Mahoning County Power Outage History
2014–2025 · Ohio
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 |
|---|---|---|---|
| Apr 1, 2023 | 76 hrs | 37,363 (25%) | Thunderstorm Wind |
| Mar 25, 2023 | 110 hrs | 28,687 (19%) | Thunderstorm Wind |
| Aug 25, 2023 | 67 hrs | 21,347 (14%) | Thunderstorm Wind |
| May 1, 2017 | 32 hrs | 17,984 (12%) | Thunderstorm Wind |
| Mar 12, 2020 | 1 hrs | 16,353 (11%) | Unnamed event |
Over the 12 years from 2014 to 2025, Mahoning County recorded 1,106 distinct power outage events, averaging 2.4 hours per event.
The single worst outage on record in Mahoning County started April 1, 2023 (Thunderstorm Wind), lasting 76 hours and leaving up to 37,363 customers without power (25% of the county) at its peak.
July has historically been the worst month for outages in Mahoning County, with 149 events recorded during that month across the dataset.
Based on this history, Mahoning County earns a Reliability Grade of B, placing it in the 63rd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Mahoning County's outage profile
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Similar counties in Ohio
Counties with the closest reliability grade and national percentile to Mahoning County.
| County | Grade | National percentile |
|---|---|---|
| Licking County | B | 63rd |
| Wayne County | B | 62nd |
| Warren County | B | 62nd |
| Greene County | B | 65th |
| Darke County | B | 61st |
FAQ
How often does power go out in Mahoning County?
Between 2014 and 2025, Mahoning County recorded 1,106 outage events, averaging 2.4 hours each.
What is Mahoning County's reliability grade?
Mahoning County has a Reliability Grade of B, in the 63rd national percentile.
What was the worst power outage in Mahoning County?
The worst outage on record started April 1, 2023 (Thunderstorm Wind), lasting 76 hours and affecting up to 37,363 customers.