San Patricio 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 15, 2021 | 87 hrs | 21,381 (58%) | Winter Storm Uri |
| Nov 1, 2025 | 16 hrs | 8,787 (24%) | Wildfire |
| Nov 23, 2025 | 1 hrs | 7,816 (21%) | Drought |
| Apr 9, 2025 | 1 hrs | 7,652 (21%) | Drought |
| Apr 7, 2023 | 2 hrs | 7,338 (20%) | Drought |
Over the 12 years from 2014 to 2025, San Patricio County recorded 772 distinct power outage events, averaging 2.3 hours per event.
The single worst outage on record in San Patricio County started February 15, 2021 (Winter Storm Uri), lasting 87 hours and leaving up to 21,381 customers without power (58% of the county) at its peak.
August has historically been the worst month for outages in San Patricio County, with 87 events recorded during that month across the dataset.
Based on this history, San Patricio County earns a Reliability Grade of D, placing it in the 31st percentile nationally for grid reliability (higher percentile = more reliable).
Sized for San Patricio County's outage profile
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Similar counties in Texas
Counties with the closest reliability grade and national percentile to San Patricio County.
| County | Grade | National percentile |
|---|---|---|
| Travis County | D | 31st |
| Comanche County | D | 31st |
| La Salle County | D | 31st |
| Shelby County | D | 32nd |
| Hopkins County | D | 32nd |
FAQ
How often does power go out in San Patricio County?
Between 2014 and 2025, San Patricio County recorded 772 outage events, averaging 2.3 hours each.
What is San Patricio County's reliability grade?
San Patricio County has a Reliability Grade of D, in the 31st national percentile.
What was the worst power outage in San Patricio County?
The worst outage on record started February 15, 2021 (Winter Storm Uri), lasting 87 hours and affecting up to 21,381 customers.