Columbia County Power Outage History
2014–2025 · Florida
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 |
|---|---|---|---|
| Sep 10, 2017 | 172 hrs | 44,341 (90%) | Hurricane Irma |
| Sep 27, 2024 | 163 hrs | 34,768 (70%) | Hurricane Helene |
| Aug 30, 2023 | 144 hrs | 30,854 (63%) | Unnamed event |
| Aug 5, 2024 | 86 hrs | 20,731 (42%) | Hurricane Debby |
| May 10, 2024 | 63 hrs | 14,573 (30%) | Thunderstorm Wind |
Over the 12 years from 2014 to 2025, Columbia County recorded 982 distinct power outage events, averaging 2.3 hours per event.
The single worst outage on record in Columbia County started September 10, 2017 (Hurricane Irma), lasting 172 hours and leaving up to 44,341 customers without power (90% of the county) at its peak.
July has historically been the worst month for outages in Columbia County, with 144 events recorded during that month across the dataset.
Based on this history, Columbia County earns a Reliability Grade of F, placing it in the 10th percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Florida
Counties with the closest reliability grade and national percentile to Columbia County.
| County | Grade | National percentile |
|---|---|---|
| Levy County | F | 9th |
| Washington County | F | 10th |
| Volusia County | F | 9th |
| Calhoun County | F | 11th |
| Manatee County | F | 9th |
FAQ
How often does power go out in Columbia County?
Between 2014 and 2025, Columbia County recorded 982 outage events, averaging 2.3 hours each.
What is Columbia County's reliability grade?
Columbia County has a Reliability Grade of F, in the 10th national percentile.
What was the worst power outage in Columbia County?
The worst outage on record started September 10, 2017 (Hurricane Irma), lasting 172 hours and affecting up to 44,341 customers.