Jasper 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 8, 2017 | 35 hrs | 12,351 (94%) | Heavy Snow |
| Jun 16, 2023 | 110 hrs | 5,977 (45%) | Thunderstorm Wind |
| May 10, 2024 | 26 hrs | 3,787 (29%) | Thunderstorm Wind |
| Apr 12, 2020 | 42 hrs | 3,745 (29%) | Tornado |
| Mar 25, 2024 | <1 hr | 3,640 (28%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Jasper County, Mississippi that day.
Over the 12 years from 2014 to 2025, Jasper County recorded 908 distinct power outage events, averaging 2.6 hours per event.
The single worst outage on record in Jasper County started December 8, 2017 (Heavy Snow), lasting 35 hours and leaving up to 12,351 customers without power (94% of the county) at its peak.
June has historically been the worst month for outages in Jasper County, with 115 events recorded during that month across the dataset.
Based on this history, Jasper County earns a Reliability Grade of D, placing it in the 21st percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Mississippi
Counties with the closest reliability grade and national percentile to Jasper County.
| County | Grade | National percentile |
|---|---|---|
| Grenada County | D | 23rd |
| Choctaw County | F | 20th |
| Lincoln County | D | 23rd |
| Perry County | F | 18th |
| Clarke County | D | 25th |
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 Jasper County?
Between 2014 and 2025, Jasper County recorded 908 outage events, averaging 2.6 hours each.
What is Jasper County's reliability grade?
Jasper County has a Reliability Grade of D, in the 21st national percentile.
What was the worst power outage in Jasper County?
The worst outage on record started December 8, 2017 (Heavy Snow), lasting 35 hours and affecting up to 12,351 customers.