Blount CountyPower Outage History
What this grade means
Average — typical outage frequency and duration nationally. This county sits in the middle of the national distribution — its outage frequency and duration over the past 12 years are close to the nationwide median, neither notably better nor worse than most other US counties. A typical amount of backup-power preparedness is reasonable here.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Apr 12, 2020 | 75 hrs | 13,470 (42%) | Tornado |
| Dec 17, 2024 | <1 hr | 7,391 (23%) | Unnamed event |
| Dec 8, 2018 | 29 hrs | 6,359 (20%) | Unnamed event |
| Sep 13, 2021 | <1 hr | 6,219 (19%) | Unnamed event |
| May 7, 2021 | 4 hrs | 6,110 (19%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Blount County, Alabama that day.
Over the 9 years from 2017 to 2025, Blount County recorded 897 distinct power outage events, averaging 2.8 hours per event.
The single worst outage on record in Blount County started April 12, 2020 (Tornado), lasting 75 hours and leaving up to 13,470 customers without power (42% of the county) at its peak.
June has historically been the worst month for outages in Blount County, with 115 events recorded during that month across the dataset.
Based on this history, Blount County earns a Reliability Grade of C, placing it in the 41st percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Alabama
Counties with the closest reliability grade and national percentile to Blount County.
| County | Grade | National percentile |
|---|---|---|
| St. Clair County | C | 44th |
| Henry County | C | 44th |
| Shelby County | C | 44th |
| Walker County | D | 37th |
| Hale County | C | 46th |
Most reliable counties nationally
The top 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | South Dakota | A | 100th |
| Clearwater County | Minnesota | A | 99th |
| Limestone County | Alabama | A | 99th |
Least reliable counties nationally
The bottom 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | West Virginia | F | 0th |
| Lincoln County | West Virginia | F | 0th |
| Cameron Parish | Louisiana | F | 0th |
FAQ
How often does power go out in Blount County?
Between 2017 and 2025, Blount County recorded 897 outage events, averaging 2.8 hours each.
What is Blount County's reliability grade?
Blount County has a Reliability Grade of C, in the 41st national percentile.
What was the worst power outage in Blount County?
The worst outage on record started April 12, 2020 (Tornado), lasting 75 hours and affecting up to 13,470 customers.