Gregg 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 |
|---|---|---|---|
| Aug 18, 2019 | 14 hrs | 48,369 (71%) | Heat |
| Jun 16, 2023 | 185 hrs | 46,783 (69%) | Heat |
| May 28, 2017 | 96 hrs | 40,421 (60%) | Thunderstorm Wind |
| May 8, 2019 | 152 hrs | 39,042 (58%) | Flash Flood |
| Apr 12, 2020 | 85 hrs | 33,015 (49%) | Thunderstorm Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Gregg County, Texas that day.
Over the 12 years from 2014 to 2025, Gregg County recorded 1,732 distinct power outage events, averaging 3.2 hours per event.
The single worst outage on record in Gregg County started August 18, 2019 (Heat), lasting 14 hours and leaving up to 48,369 customers without power (71% of the county) at its peak.
June has historically been the worst month for outages in Gregg County, with 218 events recorded during that month across the dataset.
Based on this history, Gregg County earns a Reliability Grade of F, placing it in the 4th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Texas
Counties with the closest reliability grade and national percentile to Gregg County.
| County | Grade | National percentile |
|---|---|---|
| Terrell County | F | 4th |
| Marion County | F | 4th |
| Borden County | F | 6th |
| Tyler County | F | 6th |
| Orange County | F | 2nd |
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 Gregg County?
Between 2014 and 2025, Gregg County recorded 1,732 outage events, averaging 3.2 hours each.
What is Gregg County's reliability grade?
Gregg County has a Reliability Grade of F, in the 4th national percentile.
What was the worst power outage in Gregg County?
The worst outage on record started August 18, 2019 (Heat), lasting 14 hours and affecting up to 48,369 customers.