Rockingham CountyPower Outage History
What this grade means
Better than average — fewer or shorter outages than most counties. This county's outage history is better than the national median: recorded outages are less frequent and/or shorter in duration than a typical US county experienced over the same 12-year period. It isn't in the top tier nationally, but its track record points to lower-than-average outage risk.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Nov 15, 2018 | 91 hrs | 11,773 (19%) | Winter Storm |
| Feb 16, 2025 | 26 hrs | 9,852 (16%) | Winter Storm |
| Jan 31, 2018 | 8 hrs | 8,226 (13%) | Unnamed event |
| Mar 20, 2024 | 33 hrs | 6,459 (10%) | Wildfire |
| Jul 26, 2020 | 3 hrs | 6,121 (10%) | Heat |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Rockingham County, Virginia that day.
Over the 11 years from 2015 to 2025, Rockingham County recorded 829 distinct power outage events, averaging 2.5 hours per event.
The single worst outage on record in Rockingham County started November 15, 2018 (Winter Storm), lasting 91 hours and leaving up to 11,773 customers without power (19% of the county) at its peak.
July has historically been the worst month for outages in Rockingham County, with 118 events recorded during that month across the dataset.
Based on this history, Rockingham County earns a Reliability Grade of B, placing it in the 66th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Virginia
Counties with the closest reliability grade and national percentile to Rockingham County.
| County | Grade | National percentile |
|---|---|---|
| Shenandoah County | B | 65th |
| Charlottesville County | B | 66th |
| Richmond County | B | 65th |
| Lexington County | B | 64th |
| Danville County | B | 63rd |
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 Rockingham County?
Between 2015 and 2025, Rockingham County recorded 829 outage events, averaging 2.5 hours each.
What is Rockingham County's reliability grade?
Rockingham County has a Reliability Grade of B, in the 66th national percentile.
What was the worst power outage in Rockingham County?
The worst outage on record started November 15, 2018 (Winter Storm), lasting 91 hours and affecting up to 11,773 customers.