Guadalupe CountyPower Outage History
What this grade means
Top 20% most reliable nationally — infrequent, short outages. This county ranks in the most reliable fifth of all US counties in our dataset, based on 12 years of real DOE outage records: outages happen less often here, and when they do occur they tend to be resolved quickly compared to the rest of the country. Baseline outage risk is low, though a severe local storm can still occasionally cause a longer-than-usual outage regardless of the long-term track record.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Feb 20, 2017 | 7 hrs | 12,871 (10%) | Thunderstorm Wind |
| Aug 26, 2017 | 33 hrs | 8,326 (6%) | Hurricane Harvey |
| May 31, 2024 | 2 hrs | 7,412 (6%) | Unnamed event |
| Feb 15, 2021 | 81 hrs | 7,291 (6%) | Winter Storm Uri |
| Nov 1, 2015 | <1 hr | 6,811 (5%) | Drought |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Guadalupe County, Texas that day.
Over the 12 years from 2014 to 2025, Guadalupe County recorded 779 distinct power outage events, averaging 1.7 hours per event.
The single worst outage on record in Guadalupe County started February 20, 2017 (Thunderstorm Wind), lasting 7 hours and leaving up to 12,871 customers without power (10% of the county) at its peak.
May has historically been the worst month for outages in Guadalupe County, with 94 events recorded during that month across the dataset.
Based on this history, Guadalupe County earns a Reliability Grade of A, placing it in the 89th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Texas
Counties with the closest reliability grade and national percentile to Guadalupe County.
| County | Grade | National percentile |
|---|---|---|
| Coleman County | A | 90th |
| Fayette County | A | 91st |
| Lubbock County | A | 88th |
| Lamb County | A | 87th |
| King County | A | 87th |
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 Guadalupe County?
Between 2014 and 2025, Guadalupe County recorded 779 outage events, averaging 1.7 hours each.
What is Guadalupe County's reliability grade?
Guadalupe County has a Reliability Grade of A, in the 89th national percentile.
What was the worst power outage in Guadalupe County?
The worst outage on record started February 20, 2017 (Thunderstorm Wind), lasting 7 hours and affecting up to 12,871 customers.