Adams County Power Outage History
2014–2025 · Ohio
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 |
|---|---|---|---|
| Mar 3, 2023 | 72 hrs | 8,083 (48%) | Unnamed event |
| Apr 3, 2024 | 27 hrs | 7,694 (46%) | Tornado |
| Dec 28, 2024 | 5 hrs | 6,274 (37%) | Unnamed event |
| Sep 27, 2024 | 97 hrs | 6,241 (37%) | Hurricane Helene |
| Mar 11, 2020 | 4 hrs | 5,899 (35%) | Unnamed event |
Over the 12 years from 2014 to 2025, Adams County recorded 935 distinct power outage events, averaging 3.2 hours per event.
The single worst outage on record in Adams County started March 3, 2023, lasting 72 hours and leaving up to 8,083 customers without power (48% of the county) at its peak.
July has historically been the worst month for outages in Adams County, with 157 events recorded during that month across the dataset.
Based on this history, Adams County earns a Reliability Grade of F, placing it in the 17th 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 Adams County.
| County | Grade | National percentile |
|---|---|---|
| Geauga County | F | 16th |
| Lawrence County | F | 15th |
| Monroe County | D | 22nd |
| Perry County | D | 22nd |
| Meigs County | F | 12th |
FAQ
How often does power go out in Adams County?
Between 2014 and 2025, Adams County recorded 935 outage events, averaging 3.2 hours each.
What is Adams County's reliability grade?
Adams County has a Reliability Grade of F, in the 17th national percentile.
What was the worst power outage in Adams County?
The worst outage on record started March 3, 2023, lasting 72 hours and affecting up to 8,083 customers.