PowerOutageHistory
Reliability Grade
A
Top tier
2014-2025
Minnesota

Chippewa CountyPower Outage History

20142025 · Minnesota
Share

What this grade means

Top 20% most reliable nationally — infrequent, short outages. This county ranks in the most reliable fifth of all US counties in our dataset, based on 12 years of real DOE outage records: outages happen less often here, and when they do occur they tend to be resolved quickly compared to the rest of the country. Baseline outage risk is low, though a severe local storm can still occasionally cause a longer-than-usual outage regardless of the long-term track record.

Takeaway
Low outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide81st pct
In Minnesota#48 of 85
See full Minnesota rankings →
Total events
129
Recorded 2014–2025
Avg duration
2.7 hrs
Per outage event
Longest outage
25 hrs
Single worst event on record
Customers served
6,903
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
May 12, 202225 hrs2,636 (38%)Hail
Jul 17, 201610 hrs2,613 (38%)Thunderstorm Wind
May 14, 20193 hrs2,475 (36%)Unnamed event
May 30, 202213 hrs2,447 (35%)Tornado
Jan 20, 20162 hrs2,065 (30%)Extreme Cold/Wind Chill

Was There an Outage on a Specific Date?

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

Over the 12 years from 2014 to 2025, Chippewa County recorded 129 distinct power outage events, averaging 2.7 hours per event.

The single worst outage on record in Chippewa County started May 12, 2022 (Hail), lasting 25 hours and leaving up to 2,636 customers without power (38% of the county) at its peak.

July has historically been the worst month for outages in Chippewa County, with 28 events recorded during that month across the dataset.

Based on this history, Chippewa County earns a Reliability Grade of A, placing it in the 81st percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Minnesota

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

CountyGradeNational percentile
Grant CountyA82nd
Benton CountyA81st
Lac qui Parle CountyA80th
Lincoln CountyA83rd
Isanti CountyA83rd

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 Chippewa County?

Between 2014 and 2025, Chippewa County recorded 129 outage events, averaging 2.7 hours each.

What is Chippewa County's reliability grade?

Chippewa County has a Reliability Grade of A, in the 81st national percentile.

What was the worst power outage in Chippewa County?

The worst outage on record started May 12, 2022 (Hail), lasting 25 hours and affecting up to 2,636 customers.

Share
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.