Hampton CountyPower Outage History
What this grade means
Average — typical outage frequency and duration nationally. This county sits in the middle of the national distribution — its outage frequency and duration over the past 12 years are close to the nationwide median, neither notably better nor worse than most other US counties. A typical amount of backup-power preparedness is reasonable here.
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 hr | 14,574 (22%) | Unnamed event |
| Jul 27, 2025 | 5 hrs | 8,765 (13%) | Excessive Heat |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Hampton County, Virginia that day.
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).
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 |
Most reliable counties nationally
The top 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | South Dakota | A | 100th |
| Clearwater County | Minnesota | A | 99th |
| Limestone County | Alabama | A | 99th |
Least reliable counties nationally
The bottom 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | West Virginia | F | 0th |
| Lincoln County | West Virginia | F | 0th |
| Cameron Parish | Louisiana | F | 0th |
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.