PowerOutageHistory
Reliability Grade
F
Least reliable
2014-2025
Michigan

Cheboygan CountyPower Outage History

20142025 · Michigan
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What this grade means

Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.

Takeaway
High outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide3rd pct
In Michigan#76 of 82
See full Michigan rankings →
Total events
704
Recorded 2014–2025
Avg duration
4.1 hrs
Per outage event
Longest outage
451 hrs
Single worst event on record
Customers served
23,978
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Mar 29, 2025451 hrs20,256 (84%)Ice Storm
Jul 18, 202077 hrs11,121 (46%)Thunderstorm Wind
Dec 16, 202192 hrs10,633 (44%)High Wind
Nov 5, 202247 hrs6,000 (25%)Unnamed event
Mar 11, 20217 hrs5,741 (24%)Unnamed event

Was There an Outage on a Specific Date?

Pick a date to see whether a power outage was recorded for Cheboygan County, Michigan that day.

Over the 12 years from 2014 to 2025, Cheboygan County recorded 704 distinct power outage events, averaging 4.1 hours per event.

The single worst outage on record in Cheboygan County started March 29, 2025 (Ice Storm), lasting 451 hours and leaving up to 20,256 customers without power (84% of the county) at its peak.

July has historically been the worst month for outages in Cheboygan County, with 88 events recorded during that month across the dataset.

Based on this history, Cheboygan County earns a Reliability Grade of F, placing it in the 3rd percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Michigan

Counties with the closest reliability grade and national percentile to Cheboygan County.

CountyGradeNational percentile
Iosco CountyF3rd
Arenac CountyF3rd
Otsego CountyF4th
Crawford CountyF4th
Clare CountyF2nd

Most reliable counties nationally

The top 3 counties nationally by reliability grade and percentile.

CountyStateGradeNational percentile
Clay CountySouth DakotaA100th
Clearwater CountyMinnesotaA99th
Limestone CountyAlabamaA99th

Least reliable counties nationally

The bottom 3 counties nationally by reliability grade and percentile.

FAQ

How often does power go out in Cheboygan County?

Between 2014 and 2025, Cheboygan County recorded 704 outage events, averaging 4.1 hours each.

What is Cheboygan County's reliability grade?

Cheboygan County has a Reliability Grade of F, in the 3rd national percentile.

What was the worst power outage in Cheboygan County?

The worst outage on record started March 29, 2025 (Ice Storm), lasting 451 hours and affecting up to 20,256 customers.

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Data: ORNL EAGLE-I Recorded Electricity Outages (2014–2025), CC BY 4.0. Storm names: NOAA Storm Events Database. Last data refresh: 2025. See methodology.