Clay 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 |
|---|---|---|---|
| Dec 24, 2022 | 2 hrs | 2,266 (24%) | Unnamed event |
| Dec 24, 2022 | 2 hrs | 2,261 (24%) | Unnamed event |
| Feb 22, 2016 | 2 hrs | 1,713 (18%) | Unnamed event |
| Oct 26, 2019 | 27 hrs | 1,502 (16%) | Tropical Storm Olga |
| Mar 22, 2022 | 24 hrs | 1,430 (15%) | Tornado |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Clay County, Mississippi that day.
Over the 11 years from 2015 to 2025, Clay County recorded 454 distinct power outage events, averaging 1.9 hours per event.
The single worst outage on record in Clay County started December 24, 2022, lasting 2 hours and leaving up to 2,266 customers without power (24% of the county) at its peak.
June has historically been the worst month for outages in Clay County, with 48 events recorded during that month across the dataset.
Based on this history, Clay County earns a Reliability Grade of B, placing it in the 75th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Mississippi
Counties with the closest reliability grade and national percentile to Clay County.
| County | Grade | National percentile |
|---|---|---|
| Lamar County | B | 74th |
| Forrest County | B | 73rd |
| DeSoto County | B | 72nd |
| Union County | B | 79th |
| Webster 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 Clay County?
Between 2015 and 2025, Clay County recorded 454 outage events, averaging 1.9 hours each.
What is Clay County's reliability grade?
Clay County has a Reliability Grade of B, in the 75th national percentile.
What was the worst power outage in Clay County?
The worst outage on record started December 24, 2022, lasting 2 hours and affecting up to 2,266 customers.