Brazoria 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 | 81 hrs | 318,242 (89%) | Winter Storm Uri |
| Jul 8, 2024 | 258 hrs | 164,845 (46%) | Unnamed event |
| Sep 13, 2021 | 153 hrs | 117,419 (33%) | Tropical Storm |
| Jun 21, 2023 | 95 hrs | 57,451 (16%) | Excessive Heat |
| Jun 8, 2023 | 62 hrs | 48,196 (13%) | Unnamed event |
Over the 12 years from 2014 to 2025, Brazoria County recorded 4,022 distinct power outage events, averaging 2.6 hours per event.
The single worst outage on record in Brazoria County started February 15, 2021 (Winter Storm Uri), lasting 81 hours and leaving up to 318,242 customers without power (89% of the county) at its peak.
May has historically been the worst month for outages in Brazoria County, with 451 events recorded during that month across the dataset.
Based on this history, Brazoria County earns a Reliability Grade of F, placing it in the 18th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Brazoria County's outage profile
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Similar counties in Texas
Counties with the closest reliability grade and national percentile to Brazoria County.
| County | Grade | National percentile |
|---|---|---|
| Loving County | F | 19th |
| Reagan County | F | 18th |
| Zapata County | F | 18th |
| Sterling County | F | 19th |
| Roberts County | F | 18th |
FAQ
How often does power go out in Brazoria County?
Between 2014 and 2025, Brazoria County recorded 4,022 outage events, averaging 2.6 hours each.
What is Brazoria County's reliability grade?
Brazoria County has a Reliability Grade of F, in the 18th national percentile.
What was the worst power outage in Brazoria County?
The worst outage on record started February 15, 2021 (Winter Storm Uri), lasting 81 hours and affecting up to 318,242 customers.