Miller County Power Outage History
2014–2025 · Arkansas
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 |
|---|---|---|---|
| Jan 10, 2025 | 65 hrs | 12,635 (69%) | Winter Storm |
| Jun 3, 2024 | 47 hrs | 7,734 (42%) | Unnamed event |
| Apr 10, 2021 | 45 hrs | 6,912 (37%) | Unnamed event |
| Jul 8, 2024 | 29 hrs | 4,986 (27%) | Excessive Heat |
| May 8, 2020 | 4 hrs | 4,860 (26%) | Unnamed event |
Over the 12 years from 2014 to 2025, Miller County recorded 807 distinct power outage events, averaging 3.2 hours per event.
The single worst outage on record in Miller County started January 10, 2025 (Winter Storm), lasting 65 hours and leaving up to 12,635 customers without power (69% of the county) at its peak.
June has historically been the worst month for outages in Miller County, with 99 events recorded during that month across the dataset.
Based on this history, Miller County earns a Reliability Grade of D, placing it in the 22nd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Miller County's outage profile
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Similar counties in Arkansas
Counties with the closest reliability grade and national percentile to Miller County.
| County | Grade | National percentile |
|---|---|---|
| Sharp County | D | 22nd |
| Stone County | D | 21st |
| Hempstead County | D | 23rd |
| Cross County | D | 23rd |
| Woodruff County | F | 19th |
FAQ
How often does power go out in Miller County?
Between 2014 and 2025, Miller County recorded 807 outage events, averaging 3.2 hours each.
What is Miller County's reliability grade?
Miller County has a Reliability Grade of D, in the 22nd national percentile.
What was the worst power outage in Miller County?
The worst outage on record started January 10, 2025 (Winter Storm), lasting 65 hours and affecting up to 12,635 customers.