Barry County Power Outage History
2018–2025 · Missouri
Better than average — fewer or shorter outages than most counties. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| May 26, 2024 | 70 hrs | 9,428 (30%) | Thunderstorm Wind |
| Apr 29, 2021 | 2 hrs | 6,943 (22%) | Flash Flood |
| Jul 15, 2023 | 23 hrs | 4,208 (13%) | Thunderstorm Wind |
| Apr 29, 2025 | 96 hrs | 4,132 (13%) | Thunderstorm Wind |
| Sep 18, 2021 | 2 hrs | 2,829 (9%) | Unnamed event |
Over the 8 years from 2018 to 2025, Barry County recorded 414 distinct power outage events, averaging 2.3 hours per event.
The single worst outage on record in Barry County started May 26, 2024 (Thunderstorm Wind), lasting 70 hours and leaving up to 9,428 customers without power (30% of the county) at its peak.
July has historically been the worst month for outages in Barry County, with 54 events recorded during that month across the dataset.
Based on this history, Barry County earns a Reliability Grade of B, placing it in the 63rd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Barry County's outage profile
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Similar counties in Missouri
Counties with the closest reliability grade and national percentile to Barry County.
| County | Grade | National percentile |
|---|---|---|
| Perry County | B | 63rd |
| Ripley County | B | 63rd |
| St. Francois County | B | 64th |
| Carroll County | B | 64th |
| Henry County | B | 62nd |
FAQ
How often does power go out in Barry County?
Between 2018 and 2025, Barry County recorded 414 outage events, averaging 2.3 hours each.
What is Barry County's reliability grade?
Barry County has a Reliability Grade of B, in the 63rd national percentile.
What was the worst power outage in Barry County?
The worst outage on record started May 26, 2024 (Thunderstorm Wind), lasting 70 hours and affecting up to 9,428 customers.