Grenada 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 13, 2020 | 70 hrs | 9,477 (56%) | Thunderstorm Wind |
| Feb 25, 2015 | 53 hrs | 5,232 (31%) | Heavy Snow |
| Mar 10, 2021 | 1 hrs | 2,893 (17%) | Unnamed event |
| Apr 16, 2020 | 48 hrs | 2,850 (17%) | Thunderstorm Wind |
| May 26, 2025 | 72 hrs | 2,222 (13%) | Thunderstorm Wind |
Over the 12 years from 2014 to 2025, Grenada County recorded 828 distinct power outage events, averaging 3.7 hours per event.
The single worst outage on record in Grenada County started April 13, 2020 (Thunderstorm Wind), lasting 70 hours and leaving up to 9,477 customers without power (56% of the county) at its peak.
June has historically been the worst month for outages in Grenada County, with 95 events recorded during that month across the dataset.
Based on this history, Grenada County earns a Reliability Grade of D, placing it in the 23rd 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 Grenada County.
| County | Grade | National percentile |
|---|---|---|
| Lincoln County | D | 23rd |
| Jasper County | D | 21st |
| Clarke County | D | 25th |
| Choctaw County | F | 20th |
| Perry County | F | 18th |
FAQ
How often does power go out in Grenada County?
Between 2014 and 2025, Grenada County recorded 828 outage events, averaging 3.7 hours each.
What is Grenada County's reliability grade?
Grenada County has a Reliability Grade of D, in the 23rd national percentile.
What was the worst power outage in Grenada County?
The worst outage on record started April 13, 2020 (Thunderstorm Wind), lasting 70 hours and affecting up to 9,477 customers.