De Soto ParishPower Outage History
What this grade means
Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| May 28, 2017 | 94 hrs | 12,891 (56%) | Thunderstorm Wind |
| Aug 27, 2020 | 186 hrs | 12,118 (53%) | Hurricane Laura |
| Jun 16, 2023 | 178 hrs | 11,091 (48%) | Thunderstorm Wind |
| May 31, 2024 | 164 hrs | 6,642 (29%) | Tornado |
| Jan 11, 2021 | 74 hrs | 6,032 (26%) | Winter Storm |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for De Soto Parish, Louisiana that day.
Over the 12 years from 2014 to 2025, De Soto Parish recorded 1,160 distinct power outage events, averaging 4.8 hours per event.
The single worst outage on record in De Soto Parish started May 28, 2017 (Thunderstorm Wind), lasting 94 hours and leaving up to 12,891 customers without power (56% of the county) at its peak.
March has historically been the worst month for outages in De Soto Parish, with 145 events recorded during that month across the dataset.
Based on this history, De Soto Parish earns a Reliability Grade of F, placing it in the 3rd percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Louisiana
Counties with the closest reliability grade and national percentile to De Soto Parish.
| County | Grade | National percentile |
|---|---|---|
| West Feliciana Parish | F | 3rd |
| Jackson Parish | F | 4th |
| Orleans Parish | F | 3rd |
| St. Bernard Parish | F | 3rd |
| Assumption Parish | F | 3rd |
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 De Soto Parish?
Between 2014 and 2025, De Soto Parish recorded 1,160 outage events, averaging 4.8 hours each.
What is De Soto Parish's reliability grade?
De Soto Parish has a Reliability Grade of F, in the 3rd national percentile.
What was the worst power outage in De Soto Parish?
The worst outage on record started May 28, 2017 (Thunderstorm Wind), lasting 94 hours and affecting up to 12,891 customers.