Kenosha CountyPower Outage History
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.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| May 27, 2017 | 4 hrs | 13,666 (13%) | Unnamed event |
| Feb 22, 2023 | 47 hrs | 13,067 (12%) | Winter Weather |
| Jan 4, 2018 | 5 hrs | 12,968 (12%) | Cold/Wind Chill |
| Jul 29, 2023 | 42 hrs | 12,588 (12%) | Rip Current |
| Jul 23, 2022 | 11 hrs | 12,053 (11%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Kenosha County, Wisconsin that day.
Over the 12 years from 2014 to 2025, Kenosha County recorded 617 distinct power outage events, averaging 2.9 hours per event.
The single worst outage on record in Kenosha County started May 27, 2017, lasting 4 hours and leaving up to 13,666 customers without power (13% of the county) at its peak.
June has historically been the worst month for outages in Kenosha County, with 84 events recorded during that month across the dataset.
Based on this history, Kenosha County earns a Reliability Grade of B, placing it in the 70th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Wisconsin
Counties with the closest reliability grade and national percentile to Kenosha County.
| County | Grade | National percentile |
|---|---|---|
| Polk County | B | 71st |
| Rusk County | B | 68th |
| Ashland County | B | 68th |
| Iowa County | B | 71st |
| Sheboygan County | B | 72nd |
Most reliable counties nationally
The top 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | South Dakota | A | 100th |
| Clearwater County | Minnesota | A | 99th |
| Limestone County | Alabama | A | 99th |
Least reliable counties nationally
The bottom 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | West Virginia | F | 0th |
| Lincoln County | West Virginia | F | 0th |
| Cameron Parish | Louisiana | F | 0th |
FAQ
How often does power go out in Kenosha County?
Between 2014 and 2025, Kenosha County recorded 617 outage events, averaging 2.9 hours each.
What is Kenosha County's reliability grade?
Kenosha County has a Reliability Grade of B, in the 70th national percentile.
What was the worst power outage in Kenosha County?
The worst outage on record started May 27, 2017, lasting 4 hours and affecting up to 13,666 customers.