PowerOutageHistory
Reliability Grade
A
Top tier
2014-2025
Iowa

Muscatine CountyPower Outage History

20142025 · Iowa
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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
Nationwide92nd pct
In Iowa#4 of 99
See full Iowa rankings →
Total events
196
Recorded 2014–2025
Avg duration
2.6 hrs
Per outage event
Longest outage
126 hrs
Single worst event on record
Customers served
30,627
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Aug 10, 2020126 hrs3,045 (10%)Thunderstorm Wind
May 22, 202416 hrs1,926 (6%)Thunderstorm Wind
May 24, 20243 hrs1,821 (6%)Thunderstorm Wind
Aug 17, 20251 hrs1,597 (5%)Thunderstorm Wind
Mar 15, 2024<1 hr1,567 (5%)Unnamed event

Was There an Outage on a Specific Date?

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

Over the 12 years from 2014 to 2025, Muscatine County recorded 196 distinct power outage events, averaging 2.6 hours per event.

The single worst outage on record in Muscatine County started August 10, 2020 (Thunderstorm Wind), lasting 126 hours and leaving up to 3,045 customers without power (10% of the county) at its peak.

July has historically been the worst month for outages in Muscatine County, with 25 events recorded during that month across the dataset.

Based on this history, Muscatine County earns a Reliability Grade of A, placing it in the 92nd percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Iowa

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

CountyGradeNational percentile
Dubuque CountyA91st
Bremer CountyA94th
Adair CountyA90th
Cass CountyA89th
Emmet CountyA95th

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 Muscatine County?

Between 2014 and 2025, Muscatine County recorded 196 outage events, averaging 2.6 hours each.

What is Muscatine County's reliability grade?

Muscatine County has a Reliability Grade of A, in the 92nd national percentile.

What was the worst power outage in Muscatine County?

The worst outage on record started August 10, 2020 (Thunderstorm Wind), lasting 126 hours and affecting up to 3,045 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.