Lyon County Power Outage History
2015–2025 · Minnesota
Top 20% most reliable nationally — infrequent, short outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Nov 17, 2025 | 1 hrs | 1,594 (12%) | Unnamed event |
| May 12, 2022 | 11 hrs | 1,560 (12%) | Hail |
| Oct 4, 2019 | 3 hrs | 1,217 (9%) | Unnamed event |
| Apr 13, 2022 | 16 hrs | 1,191 (9%) | Hail |
| Mar 9, 2018 | 2 hrs | 1,134 (9%) | Winter Storm |
Over the 11 years from 2015 to 2025, Lyon County recorded 114 distinct power outage events, averaging 5.3 hours per event.
The single worst outage on record in Lyon County started November 17, 2025, lasting 1 hours and leaving up to 1,594 customers without power (12% of the county) at its peak.
April has historically been the worst month for outages in Lyon County, with 15 events recorded during that month across the dataset.
Based on this history, Lyon County earns a Reliability Grade of A, placing it in the 88th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Lyon County's outage profile
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Similar counties in Minnesota
Counties with the closest reliability grade and national percentile to Lyon County.
| County | Grade | National percentile |
|---|---|---|
| Wadena County | A | 88th |
| Stearns County | A | 87th |
| Dakota County | A | 87th |
| Blue Earth County | A | 87th |
| Swift County | A | 87th |
FAQ
How often does power go out in Lyon County?
Between 2015 and 2025, Lyon County recorded 114 outage events, averaging 5.3 hours each.
What is Lyon County's reliability grade?
Lyon County has a Reliability Grade of A, in the 88th national percentile.
What was the worst power outage in Lyon County?
The worst outage on record started November 17, 2025, lasting 1 hours and affecting up to 1,594 customers.