Hertford 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 |
|---|---|---|---|
| Jun 25, 2018 | 20 hrs | 5,655 (33%) | Thunderstorm Wind |
| Aug 4, 2020 | 40 hrs | 4,964 (29%) | Tropical Storm Isaias |
| Jul 30, 2019 | <1 hr | 4,203 (24%) | Unnamed event |
| Jun 20, 2019 | 29 hrs | 3,603 (21%) | Thunderstorm Wind |
| Feb 6, 2020 | 13 hrs | 2,822 (16%) | Thunderstorm Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Hertford County, North Carolina that day.
Over the 12 years from 2014 to 2025, Hertford County recorded 413 distinct power outage events, averaging 3.1 hours per event.
The single worst outage on record in Hertford County started June 25, 2018 (Thunderstorm Wind), lasting 20 hours and leaving up to 5,655 customers without power (33% of the county) at its peak.
August has historically been the worst month for outages in Hertford County, with 50 events recorded during that month across the dataset.
Based on this history, Hertford County earns a Reliability Grade of B, placing it in the 67th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in North Carolina
Counties with the closest reliability grade and national percentile to Hertford County.
| County | Grade | National percentile |
|---|---|---|
| Perquimans County | B | 67th |
| Halifax County | B | 66th |
| Greene County | B | 66th |
| Franklin County | B | 64th |
| Cabarrus County | B | 62nd |
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 Hertford County?
Between 2014 and 2025, Hertford County recorded 413 outage events, averaging 3.1 hours each.
What is Hertford County's reliability grade?
Hertford County has a Reliability Grade of B, in the 67th national percentile.
What was the worst power outage in Hertford County?
The worst outage on record started June 25, 2018 (Thunderstorm Wind), lasting 20 hours and affecting up to 5,655 customers.