Columbiana County Power Outage History
2014–2025 · Ohio
Worse than average — more frequent or longer 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 |
|---|---|---|---|
| Mar 25, 2023 | 84 hrs | 15,913 (25%) | High Wind |
| Aug 25, 2023 | 66 hrs | 15,671 (25%) | Thunderstorm Wind |
| Sep 5, 2017 | 6 hrs | 14,020 (22%) | Unnamed event |
| Nov 15, 2018 | 72 hrs | 13,027 (21%) | Winter Weather |
| Apr 12, 2015 | 5 hrs | 11,520 (18%) | Thunderstorm Wind |
Over the 12 years from 2014 to 2025, Columbiana County recorded 765 distinct power outage events, averaging 3.7 hours per event.
The single worst outage on record in Columbiana County started March 25, 2023 (High Wind), lasting 84 hours and leaving up to 15,913 customers without power (25% of the county) at its peak.
July has historically been the worst month for outages in Columbiana County, with 93 events recorded during that month across the dataset.
Based on this history, Columbiana County earns a Reliability Grade of D, placing it in the 31st percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Ohio
Counties with the closest reliability grade and national percentile to Columbiana County.
| County | Grade | National percentile |
|---|---|---|
| Jefferson County | D | 32nd |
| Gallia County | D | 30th |
| Athens County | D | 30th |
| Carroll County | D | 29th |
| Ross County | D | 33rd |
FAQ
How often does power go out in Columbiana County?
Between 2014 and 2025, Columbiana County recorded 765 outage events, averaging 3.7 hours each.
What is Columbiana County's reliability grade?
Columbiana County has a Reliability Grade of D, in the 31st national percentile.
What was the worst power outage in Columbiana County?
The worst outage on record started March 25, 2023 (High Wind), lasting 84 hours and affecting up to 15,913 customers.