Forrest 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 13, 2018 | <1 hr | 13,390 (30%) | Unnamed event |
| Jan 21, 2017 | 62 hrs | 12,691 (29%) | Tornado |
| Oct 27, 2020 | <1 hr | 7,127 (16%) | Unnamed event |
| Apr 20, 2020 | 11 hrs | 5,654 (13%) | Hail |
| Oct 29, 2020 | 43 hrs | 5,408 (12%) | Hurricane Zeta |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Forrest County, Mississippi that day.
Over the 11 years from 2015 to 2025, Forrest County recorded 543 distinct power outage events, averaging 2.1 hours per event.
The single worst outage on record in Forrest County started May 13, 2018, lasting less than 1 hour and leaving up to 13,390 customers without power (30% of the county) at its peak.
June has historically been the worst month for outages in Forrest County, with 74 events recorded during that month across the dataset.
Based on this history, Forrest County earns a Reliability Grade of B, placing it in the 73rd percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Mississippi
Counties with the closest reliability grade and national percentile to Forrest County.
| County | Grade | National percentile |
|---|---|---|
| DeSoto County | B | 72nd |
| 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 Forrest County?
Between 2015 and 2025, Forrest County recorded 543 outage events, averaging 2.1 hours each.
What is Forrest County's reliability grade?
Forrest County has a Reliability Grade of B, in the 73rd national percentile.
What was the worst power outage in Forrest County?
The worst outage on record started May 13, 2018, lasting less than 1 hour and affecting up to 13,390 customers.