Jackson County Power Outage History
2014–2025 · Mississippi
Worse than average — more frequent or longer outages than most counties. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Oct 28, 2020 | 120 hrs | 54,222 (72%) | Unnamed event |
| Oct 8, 2017 | 43 hrs | 30,090 (40%) | Hurricane Nate |
| May 13, 2018 | 0 hrs | 12,045 (16%) | Unnamed event |
| Sep 15, 2020 | 23 hrs | 9,988 (13%) | Unnamed event |
| Oct 27, 2020 | 0 hrs | 9,383 (13%) | Unnamed event |
Over the 12 years from 2014 to 2025, Jackson County recorded 1,268 distinct power outage events, averaging 1.5 hours per event.
The single worst outage on record in Jackson County started October 28, 2020, lasting 120 hours and leaving up to 54,222 customers without power (72% of the county) at its peak.
June has historically been the worst month for outages in Jackson County, with 147 events recorded during that month across the dataset.
Based on this history, Jackson County earns a Reliability Grade of D, placing it in the 38th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Jackson County's outage profile
See more picks in our Best Dual-Fuel Portable Generators for Power Outages roundup.
Champion Power Equipment 4375-Watt Dual Fuel RV Ready Portable Generator with Free 3-Year Warranty
Outage-prep kit
See our outage-prep guides.
Similar counties in Mississippi
Counties with the closest reliability grade and national percentile to Jackson County.
| County | Grade | National percentile |
|---|---|---|
| Washington County | D | 39th |
| Kemper County | D | 36th |
| Sunflower County | D | 36th |
| Harrison County | D | 36th |
| Leake County | D | 36th |
FAQ
How often does power go out in Jackson County?
Between 2014 and 2025, Jackson County recorded 1,268 outage events, averaging 1.5 hours each.
What is Jackson County's reliability grade?
Jackson County has a Reliability Grade of D, in the 38th national percentile.
What was the worst power outage in Jackson County?
The worst outage on record started October 28, 2020, lasting 120 hours and affecting up to 54,222 customers.