Chippewa County Power Outage History
2019–2025 · 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 30, 2019 | 6 hrs | 10,448 (32%) | Winter Storm |
| Sep 16, 2024 | 8 hrs | 9,460 (29%) | Unnamed event |
| Jan 1, 2020 | 63 hrs | 9,035 (28%) | Unnamed event |
| Dec 16, 2021 | 66 hrs | 5,741 (18%) | High Wind |
| Dec 30, 2019 | 9 hrs | 5,730 (18%) | Winter Storm |
Over the 7 years from 2019 to 2025, Chippewa County recorded 426 distinct power outage events, averaging 3.0 hours per event.
The single worst outage on record in Chippewa County started December 30, 2019 (Winter Storm), lasting 6 hours and leaving up to 10,448 customers without power (32% of the county) at its peak.
November has historically been the worst month for outages in Chippewa County, with 49 events recorded during that month across the dataset.
Based on this history, Chippewa County earns a Reliability Grade of C, placing it in the 48th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Chippewa County's outage profile
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Similar counties in Michigan
Counties with the closest reliability grade and national percentile to Chippewa County.
| County | Grade | National percentile |
|---|---|---|
| Baraga County | C | 48th |
| Ontonagon County | C | 47th |
| Ingham County | C | 49th |
| Clinton County | C | 46th |
| Isabella County | C | 49th |
FAQ
How often does power go out in Chippewa County?
Between 2019 and 2025, Chippewa County recorded 426 outage events, averaging 3.0 hours each.
What is Chippewa County's reliability grade?
Chippewa County has a Reliability Grade of C, in the 48th national percentile.
What was the worst power outage in Chippewa County?
The worst outage on record started December 30, 2019 (Winter Storm), lasting 6 hours and affecting up to 10,448 customers.