Darke 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 |
|---|---|---|---|
| Jun 18, 2025 | 25 hrs | 5,161 (25%) | Thunderstorm Wind |
| May 8, 2024 | 24 hrs | 4,997 (24%) | Hail |
| Mar 9, 2021 | 1 hrs | 4,472 (21%) | Unnamed event |
| Jul 23, 2022 | 6 hrs | 3,581 (17%) | Thunderstorm Wind |
| Nov 15, 2020 | 21 hrs | 3,549 (17%) | Unnamed event |
Over the 12 years from 2014 to 2025, Darke County recorded 562 distinct power outage events, averaging 2.6 hours per event.
The single worst outage on record in Darke County started June 18, 2025 (Thunderstorm Wind), lasting 25 hours and leaving up to 5,161 customers without power (25% of the county) at its peak.
July has historically been the worst month for outages in Darke County, with 72 events recorded during that month across the dataset.
Based on this history, Darke County earns a Reliability Grade of B, placing it in the 61st percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Darke County's outage profile
See more picks in our Best Small Power Stations (Under 1,000Wh) roundup.
Outage-prep kit
See our outage-prep guides.
Similar counties in Ohio
Counties with the closest reliability grade and national percentile to Darke County.
| County | Grade | National percentile |
|---|---|---|
| Warren County | B | 62nd |
| Wayne County | B | 62nd |
| Montgomery County | C | 60th |
| Licking County | B | 63rd |
| Mahoning County | B | 63rd |
FAQ
How often does power go out in Darke County?
Between 2014 and 2025, Darke County recorded 562 outage events, averaging 2.6 hours each.
What is Darke County's reliability grade?
Darke County has a Reliability Grade of B, in the 61st national percentile.
What was the worst power outage in Darke County?
The worst outage on record started June 18, 2025 (Thunderstorm Wind), lasting 25 hours and affecting up to 5,161 customers.