La Salle CountyPower Outage History
What this grade means
(How grades are calculated)Worse than average — more frequent or longer outages than most counties. This county's recorded history shows more frequent outages and/or longer restoration times than most US counties over the same 12-year period. If you live here, it's worth taking backup power more seriously than an average household would.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Feb 15, 2021 | 80 hrs | 3,461 (63%) | Winter Storm Uri |
| Feb 18, 2021 | 8 hrs | 1,304 (24%) | Winter Storm Uri |
| Jun 10, 2020 | 15 hrs | 1,108 (20%) | Thunderstorm Wind |
| Apr 25, 2018 | 3 hrs | 1,054 (19%) | Hail |
| Aug 8, 2025 | <1 hr | 1,007 (18%) | Drought |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for La Salle County, Texas that day.
Over the 12 years from 2014 to 2025, La Salle County recorded 758 distinct power outage events, averaging 3.0 hours per event.
The single worst outage on record in La Salle County started February 15, 2021 (Winter Storm Uri), lasting 80 hours and leaving up to 3,461 customers without power (63% of the county) at its peak.
May has historically been the worst month for outages in La Salle County, with 116 events recorded during that month across the dataset.
Based on this history, La Salle County earns a Reliability Grade of D, placing it in the 31st percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Texas
Counties with the closest reliability grade and national percentile to La Salle County.
| County | Grade | National percentile |
|---|---|---|
| Val Verde County | D | 30th |
| San Patricio County | D | 31st |
| Travis County | D | 31st |
| Hall County | D | 30th |
| Comanche County | D | 31st |
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 La Salle County?
Between 2014 and 2025, La Salle County recorded 758 outage events, averaging 3.0 hours each.
What is La Salle County's reliability grade?
La Salle County has a Reliability Grade of D, in the 31st national percentile.
What was the worst power outage in La Salle County?
The worst outage on record started February 15, 2021 (Winter Storm Uri), lasting 80 hours and affecting up to 3,461 customers.