Henderson 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 |
|---|---|---|---|
| Jan 13, 2019 | 65 hrs | 21,165 (31%) | Ice Storm |
| Apr 13, 2020 | 69 hrs | 19,644 (28%) | Unnamed event |
| Dec 9, 2018 | 110 hrs | 15,685 (23%) | Heavy Snow |
| May 26, 2019 | 5 hrs | 14,049 (20%) | Unnamed event |
| Oct 29, 2020 | 4 hrs | 12,512 (18%) | Tropical Storm Zeta |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Henderson County, North Carolina that day.
Over the 12 years from 2014 to 2025, Henderson County recorded 6,002 distinct power outage events, averaging 3.2 hours per event.
The single worst outage on record in Henderson County started January 13, 2019 (Ice Storm), lasting 65 hours and leaving up to 21,165 customers without power (31% of the county) at its peak.
August has historically been the worst month for outages in Henderson County, with 662 events recorded during that month across the dataset.
Based on this history, Henderson County earns a Reliability Grade of D, placing it in the 23rd percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in North Carolina
Counties with the closest reliability grade and national percentile to Henderson County.
| County | Grade | National percentile |
|---|---|---|
| Currituck County | D | 24th |
| Rutherford County | D | 24th |
| Washington County | D | 23rd |
| Cherokee County | D | 25th |
| Cleveland County | D | 22nd |
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 Henderson County?
Between 2014 and 2025, Henderson County recorded 6,002 outage events, averaging 3.2 hours each.
What is Henderson County's reliability grade?
Henderson County has a Reliability Grade of D, in the 23rd national percentile.
What was the worst power outage in Henderson County?
The worst outage on record started January 13, 2019 (Ice Storm), lasting 65 hours and affecting up to 21,165 customers.