Hays County Power Outage History
2015–2025 · Texas
Better than average — fewer or shorter 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 | 55 hrs | 53,598 (40%) | Winter Storm Uri |
| Aug 2, 2021 | 4 hrs | 21,766 (16%) | Flash Flood |
| Mar 10, 2022 | 1 hrs | 15,061 (11%) | Unnamed event |
| Jul 7, 2022 | 1 hrs | 13,006 (10%) | Drought |
| Feb 2, 2023 | 5 hrs | 11,793 (9%) | Drought |
Over the 11 years from 2015 to 2025, Hays County recorded 734 distinct power outage events, averaging 1.4 hours per event.
The single worst outage on record in Hays County started February 14, 2021 (Winter Storm Uri), lasting 55 hours and leaving up to 53,598 customers without power (40% of the county) at its peak.
August has historically been the worst month for outages in Hays County, with 111 events recorded during that month across the dataset.
Based on this history, Hays County earns a Reliability Grade of B, placing it in the 72nd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Hays County's outage profile
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Outage-prep kit
See our outage-prep guides or the Texas storm prep checklist.
Similar counties in Texas
Counties with the closest reliability grade and national percentile to Hays County.
| County | Grade | National percentile |
|---|---|---|
| Brazos County | B | 73rd |
| Sherman County | B | 73rd |
| Wilbarger County | B | 73rd |
| Atascosa County | B | 73rd |
| Gaines County | B | 73rd |
FAQ
How often does power go out in Hays County?
Between 2015 and 2025, Hays County recorded 734 outage events, averaging 1.4 hours each.
What is Hays County's reliability grade?
Hays County has a Reliability Grade of B, in the 72nd national percentile.
What was the worst power outage in Hays County?
The worst outage on record started February 14, 2021 (Winter Storm Uri), lasting 55 hours and affecting up to 53,598 customers.