PowerOutageHistory
Reliability Grade
F
Least reliable
2014-2025
Michigan

Clare 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
Nationwide2nd pct
In Michigan#79 of 82
See full Michigan rankings →
Total events
863
Recorded 2014–2025
Avg duration
4.1 hrs
Per outage event
Longest outage
94 hrs
Single worst event on record
Customers served
18,129
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Dec 28, 202587 hrs16,368 (90%)Winter Storm
Aug 27, 202458 hrs16,316 (90%)Thunderstorm Wind
Oct 20, 20194 hrs13,866 (76%)Unnamed event
Aug 24, 202152 hrs11,895 (66%)Unnamed event
Dec 16, 202178 hrs10,530 (58%)Unnamed event

Was There an Outage on a Specific Date?

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

Over the 12 years from 2014 to 2025, Clare County recorded 863 distinct power outage events, averaging 4.1 hours per event.

The single worst outage on record in Clare County started December 28, 2025 (Winter Storm), lasting 87 hours and leaving up to 16,368 customers without power (90% of the county) at its peak.

June has historically been the worst month for outages in Clare County, with 106 events recorded during that month across the dataset.

Based on this history, Clare County earns a Reliability Grade of F, placing it in the 2nd percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Michigan

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

CountyGradeNational percentile
Alcona CountyF2nd
Oscoda CountyF2nd
Arenac CountyF3rd
Iosco CountyF3rd
Cheboygan CountyF3rd

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 Clare County?

Between 2014 and 2025, Clare County recorded 863 outage events, averaging 4.1 hours each.

What is Clare County's reliability grade?

Clare County has a Reliability Grade of F, in the 2nd national percentile.

What was the worst power outage in Clare County?

The worst outage on record started December 28, 2025 (Winter Storm), lasting 87 hours and affecting up to 16,368 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.