Avery CountyPower Outage History
What this grade means
Better than average — fewer or shorter outages than most counties. This county's outage history is better than the national median: recorded outages are less frequent and/or shorter in duration than a typical US county experienced over the same 12-year period. It isn't in the top tier nationally, but its track record points to lower-than-average outage risk.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Oct 26, 2021 | 1 hrs | 1,306 (5%) | Unnamed event |
| Sep 3, 2021 | 2 hrs | 1,300 (5%) | Unnamed event |
| Jan 11, 2019 | 3 hrs | 1,290 (5%) | Unnamed event |
| Feb 12, 2020 | 4 hrs | 1,281 (5%) | Winter Weather |
| May 15, 2020 | <1 hr | 1,280 (5%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Avery County, North Carolina that day.
Over the 11 years from 2015 to 2025, Avery County recorded 133 distinct power outage events, averaging 7.2 hours per event.
The single worst outage on record in Avery County started October 26, 2021, lasting 1 hours and leaving up to 1,306 customers without power (5% of the county) at its peak.
September has historically been the worst month for outages in Avery County, with 17 events recorded during that month across the dataset.
Based on this history, Avery County earns a Reliability Grade of B, placing it in the 75th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in North Carolina
Counties with the closest reliability grade and national percentile to Avery County.
| County | Grade | National percentile |
|---|---|---|
| Union County | B | 74th |
| Granville County | B | 72nd |
| Chowan County | A | 83rd |
| Wilson County | A | 83rd |
| Perquimans County | B | 67th |
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 Avery County?
Between 2015 and 2025, Avery County recorded 133 outage events, averaging 7.2 hours each.
What is Avery County's reliability grade?
Avery County has a Reliability Grade of B, in the 75th national percentile.
What was the worst power outage in Avery County?
The worst outage on record started October 26, 2021, lasting 1 hours and affecting up to 1,306 customers.