Travis County Power Outage History
2014–2025 · Texas
Worse than average — more frequent or longer outages than most counties. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Feb 14, 2021 | 100 hrs | 273,849 (43%) | Winter Storm Uri |
| Jan 31, 2023 | 179 hrs | 185,025 (29%) | Winter Storm |
| May 28, 2025 | 18 hrs | 73,455 (11%) | Drought |
| Feb 18, 2021 | 80 hrs | 68,176 (11%) | Winter Storm Uri |
| May 28, 2021 | 77 hrs | 44,840 (7%) | Thunderstorm Wind |
Over the 12 years from 2014 to 2025, Travis County recorded 4,234 distinct power outage events, averaging 1.9 hours per event.
The single worst outage on record in Travis County started February 14, 2021 (Winter Storm Uri), lasting 100 hours and leaving up to 273,849 customers without power (43% of the county) at its peak.
June has historically been the worst month for outages in Travis County, with 494 events recorded during that month across the dataset.
Based on this history, Travis County earns a Reliability Grade of D, placing it in the 31st percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Texas
Counties with the closest reliability grade and national percentile to Travis County.
| County | Grade | National percentile |
|---|---|---|
| San Patricio County | D | 31st |
| Comanche County | D | 31st |
| Shelby County | D | 32nd |
| Hopkins County | D | 32nd |
| La Salle County | D | 31st |
FAQ
How often does power go out in Travis County?
Between 2014 and 2025, Travis County recorded 4,234 outage events, averaging 1.9 hours each.
What is Travis County's reliability grade?
Travis County has a Reliability Grade of D, in the 31st national percentile.
What was the worst power outage in Travis County?
The worst outage on record started February 14, 2021 (Winter Storm Uri), lasting 100 hours and affecting up to 273,849 customers.