Dinwiddie 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 |
|---|---|---|---|
| Feb 13, 2021 | 128 hrs | 13,322 (66%) | Winter Weather |
| Oct 11, 2018 | 135 hrs | 11,908 (59%) | Heavy Rain |
| Jun 22, 2022 | 29 hrs | 8,375 (42%) | Thunderstorm Wind |
| Oct 15, 2015 | <1 hr | 7,950 (40%) | Unnamed event |
| Dec 9, 2018 | 44 hrs | 7,846 (39%) | Winter Storm |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Dinwiddie County, Virginia that day.
Over the 11 years from 2015 to 2025, Dinwiddie County recorded 1,015 distinct power outage events, averaging 2.8 hours per event.
The single worst outage on record in Dinwiddie County started February 13, 2021 (Winter Weather), lasting 128 hours and leaving up to 13,322 customers without power (66% of the county) at its peak.
May has historically been the worst month for outages in Dinwiddie County, with 140 events recorded during that month across the dataset.
Based on this history, Dinwiddie County earns a Reliability Grade of F, placing it in the 10th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Virginia
Counties with the closest reliability grade and national percentile to Dinwiddie County.
| County | Grade | National percentile |
|---|---|---|
| Goochland County | F | 10th |
| Wythe County | F | 10th |
| Lunenburg County | F | 9th |
| Franklin County | F | 9th |
| Pulaski County | F | 9th |
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 Dinwiddie County?
Between 2015 and 2025, Dinwiddie County recorded 1,015 outage events, averaging 2.8 hours each.
What is Dinwiddie County's reliability grade?
Dinwiddie County has a Reliability Grade of F, in the 10th national percentile.
What was the worst power outage in Dinwiddie County?
The worst outage on record started February 13, 2021 (Winter Weather), lasting 128 hours and affecting up to 13,322 customers.