Grimes 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 |
|---|---|---|---|
| Jul 8, 2024 | 84 hrs | 10,125 (52%) | Unnamed event |
| Feb 15, 2021 | 67 hrs | 9,116 (46%) | Winter Storm Uri |
| Dec 10, 2025 | 1 hrs | 9,056 (46%) | Unnamed event |
| Feb 6, 2023 | 1 hrs | 4,925 (25%) | Unnamed event |
| Apr 27, 2015 | 6 hrs | 4,833 (25%) | Thunderstorm Wind |
Over the 12 years from 2014 to 2025, Grimes County recorded 2,171 distinct power outage events, averaging 2.2 hours per event.
The single worst outage on record in Grimes County started July 8, 2024, lasting 84 hours and leaving up to 10,125 customers without power (52% of the county) at its peak.
May has historically been the worst month for outages in Grimes County, with 246 events recorded during that month across the dataset.
Based on this history, Grimes County earns a Reliability Grade of D, placing it in the 20th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Grimes County's outage profile
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Similar counties in Texas
Counties with the closest reliability grade and national percentile to Grimes County.
| County | Grade | National percentile |
|---|---|---|
| Wharton County | D | 21st |
| Blanco County | D | 20th |
| Callahan County | F | 20th |
| Collingsworth County | F | 20th |
| Sutton County | D | 21st |
FAQ
How often does power go out in Grimes County?
Between 2014 and 2025, Grimes County recorded 2,171 outage events, averaging 2.2 hours each.
What is Grimes County's reliability grade?
Grimes County has a Reliability Grade of D, in the 20th national percentile.
What was the worst power outage in Grimes County?
The worst outage on record started July 8, 2024, lasting 84 hours and affecting up to 10,125 customers.