Madison 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 |
|---|---|---|---|
| May 19, 2025 | 49 hrs | 7,134 (51%) | Tornado |
| Apr 29, 2021 | 1 hrs | 6,753 (49%) | Unnamed event |
| May 18, 2025 | 11 hrs | 6,556 (47%) | Tornado |
| Jan 25, 2023 | 22 hrs | 6,134 (44%) | Winter Storm |
| May 18, 2025 | 1 hrs | 5,510 (40%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Madison County, Arkansas that day.
Over the 9 years from 2017 to 2025, Madison County recorded 343 distinct power outage events, averaging 2.6 hours per event.
The single worst outage on record in Madison County started May 19, 2025 (Tornado), lasting 49 hours and leaving up to 7,134 customers without power (51% of the county) at its peak.
May has historically been the worst month for outages in Madison County, with 48 events recorded during that month across the dataset.
Based on this history, Madison County earns a Reliability Grade of C, placing it in the 40th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Arkansas
Counties with the closest reliability grade and national percentile to Madison County.
| County | Grade | National percentile |
|---|---|---|
| Newton County | C | 40th |
| Saline County | D | 39th |
| Lonoke County | C | 42nd |
| Independence County | D | 39th |
| Jackson County | D | 39th |
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 Madison County?
Between 2017 and 2025, Madison County recorded 343 outage events, averaging 2.6 hours each.
What is Madison County's reliability grade?
Madison County has a Reliability Grade of C, in the 40th national percentile.
What was the worst power outage in Madison County?
The worst outage on record started May 19, 2025 (Tornado), lasting 49 hours and affecting up to 7,134 customers.