PowerOutageHistory
Reliability Grade
A
Top tier
2014-2025
Minnesota

Dakota CountyPower Outage History

20142025 · Minnesota
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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
Nationwide87th pct
In Minnesota#38 of 85
See full Minnesota rankings →
Total events
1,074
Recorded 2014–2025
Avg duration
2.0 hrs
Per outage event
Longest outage
47 hrs
Single worst event on record
Customers served
199,704
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Apr 1, 202342 hrs21,324 (11%)Winter Storm
Jun 16, 20221 hrs20,538 (10%)Unnamed event
Nov 15, 2023<1 hr20,486 (10%)Unnamed event
Jun 18, 2023<1 hr18,971 (10%)Unnamed event
Jun 29, 2022<1 hr17,679 (9%)Unnamed event

Was There an Outage on a Specific Date?

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

Over the 12 years from 2014 to 2025, Dakota County recorded 1,074 distinct power outage events, averaging 2.0 hours per event.

The single worst outage on record in Dakota County started April 1, 2023 (Winter Storm), lasting 42 hours and leaving up to 21,324 customers without power (11% of the county) at its peak.

June has historically been the worst month for outages in Dakota County, with 190 events recorded during that month across the dataset.

Based on this history, Dakota County earns a Reliability Grade of A, placing it in the 87th percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Minnesota

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

CountyGradeNational percentile
Stearns CountyA87th
Blue Earth CountyA87th
Wadena CountyA88th
Swift CountyA87th
Lyon CountyA88th

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 Dakota County?

Between 2014 and 2025, Dakota County recorded 1,074 outage events, averaging 2.0 hours each.

What is Dakota County's reliability grade?

Dakota County has a Reliability Grade of A, in the 87th national percentile.

What was the worst power outage in Dakota County?

The worst outage on record started April 1, 2023 (Winter Storm), lasting 42 hours and affecting up to 21,324 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.