reliability Grade
B
Better than average
2014-2025
Wisconsin

Shawano CountyPower Outage History

20142025 · Wisconsin
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What this grade means

Better than average — fewer or shorter outages than most counties. This county's outage history is better than the national median: recorded outages are less frequent and/or shorter in duration than a typical US county experienced over the same 12-year period. It isn't in the top tier nationally, but its track record points to lower-than-average outage risk.

Takeaway
Lower-than-average outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide61st pct
In Wisconsin#50 of 72
See full Wisconsin rankings →
Total events
276
Recorded 2014–2025
Avg duration
3.0 hrs
Per outage event
Longest outage
91 hrs
Single worst event on record
Customers served
33,340
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Apr 2, 202454 hrs7,377 (22%)Winter Storm
Jul 20, 201964 hrs6,952 (21%)Thunderstorm Wind
Mar 30, 202533 hrs6,709 (20%)Winter Storm
Dec 1, 201919 hrs6,665 (20%)Winter Storm
Apr 26, 20202 hrs6,271 (19%)Unnamed event

Was There an Outage on a Specific Date?

Pick a date to see whether a power outage was recorded for Shawano County, Wisconsin that day.

Over the 12 years from 2014 to 2025, Shawano County recorded 276 distinct power outage events, averaging 3.0 hours per event.

The single worst outage on record in Shawano County started April 2, 2024 (Winter Storm), lasting 54 hours and leaving up to 7,377 customers without power (22% of the county) at its peak.

May has historically been the worst month for outages in Shawano County, with 37 events recorded during that month across the dataset.

Based on this history, Shawano County earns a Reliability Grade of B, placing it in the 61st percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Wisconsin

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

CountyGradeNational percentile
Bayfield CountyB60th
Waushara CountyB62nd
Racine CountyB64th
Washburn CountyB65th
Marathon CountyB66th

Most reliable counties nationally

The top 3 counties nationally by reliability grade and percentile.

CountyStateGradeNational percentile
Clay CountySouth DakotaA100th
Clearwater CountyMinnesotaA99th
Limestone CountyAlabamaA99th

Least reliable counties nationally

The bottom 3 counties nationally by reliability grade and percentile.

FAQ

How often does power go out in Shawano County?

Between 2014 and 2025, Shawano County recorded 276 outage events, averaging 3.0 hours each.

What is Shawano County's reliability grade?

Shawano County has a Reliability Grade of B, in the 61st national percentile.

What was the worst power outage in Shawano County?

The worst outage on record started April 2, 2024 (Winter Storm), lasting 54 hours and affecting up to 7,377 customers.

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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.