PowerOutageHistory
Reliability Grade
A
Top tier
2015-2025
Idaho

Minidoka CountyPower Outage History

20152025 · Idaho
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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
Nationwide95th pct
In Idaho#2 of 44
See full Idaho rankings →
Total events
173
Recorded 2015–2025
Avg duration
1.9 hrs
Per outage event
Longest outage
15 hrs
Single worst event on record
Customers served
14,549
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Oct 20, 20191 hrs6,680 (46%)Thunderstorm Wind
Jan 24, 2024<1 hr1,733 (12%)Unnamed event
Dec 6, 20173 hrs947 (7%)Unnamed event
Sep 9, 20224 hrs748 (5%)Excessive Heat
Dec 27, 2022<1 hr744 (5%)Unnamed event

Was There an Outage on a Specific Date?

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

Over the 11 years from 2015 to 2025, Minidoka County recorded 173 distinct power outage events, averaging 1.9 hours per event.

The single worst outage on record in Minidoka County started October 20, 2019 (Thunderstorm Wind), lasting 1 hours and leaving up to 6,680 customers without power (46% of the county) at its peak.

September has historically been the worst month for outages in Minidoka County, with 27 events recorded during that month across the dataset.

Based on this history, Minidoka County earns a Reliability Grade of A, placing it in the 95th percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Idaho

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

CountyGradeNational percentile
Custer CountyNot ranked
Camas CountyA92nd
Ada CountyA92nd
Cassia CountyA90th
Canyon 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 Minidoka County?

Between 2015 and 2025, Minidoka County recorded 173 outage events, averaging 1.9 hours each.

What is Minidoka County's reliability grade?

Minidoka County has a Reliability Grade of A, in the 95th national percentile.

What was the worst power outage in Minidoka County?

The worst outage on record started October 20, 2019 (Thunderstorm Wind), lasting 1 hours and affecting up to 6,680 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.