DeSoto 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 |
|---|---|---|---|
| May 28, 2017 | 64 hrs | 9,224 (10%) | Thunderstorm Wind |
| Aug 31, 2017 | 28 hrs | 8,382 (9%) | Strong Wind |
| Jun 18, 2023 | 37 hrs | 8,309 (9%) | Hail |
| Feb 3, 2022 | 77 hrs | 8,123 (9%) | Ice Storm |
| Mar 3, 2023 | 7 hrs | 7,982 (8%) | High Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for DeSoto County, Mississippi that day.
Over the 12 years from 2014 to 2025, DeSoto County recorded 622 distinct power outage events, averaging 3.3 hours per event.
The single worst outage on record in DeSoto County started May 28, 2017 (Thunderstorm Wind), lasting 64 hours and leaving up to 9,224 customers without power (10% of the county) at its peak.
July has historically been the worst month for outages in DeSoto County, with 84 events recorded during that month across the dataset.
Based on this history, DeSoto County earns a Reliability Grade of B, placing it in the 72nd percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Mississippi
Counties with the closest reliability grade and national percentile to DeSoto County.
| County | Grade | National percentile |
|---|---|---|
| Forrest County | B | 73rd |
| Lamar County | B | 74th |
| Clay County | B | 75th |
| Lafayette County | B | 68th |
| Union County | B | 79th |
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 DeSoto County?
Between 2014 and 2025, DeSoto County recorded 622 outage events, averaging 3.3 hours each.
What is DeSoto County's reliability grade?
DeSoto County has a Reliability Grade of B, in the 72nd national percentile.
What was the worst power outage in DeSoto County?
The worst outage on record started May 28, 2017 (Thunderstorm Wind), lasting 64 hours and affecting up to 9,224 customers.