Alpena CountyPower Outage History
What this grade means
Worse than average — more frequent or longer outages than most counties. This county's recorded history shows more frequent outages and/or longer restoration times than most US counties over the same 12-year period. If you live here, it's worth taking backup power more seriously than an average household would.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Mar 30, 2025 | 427 hrs | 3,528 (19%) | Ice Storm |
| Mar 29, 2025 | 8 hrs | 2,675 (15%) | Ice Storm |
| Dec 12, 2020 | 24 hrs | 2,060 (11%) | Winter Storm |
| Apr 12, 2024 | 34 hrs | 1,927 (10%) | Unnamed event |
| Mar 30, 2022 | <1 hr | 1,547 (8%) | Ice Storm |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Alpena County, Michigan that day.
Over the 7 years from 2019 to 2025, Alpena County recorded 108 distinct power outage events, averaging 9.1 hours per event.
The single worst outage on record in Alpena County started March 30, 2025 (Ice Storm), lasting 427 hours and leaving up to 3,528 customers without power (19% of the county) at its peak.
November has historically been the worst month for outages in Alpena County, with 14 events recorded during that month across the dataset.
Based on this history, Alpena County earns a Reliability Grade of D, placing it in the 34th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Michigan
Counties with the closest reliability grade and national percentile to Alpena County.
| County | Grade | National percentile |
|---|---|---|
| Huron County | D | 35th |
| Iron County | D | 33rd |
| Kent County | D | 35th |
| Menominee County | D | 35th |
| Oceana County | D | 32nd |
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 Alpena County?
Between 2019 and 2025, Alpena County recorded 108 outage events, averaging 9.1 hours each.
What is Alpena County's reliability grade?
Alpena County has a Reliability Grade of D, in the 34th national percentile.
What was the worst power outage in Alpena County?
The worst outage on record started March 30, 2025 (Ice Storm), lasting 427 hours and affecting up to 3,528 customers.