Henrico CountyPower Outage History
What this grade means
Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Jun 18, 2016 | 66 hrs | 116,190 (74%) | Thunderstorm Wind |
| Jun 17, 2016 | 27 hrs | 99,349 (63%) | Thunderstorm Wind |
| Oct 11, 2018 | 101 hrs | 66,946 (43%) | Heavy Rain |
| Sep 7, 2023 | 51 hrs | 56,291 (36%) | Thunderstorm Wind |
| Feb 12, 2025 | 51 hrs | 49,026 (31%) | Winter Storm |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Henrico County, Virginia that day.
Over the 11 years from 2015 to 2025, Henrico County recorded 2,686 distinct power outage events, averaging 3.0 hours per event.
The single worst outage on record in Henrico County started June 18, 2016 (Thunderstorm Wind), lasting 66 hours and leaving up to 116,190 customers without power (74% of the county) at its peak.
July has historically been the worst month for outages in Henrico County, with 363 events recorded during that month across the dataset.
Based on this history, Henrico County earns a Reliability Grade of F, placing it in the 17th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Virginia
Counties with the closest reliability grade and national percentile to Henrico County.
| County | Grade | National percentile |
|---|---|---|
| Lee County | F | 17th |
| Washington County | F | 17th |
| Middlesex County | F | 17th |
| Bedford County | F | 17th |
| Craig County | F | 17th |
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 Henrico County?
Between 2015 and 2025, Henrico County recorded 2,686 outage events, averaging 3.0 hours each.
What is Henrico County's reliability grade?
Henrico County has a Reliability Grade of F, in the 17th national percentile.
What was the worst power outage in Henrico County?
The worst outage on record started June 18, 2016 (Thunderstorm Wind), lasting 66 hours and affecting up to 116,190 customers.