Washington County Power Outage History
2014–2025 · Ohio
Average — typical outage frequency and duration nationally. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Apr 29, 2017 | 17 hrs | 14,006 (33%) | Unnamed event |
| Sep 15, 2020 | 1 hrs | 8,918 (21%) | Unnamed event |
| Sep 15, 2020 | 0 hrs | 8,918 (21%) | Unnamed event |
| Sep 11, 2020 | 0 hrs | 8,910 (21%) | Unnamed event |
| Sep 11, 2020 | 0 hrs | 8,909 (21%) | Unnamed event |
Over the 12 years from 2014 to 2025, Washington County recorded 676 distinct power outage events, averaging 3.3 hours per event.
The single worst outage on record in Washington County started April 29, 2017, lasting 17 hours and leaving up to 14,006 customers without power (33% of the county) at its peak.
June has historically been the worst month for outages in Washington County, with 92 events recorded during that month across the dataset.
Based on this history, Washington County earns a Reliability Grade of C, placing it in the 47th 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 Washington County.
| County | Grade | National percentile |
|---|---|---|
| Fairfield County | C | 48th |
| Guernsey County | C | 48th |
| Morrow County | C | 46th |
| Ashland County | C | 49th |
| Fayette County | C | 50th |
FAQ
How often does power go out in Washington County?
Between 2014 and 2025, Washington County recorded 676 outage events, averaging 3.3 hours each.
What is Washington County's reliability grade?
Washington County has a Reliability Grade of C, in the 47th national percentile.
What was the worst power outage in Washington County?
The worst outage on record started April 29, 2017, lasting 17 hours and affecting up to 14,006 customers.