San Jacinto County Power Outage History
2014–2025 · Texas
Bottom 20% least reliable nationally — frequent and/or long outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Feb 15, 2021 | 31 hrs | 7,887 (69%) | Winter Storm Uri |
| Feb 16, 2021 | 36 hrs | 7,166 (63%) | Winter Storm Uri |
| Oct 28, 2021 | 28 hrs | 5,098 (45%) | Unnamed event |
| Feb 16, 2021 | 1 hrs | 4,873 (43%) | Winter Storm Uri |
| May 19, 2021 | 19 hrs | 4,744 (42%) | Unnamed event |
Over the 12 years from 2014 to 2025, San Jacinto County recorded 2,407 distinct power outage events, averaging 2.2 hours per event.
The single worst outage on record in San Jacinto County started February 15, 2021 (Winter Storm Uri), lasting 31 hours and leaving up to 7,887 customers without power (69% of the county) at its peak.
May has historically been the worst month for outages in San Jacinto County, with 278 events recorded during that month across the dataset.
Based on this history, San Jacinto County earns a Reliability Grade of F, placing it in the 7th 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 San Jacinto County.
| County | Grade | National percentile |
|---|---|---|
| Culberson County | F | 8th |
| Jefferson County | F | 7th |
| Upshur County | F | 8th |
| Leon County | F | 7th |
| Hudspeth County | F | 8th |
FAQ
How often does power go out in San Jacinto County?
Between 2014 and 2025, San Jacinto County recorded 2,407 outage events, averaging 2.2 hours each.
What is San Jacinto County's reliability grade?
San Jacinto County has a Reliability Grade of F, in the 7th national percentile.
What was the worst power outage in San Jacinto County?
The worst outage on record started February 15, 2021 (Winter Storm Uri), lasting 31 hours and affecting up to 7,887 customers.