Preston County Power Outage History
2014–2025 · West Virginia
Worse than average — more frequent or longer 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 19, 2017 | 2 hrs | 6,498 (34%) | Unnamed event |
| Aug 13, 2017 | 7 hrs | 5,046 (27%) | Unnamed event |
| Aug 7, 2017 | 2 hrs | 5,046 (27%) | Thunderstorm Wind |
| Aug 19, 2015 | 2 hrs | 5,002 (26%) | Unnamed event |
| Dec 27, 2025 | 1 hrs | 4,988 (26%) | Unnamed event |
Over the 12 years from 2014 to 2025, Preston County recorded 819 distinct power outage events, averaging 3.6 hours per event.
The single worst outage on record in Preston County started June 19, 2017, lasting 2 hours and leaving up to 6,498 customers without power (34% of the county) at its peak.
July has historically been the worst month for outages in Preston County, with 95 events recorded during that month across the dataset.
Based on this history, Preston County earns a Reliability Grade of D, placing it in the 24th percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in West Virginia
Counties with the closest reliability grade and national percentile to Preston County.
| County | Grade | National percentile |
|---|---|---|
| Harrison County | D | 23rd |
| Brooke County | D | 21st |
| Hancock County | D | 20th |
| Monongalia County | D | 28th |
| Ohio County | F | 20th |
FAQ
How often does power go out in Preston County?
Between 2014 and 2025, Preston County recorded 819 outage events, averaging 3.6 hours each.
What is Preston County's reliability grade?
Preston County has a Reliability Grade of D, in the 24th national percentile.
What was the worst power outage in Preston County?
The worst outage on record started June 19, 2017, lasting 2 hours and affecting up to 6,498 customers.