Vernon ParishPower 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 |
|---|---|---|---|
| Aug 27, 2020 | 373 hrs | 24,749 (63%) | Hurricane (Typhoon) |
| Oct 9, 2020 | 146 hrs | 23,510 (60%) | Hurricane Laura |
| Apr 27, 2015 | 3 hrs | 12,200 (31%) | Thunderstorm Wind |
| Sep 8, 2023 | 22 hrs | 12,130 (31%) | Excessive Heat |
| May 31, 2024 | 64 hrs | 11,423 (29%) | Thunderstorm Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Vernon Parish, Louisiana that day.
Over the 12 years from 2014 to 2025, Vernon Parish recorded 1,164 distinct power outage events, averaging 3.6 hours per event.
The single worst outage on record in Vernon Parish started August 27, 2020 (Hurricane (Typhoon)), lasting 373 hours and leaving up to 24,749 customers without power (63% of the county) at its peak.
August has historically been the worst month for outages in Vernon Parish, with 131 events recorded during that month across the dataset.
Based on this history, Vernon Parish earns a Reliability Grade of F, placing it in the 2nd percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Louisiana
Counties with the closest reliability grade and national percentile to Vernon Parish.
| County | Grade | National percentile |
|---|---|---|
| Ascension Parish | F | 2nd |
| Union Parish | F | 3rd |
| Assumption Parish | F | 3rd |
| St. Bernard Parish | F | 3rd |
| Orleans Parish | F | 3rd |
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 Vernon Parish?
Between 2014 and 2025, Vernon Parish recorded 1,164 outage events, averaging 3.6 hours each.
What is Vernon Parish's reliability grade?
Vernon Parish has a Reliability Grade of F, in the 2nd national percentile.
What was the worst power outage in Vernon Parish?
The worst outage on record started August 27, 2020 (Hurricane (Typhoon)), lasting 373 hours and affecting up to 24,749 customers.