PowerOutageHistory
AReliability Grade

Hand CountyPower Outage History

20202025 · South Dakota

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.

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Reliability Rank
Fuller bar = more reliable
Nationwide96th pct
In South Dakota#10 of 65
See full South Dakota rankings →
Total events
15
Avg duration
3.4 hrs
Longest outage
9 hrs
Customers served
2,309
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Jul 5, 20229 hrs388 (17%)Thunderstorm Wind
Nov 10, 20224 hrs339 (15%)Drought
May 12, 20222 hrs338 (15%)Unnamed event
Jul 14, 20214 hrs313 (14%)Drought
Sep 14, 20213 hrs276 (12%)Drought

Over the 6 years from 2020 to 2025, Hand County recorded 15 distinct power outage events, averaging 3.4 hours per event.

The single worst outage on record in Hand County started July 5, 2022 (Thunderstorm Wind), lasting 9 hours and leaving up to 388 customers without power (17% of the county) at its peak.

July has historically been the worst month for outages in Hand County, with 4 events recorded during that month across the dataset.

Based on this history, Hand County earns a Reliability Grade of A, placing it in the 96th percentile nationally for grid reliability (higher percentile = more reliable).

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Similar counties in South Dakota

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

CountyGradeNational percentile
Oglala Lakota CountyA96th
Dewey CountyA96th
Corson CountyA96th
Jerauld CountyA96th
Potter CountyA94th

Most reliable counties in South Dakota

The top 3 counties in South Dakota by reliability grade and percentile.

CountyGradeNational percentile
Clay CountyA100th
Codington CountyA98th
Tripp CountyA98th

Least reliable counties in South Dakota

The bottom 3 counties in South Dakota by reliability grade and percentile.

CountyGradeNational percentile
Harding CountyD21st
Perkins CountyD29th
Custer CountyD30th

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 Hand County?

Between 2020 and 2025, Hand County recorded 15 outage events, averaging 3.4 hours each.

What is Hand County's reliability grade?

Hand County has a Reliability Grade of A, in the 96th national percentile.

What was the worst power outage in Hand County?

The worst outage on record started July 5, 2022 (Thunderstorm Wind), lasting 9 hours and affecting up to 388 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.