Madison CountyPower Outage History
What this grade means
Worse than average — more frequent or longer outages than most counties. This county's recorded history shows more frequent outages and/or longer restoration times than most US counties over the same 12-year period. If you live here, it's worth taking backup power more seriously than an average household would.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Dec 18, 2019 | 1 hrs | 6,791 (48%) | Winter Weather |
| Nov 10, 2019 | <1 hr | 6,665 (47%) | Unnamed event |
| Jul 17, 2025 | 4 hrs | 5,756 (41%) | Unnamed event |
| May 27, 2024 | 4 hrs | 5,225 (37%) | Thunderstorm Wind |
| Sep 1, 2023 | <1 hr | 4,633 (33%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Madison County, Virginia that day.
Over the 12 years from 2014 to 2025, Madison County recorded 988 distinct power outage events, averaging 2.8 hours per event.
The single worst outage on record in Madison County started December 18, 2019 (Winter Weather), lasting 1 hours and leaving up to 6,791 customers without power (48% of the county) at its peak.
July has historically been the worst month for outages in Madison County, with 122 events recorded during that month across the dataset.
Based on this history, Madison County earns a Reliability Grade of D, placing it in the 34th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Virginia
Counties with the closest reliability grade and national percentile to Madison County.
| County | Grade | National percentile |
|---|---|---|
| Colonial Heights County | D | 34th |
| Petersburg County | D | 35th |
| Surry County | D | 36th |
| Chesterfield County | D | 36th |
| King George County | D | 36th |
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 2014 and 2025, Madison County recorded 988 outage events, averaging 2.8 hours each.
What is Madison County's reliability grade?
Madison County has a Reliability Grade of D, in the 34th national percentile.
What was the worst power outage in Madison County?
The worst outage on record started December 18, 2019 (Winter Weather), lasting 1 hours and affecting up to 6,791 customers.