Marion 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 |
|---|---|---|---|
| Apr 10, 2021 | 34 hrs | 6,669 (47%) | Tornado |
| Oct 26, 2019 | 31 hrs | 5,401 (38%) | Tropical Storm Olga |
| Dec 23, 2014 | 29 hrs | 3,635 (26%) | Hail |
| Aug 18, 2017 | 1 hrs | 3,616 (26%) | Lightning |
| Apr 23, 2016 | 3 hrs | 3,592 (25%) | Unnamed event |
Over the 12 years from 2014 to 2025, Marion County recorded 628 distinct power outage events, averaging 2.8 hours per event.
The single worst outage on record in Marion County started April 10, 2021 (Tornado), lasting 34 hours and leaving up to 6,669 customers without power (47% of the county) at its peak.
June has historically been the worst month for outages in Marion County, with 85 events recorded during that month across the dataset.
Based on this history, Marion County earns a Reliability Grade of D, placing it in the 40th percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Mississippi
Counties with the closest reliability grade and national percentile to Marion County.
| County | Grade | National percentile |
|---|---|---|
| Rankin County | C | 41st |
| Washington County | D | 39th |
| Stone County | C | 42nd |
| Jackson County | D | 38th |
| Pearl River County | C | 43rd |
FAQ
How often does power go out in Marion County?
Between 2014 and 2025, Marion County recorded 628 outage events, averaging 2.8 hours each.
What is Marion County's reliability grade?
Marion County has a Reliability Grade of D, in the 40th national percentile.
What was the worst power outage in Marion County?
The worst outage on record started April 10, 2021 (Tornado), lasting 34 hours and affecting up to 6,669 customers.