Castro 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 |
|---|---|---|---|
| Apr 2, 2023 | 3 hrs | 4,136 (45%) | High Wind |
| Aug 19, 2020 | 2 hrs | 3,694 (40%) | Drought |
| Mar 22, 2024 | 1 hrs | 3,282 (36%) | Unnamed event |
| Feb 26, 2023 | 18 hrs | 2,235 (24%) | High Wind |
| Mar 13, 2019 | 11 hrs | 2,031 (22%) | Thunderstorm Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Castro County, Texas that day.
Over the 12 years from 2014 to 2025, Castro County recorded 793 distinct power outage events, averaging 2.0 hours per event.
The single worst outage on record in Castro County started April 2, 2023 (High Wind), lasting 3 hours and leaving up to 4,136 customers without power (45% of the county) at its peak.
July has historically been the worst month for outages in Castro County, with 83 events recorded during that month across the dataset.
Based on this history, Castro County earns a Reliability Grade of C, placing it in the 58th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Texas
Counties with the closest reliability grade and national percentile to Castro County.
| County | Grade | National percentile |
|---|---|---|
| Parmer County | C | 58th |
| Young County | C | 58th |
| Collin County | C | 57th |
| Denton County | C | 57th |
| Rockwall County | C | 59th |
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 Castro County?
Between 2014 and 2025, Castro County recorded 793 outage events, averaging 2.0 hours each.
What is Castro County's reliability grade?
Castro County has a Reliability Grade of C, in the 58th national percentile.
What was the worst power outage in Castro County?
The worst outage on record started April 2, 2023 (High Wind), lasting 3 hours and affecting up to 4,136 customers.