Greene 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 |
|---|---|---|---|
| Sep 27, 2024 | 8 hrs | 19,025 (21%) | Hurricane Helene |
| Jun 18, 2025 | 31 hrs | 18,051 (19%) | Flood |
| Sep 28, 2024 | 112 hrs | 14,399 (16%) | Hurricane Helene |
| Jul 29, 2016 | 3 hrs | 11,349 (12%) | Unnamed event |
| May 28, 2019 | 8 hrs | 11,213 (12%) | Hail |
Over the 12 years from 2014 to 2025, Greene County recorded 691 distinct power outage events, averaging 3.2 hours per event.
The single worst outage on record in Greene County started September 27, 2024 (Hurricane Helene), lasting 8 hours and leaving up to 19,025 customers without power (21% of the county) at its peak.
June has historically been the worst month for outages in Greene County, with 101 events recorded during that month across the dataset.
Based on this history, Greene County earns a Reliability Grade of B, placing it in the 65th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Greene County's outage profile
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Outage-prep kit
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Similar counties in Ohio
Counties with the closest reliability grade and national percentile to Greene County.
| County | Grade | National percentile |
|---|---|---|
| Shelby County | B | 66th |
| Hancock County | B | 67th |
| Stark County | B | 67th |
| Mahoning County | B | 63rd |
| Licking County | B | 63rd |
FAQ
How often does power go out in Greene County?
Between 2014 and 2025, Greene County recorded 691 outage events, averaging 3.2 hours each.
What is Greene County's reliability grade?
Greene County has a Reliability Grade of B, in the 65th national percentile.
What was the worst power outage in Greene County?
The worst outage on record started September 27, 2024 (Hurricane Helene), lasting 8 hours and affecting up to 19,025 customers.