Green Lake 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 22, 2024 | 24 hrs | 6,727 (40%) | Thunderstorm Wind |
| Jul 29, 2021 | 26 hrs | 6,350 (37%) | Unnamed event |
| Jan 14, 2024 | 4 hrs | 5,703 (34%) | Winter Storm |
| Aug 12, 2023 | 9 hrs | 4,027 (24%) | Unnamed event |
| Jun 14, 2017 | 8 hrs | 3,978 (23%) | Thunderstorm Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Green Lake County, Wisconsin that day.
Over the 11 years from 2015 to 2025, Green Lake County recorded 262 distinct power outage events, averaging 3.0 hours per event.
The single worst outage on record in Green Lake County started May 22, 2024 (Thunderstorm Wind), lasting 24 hours and leaving up to 6,727 customers without power (40% of the county) at its peak.
June has historically been the worst month for outages in Green Lake County, with 47 events recorded during that month across the dataset.
Based on this history, Green Lake County earns a Reliability Grade of B, placing it in the 73rd percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Wisconsin
Counties with the closest reliability grade and national percentile to Green Lake County.
| County | Grade | National percentile |
|---|---|---|
| St. Croix County | B | 73rd |
| Buffalo County | B | 74th |
| Sheboygan County | B | 72nd |
| Dodge County | B | 74th |
| Iowa County | B | 71st |
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 Green Lake County?
Between 2015 and 2025, Green Lake County recorded 262 outage events, averaging 3.0 hours each.
What is Green Lake County's reliability grade?
Green Lake County has a Reliability Grade of B, in the 73rd national percentile.
What was the worst power outage in Green Lake County?
The worst outage on record started May 22, 2024 (Thunderstorm Wind), lasting 24 hours and affecting up to 6,727 customers.