Marquette County Power Outage History
2014–2025 · Michigan
Average — typical outage frequency and duration nationally. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Dec 29, 2025 | 68 hrs | 12,919 (27%) | Winter Weather |
| Apr 10, 2017 | 58 hrs | 8,024 (17%) | Thunderstorm Wind |
| May 1, 2023 | 69 hrs | 7,903 (17%) | Winter Storm |
| May 9, 2022 | 31 hrs | 6,533 (14%) | High Wind |
| Nov 26, 2025 | 27 hrs | 6,461 (14%) | Winter Storm |
Over the 12 years from 2014 to 2025, Marquette County recorded 352 distinct power outage events, averaging 3.8 hours per event.
The single worst outage on record in Marquette County started December 29, 2025 (Winter Weather), lasting 68 hours and leaving up to 12,919 customers without power (27% of the county) at its peak.
November has historically been the worst month for outages in Marquette County, with 51 events recorded during that month across the dataset.
Based on this history, Marquette County earns a Reliability Grade of C, placing it in the 49th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Marquette County's outage profile
See more picks in our Best Dual-Fuel Portable Generators for Power Outages roundup.
Champion Power Equipment 4375-Watt Dual Fuel RV Ready Portable Generator with Free 3-Year Warranty
Outage-prep kit
See our outage-prep guides or the Michigan storm prep checklist.
Similar counties in Michigan
Counties with the closest reliability grade and national percentile to Marquette County.
| County | Grade | National percentile |
|---|---|---|
| Isabella County | C | 49th |
| Ingham County | C | 49th |
| Alger County | C | 50th |
| Chippewa County | C | 48th |
| Baraga County | C | 48th |
FAQ
How often does power go out in Marquette County?
Between 2014 and 2025, Marquette County recorded 352 outage events, averaging 3.8 hours each.
What is Marquette County's reliability grade?
Marquette County has a Reliability Grade of C, in the 49th national percentile.
What was the worst power outage in Marquette County?
The worst outage on record started December 29, 2025 (Winter Weather), lasting 68 hours and affecting up to 12,919 customers.