Columbia County Power Outage History
2014–2025 · Arkansas
Bottom 20% least reliable nationally — frequent and/or long outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Aug 27, 2020 | 11 hrs | 6,114 (49%) | Hurricane Laura |
| Mar 18, 2021 | 4 hrs | 4,334 (34%) | Unnamed event |
| May 24, 2019 | 2 hrs | 4,035 (32%) | Unnamed event |
| Oct 6, 2015 | 2 hrs | 4,025 (32%) | Drought |
| Jan 10, 2025 | 45 hrs | 4,002 (32%) | Winter Storm |
Over the 12 years from 2014 to 2025, Columbia County recorded 1,048 distinct power outage events, averaging 3.7 hours per event.
The single worst outage on record in Columbia County started August 27, 2020 (Hurricane Laura), lasting 11 hours and leaving up to 6,114 customers without power (49% of the county) at its peak.
July has historically been the worst month for outages in Columbia County, with 112 events recorded during that month across the dataset.
Based on this history, Columbia County earns a Reliability Grade of F, placing it in the 13th percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Arkansas
Counties with the closest reliability grade and national percentile to Columbia County.
| County | Grade | National percentile |
|---|---|---|
| Yell County | F | 13th |
| Grant County | F | 14th |
| Union County | F | 14th |
| Little River County | F | 12th |
| Jefferson County | F | 12th |
FAQ
How often does power go out in Columbia County?
Between 2014 and 2025, Columbia County recorded 1,048 outage events, averaging 3.7 hours each.
What is Columbia County's reliability grade?
Columbia County has a Reliability Grade of F, in the 13th national percentile.
What was the worst power outage in Columbia County?
The worst outage on record started August 27, 2020 (Hurricane Laura), lasting 11 hours and affecting up to 6,114 customers.