Muscatine County Power Outage History
2014–2025 · Iowa
Top 20% most reliable nationally — infrequent, short outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Aug 10, 2020 | 126 hrs | 3,045 (10%) | Thunderstorm Wind |
| May 22, 2024 | 16 hrs | 1,926 (6%) | Thunderstorm Wind |
| May 24, 2024 | 3 hrs | 1,821 (6%) | Thunderstorm Wind |
| Aug 17, 2025 | 1 hrs | 1,597 (5%) | Thunderstorm Wind |
| Mar 15, 2024 | 1 hrs | 1,567 (5%) | Unnamed event |
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).
Sized for Muscatine County's outage profile
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Similar counties in Iowa
Counties with the closest reliability grade and national percentile to Muscatine County.
| County | Grade | National percentile |
|---|---|---|
| Dubuque County | A | 91st |
| Bremer County | A | 94th |
| Adair County | A | 90th |
| Cass County | A | 89th |
| Emmet County | A | 95th |
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.