PowerOutageHistory
Reliability Grade
A
Top tier
2015-2025
Minnesota

Houston CountyPower Outage History

20152025 · 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
Nationwide91st pct
In Minnesota#28 of 85
See full Minnesota rankings →
Total events
83
Recorded 2015–2025
Avg duration
2.7 hrs
Per outage event
Longest outage
12 hrs
Single worst event on record
Customers served
8,028
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Jan 21, 20224 hrs2,887 (36%)Unnamed event
Jun 15, 2022<1 hr2,887 (36%)Thunderstorm Wind
Jul 29, 20217 hrs2,871 (36%)Hail
May 21, 20201 hrs2,871 (36%)Unnamed event
Apr 11, 20192 hrs2,865 (36%)Winter Weather

Was There an Outage on a Specific Date?

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

Over the 11 years from 2015 to 2025, Houston County recorded 83 distinct power outage events, averaging 2.7 hours per event.

The single worst outage on record in Houston County started January 21, 2022, lasting 4 hours and leaving up to 2,887 customers without power (36% of the county) at its peak.

July has historically been the worst month for outages in Houston County, with 17 events recorded during that month across the dataset.

Based on this history, Houston County earns a Reliability Grade of A, placing it in the 91st percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Minnesota

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

CountyGradeNational percentile
Scott CountyA91st
Sherburne CountyA91st
Renville CountyA91st
Polk CountyA90th
Mahnomen CountyA90th

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 Houston County?

Between 2015 and 2025, Houston County recorded 83 outage events, averaging 2.7 hours each.

What is Houston County's reliability grade?

Houston County has a Reliability Grade of A, in the 91st national percentile.

What was the worst power outage in Houston County?

The worst outage on record started January 21, 2022, lasting 4 hours and affecting up to 2,887 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.