Willacy 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 |
|---|---|---|---|
| Jul 25, 2020 | 200 hrs | 7,991 (69%) | Hurricane Hanna |
| Feb 15, 2021 | 79 hrs | 4,934 (42%) | Winter Storm Uri |
| Jun 25, 2019 | 48 hrs | 3,469 (30%) | Thunderstorm Wind |
| Jun 3, 2020 | 1 hrs | 2,999 (26%) | Unnamed event |
| May 24, 2022 | 18 hrs | 2,141 (18%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Willacy County, Texas that day.
Over the 12 years from 2014 to 2025, Willacy County recorded 417 distinct power outage events, averaging 3.5 hours per event.
The single worst outage on record in Willacy County started July 25, 2020 (Hurricane Hanna), lasting 200 hours and leaving up to 7,991 customers without power (69% of the county) at its peak.
May has historically been the worst month for outages in Willacy County, with 51 events recorded during that month across the dataset.
Based on this history, Willacy County earns a Reliability Grade of F, placing it in the 16th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Texas
Counties with the closest reliability grade and national percentile to Willacy County.
| County | Grade | National percentile |
|---|---|---|
| Irion County | F | 17th |
| Martin County | F | 16th |
| Briscoe County | F | 16th |
| Anderson County | F | 17th |
| Brewster County | F | 16th |
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 Willacy County?
Between 2014 and 2025, Willacy County recorded 417 outage events, averaging 3.5 hours each.
What is Willacy County's reliability grade?
Willacy County has a Reliability Grade of F, in the 16th national percentile.
What was the worst power outage in Willacy County?
The worst outage on record started July 25, 2020 (Hurricane Hanna), lasting 200 hours and affecting up to 7,991 customers.