Hanover County Power Outage History
2014–2025 · 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 17, 2016 | 27 hrs | 27,009 (48%) | Thunderstorm Wind |
| Jul 27, 2025 | 28 hrs | 26,417 (47%) | Thunderstorm Wind |
| Jun 18, 2016 | 42 hrs | 17,907 (32%) | Thunderstorm Wind |
| Jun 22, 2022 | 29 hrs | 17,638 (31%) | Thunderstorm Wind |
| Feb 13, 2021 | 57 hrs | 15,936 (28%) | Winter Weather |
Over the 12 years from 2014 to 2025, Hanover County recorded 807 distinct power outage events, averaging 3.1 hours per event.
The single worst outage on record in Hanover County started June 17, 2016 (Thunderstorm Wind), lasting 27 hours and leaving up to 27,009 customers without power (48% of the county) at its peak.
August has historically been the worst month for outages in Hanover County, with 107 events recorded during that month across the dataset.
Based on this history, Hanover County earns a Reliability Grade of D, placing it in the 30th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Hanover County's outage profile
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Similar counties in Virginia
Counties with the closest reliability grade and national percentile to Hanover County.
| County | Grade | National percentile |
|---|---|---|
| Fairfax County | D | 30th |
| Louisa County | D | 28th |
| Galax County | D | 31st |
| Wise County | D | 28th |
| Stafford County | D | 27th |
FAQ
How often does power go out in Hanover County?
Between 2014 and 2025, Hanover County recorded 807 outage events, averaging 3.1 hours each.
What is Hanover County's reliability grade?
Hanover County has a Reliability Grade of D, in the 30th national percentile.
What was the worst power outage in Hanover County?
The worst outage on record started June 17, 2016 (Thunderstorm Wind), lasting 27 hours and affecting up to 27,009 customers.