Hampton County Power Outage History
2015–2025 · Virginia
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 |
|---|---|---|---|
| Oct 12, 2018 | 69 hrs | 27,605 (42%) | High Wind |
| Aug 4, 2020 | 63 hrs | 24,593 (37%) | Tropical Storm Isaias |
| Oct 8, 2016 | 74 hrs | 19,285 (29%) | Heavy Rain |
| Jul 30, 2019 | 1 hrs | 14,574 (22%) | Unnamed event |
| Jul 27, 2025 | 5 hrs | 8,765 (13%) | Excessive Heat |
Over the 11 years from 2015 to 2025, Hampton County recorded 716 distinct power outage events, averaging 2.5 hours per event.
The single worst outage on record in Hampton County started October 12, 2018 (High Wind), lasting 69 hours and leaving up to 27,605 customers without power (42% of the county) at its peak.
July has historically been the worst month for outages in Hampton County, with 101 events recorded during that month across the dataset.
Based on this history, Hampton County earns a Reliability Grade of C, placing it in the 47th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Hampton County's outage profile
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Similar counties in Virginia
Counties with the closest reliability grade and national percentile to Hampton County.
| County | Grade | National percentile |
|---|---|---|
| Augusta County | C | 47th |
| Portsmouth County | C | 48th |
| Chesapeake County | C | 48th |
| Orange County | C | 46th |
| Newport News County | C | 46th |
FAQ
How often does power go out in Hampton County?
Between 2015 and 2025, Hampton County recorded 716 outage events, averaging 2.5 hours each.
What is Hampton County's reliability grade?
Hampton County has a Reliability Grade of C, in the 47th national percentile.
What was the worst power outage in Hampton County?
The worst outage on record started October 12, 2018 (High Wind), lasting 69 hours and affecting up to 27,605 customers.