Shackelford CountyPower Outage History
2014–2025 · Texas
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 |
|---|---|---|---|
| Jan 30, 2021 | 6 hrs | 2,165 (59%) | Unnamed event |
| Aug 3, 2018 | 4 hrs | 2,125 (58%) | Unnamed event |
| Jun 9, 2015 | 2 hrs | 1,828 (50%) | Unnamed event |
| Mar 2, 2023 | 1 hrs | 1,812 (49%) | Drought |
| Oct 25, 2024 | 3 hrs | 1,325 (36%) | Unnamed event |
Over the 12 years from 2014 to 2025, Shackelford County recorded 526 distinct power outage events, averaging 3.1 hours per event.
The single worst outage on record in Shackelford County started January 30, 2021, lasting 6 hours and leaving up to 2,165 customers without power (59% of the county) at its peak.
May has historically been the worst month for outages in Shackelford County, with 68 events recorded during that month across the dataset.
Based on this history, Shackelford County earns a Reliability Grade of C, placing it in the 53rd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Shackelford County's outage profile
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Read our mission →Similar counties in Texas
Counties with the closest reliability grade and national percentile to Shackelford County.
| County | Grade | National percentile |
|---|---|---|
| Johnson County | C | 53rd |
| Williamson County | C | 53rd |
| Kent County | C | 53rd |
| Terry County | C | 52nd |
| Ochiltree County | C | 52nd |
Most reliable counties in Texas
The top 3 counties in Texas by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Zavala County | A | 95th |
| Jasper County | A | 94th |
| Fayette County | A | 91st |
Least reliable counties in Texas
The bottom 3 counties in Texas by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Trinity County | F | 2nd |
| Orange County | F | 2nd |
| Marion County | F | 4th |
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 Shackelford County?
Between 2014 and 2025, Shackelford County recorded 526 outage events, averaging 3.1 hours each.
What is Shackelford County's reliability grade?
Shackelford County has a Reliability Grade of C, in the 53rd national percentile.
What was the worst power outage in Shackelford County?
The worst outage on record started January 30, 2021, lasting 6 hours and affecting up to 2,165 customers.