Atlantic 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 |
|---|---|---|---|
| Aug 4, 2020 | 112 hrs | 57,544 (34%) | Tropical Storm Isaias |
| Jun 23, 2015 | 19 hrs | 21,735 (13%) | Heat |
| Dec 8, 2014 | <1 hr | 16,943 (10%) | Strong Wind |
| Apr 22, 2015 | 1 hrs | 15,929 (10%) | Strong Wind |
| Apr 13, 2020 | 36 hrs | 14,987 (9%) | Thunderstorm Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Atlantic County, New Jersey that day.
Over the 12 years from 2014 to 2025, Atlantic County recorded 1,278 distinct power outage events, averaging 1.9 hours per event.
The single worst outage on record in Atlantic County started August 4, 2020 (Tropical Storm Isaias), lasting 112 hours and leaving up to 57,544 customers without power (34% of the county) at its peak.
July has historically been the worst month for outages in Atlantic County, with 135 events recorded during that month across the dataset.
Based on this history, Atlantic County earns a Reliability Grade of B, placing it in the 67th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in New Jersey
Counties with the closest reliability grade and national percentile to Atlantic County.
| County | Grade | National percentile |
|---|---|---|
| Middlesex County | B | 69th |
| Essex County | B | 63rd |
| Cumberland County | B | 71st |
| Mercer County | B | 62nd |
| Union County | C | 60th |
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 Atlantic County?
Between 2014 and 2025, Atlantic County recorded 1,278 outage events, averaging 1.9 hours each.
What is Atlantic County's reliability grade?
Atlantic County has a Reliability Grade of B, in the 67th national percentile.
What was the worst power outage in Atlantic County?
The worst outage on record started August 4, 2020 (Tropical Storm Isaias), lasting 112 hours and affecting up to 57,544 customers.