Westmoreland 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 |
|---|---|---|---|
| May 1, 2024 | 2 hrs | 13,465 (77%) | Unnamed event |
| Aug 4, 2015 | 2 hrs | 6,377 (36%) | Unnamed event |
| May 22, 2022 | 1 hrs | 5,919 (34%) | Unnamed event |
| Jun 30, 2016 | 3 hrs | 5,394 (31%) | Unnamed event |
| Jan 3, 2022 | 82 hrs | 4,965 (28%) | Winter Storm |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Westmoreland County, Virginia that day.
Over the 12 years from 2014 to 2025, Westmoreland County recorded 753 distinct power outage events, averaging 3.1 hours per event.
The single worst outage on record in Westmoreland County started May 1, 2024, lasting 2 hours and leaving up to 13,465 customers without power (77% of the county) at its peak.
July has historically been the worst month for outages in Westmoreland County, with 111 events recorded during that month across the dataset.
Based on this history, Westmoreland County earns a Reliability Grade of C, placing it in the 41st percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Virginia
Counties with the closest reliability grade and national percentile to Westmoreland County.
| County | Grade | National percentile |
|---|---|---|
| Mecklenburg County | C | 40th |
| James City County | C | 40th |
| York County | C | 42nd |
| Roanoke County | D | 40th |
| Virginia Beach County | D | 39th |
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 Westmoreland County?
Between 2014 and 2025, Westmoreland County recorded 753 outage events, averaging 3.1 hours each.
What is Westmoreland County's reliability grade?
Westmoreland County has a Reliability Grade of C, in the 41st national percentile.
What was the worst power outage in Westmoreland County?
The worst outage on record started May 1, 2024, lasting 2 hours and affecting up to 13,465 customers.