PowerOutageHistory
Reliability Grade
F
Least reliable
2015-2025
Mississippi

Covington CountyPower Outage History

20152025 · Mississippi
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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.

Takeaway
High outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide12th pct
In Mississippi#59 of 80
See full Mississippi rankings →
Total events
1,156
Recorded 2015–2025
Avg duration
2.4 hrs
Per outage event
Longest outage
98 hrs
Single worst event on record
Customers served
9,565
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Oct 26, 201960 hrs6,552 (69%)Tropical Storm Olga
Apr 12, 202043 hrs6,431 (67%)Tornado
Jun 16, 202398 hrs5,442 (57%)Hail
Mar 25, 2024<1 hr4,986 (52%)Unnamed event
Sep 12, 202417 hrs3,659 (38%)Tropical Storm Francine

Was There an Outage on a Specific Date?

Pick a date to see whether a power outage was recorded for Covington County, Mississippi that day.

Over the 11 years from 2015 to 2025, Covington County recorded 1,156 distinct power outage events, averaging 2.4 hours per event.

The single worst outage on record in Covington County started October 26, 2019 (Tropical Storm Olga), lasting 60 hours and leaving up to 6,552 customers without power (69% of the county) at its peak.

June has historically been the worst month for outages in Covington County, with 134 events recorded during that month across the dataset.

Based on this history, Covington County earns a Reliability Grade of F, placing it in the 12th percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Mississippi

Counties with the closest reliability grade and national percentile to Covington County.

CountyGradeNational percentile
Hinds CountyF11th
Lawrence CountyF11th
George CountyF11th
Greene CountyF11th
Quitman CountyF11th

Most reliable counties nationally

The top 3 counties nationally by reliability grade and percentile.

CountyStateGradeNational percentile
Clay CountySouth DakotaA100th
Clearwater CountyMinnesotaA99th
Limestone CountyAlabamaA99th

Least reliable counties nationally

The bottom 3 counties nationally by reliability grade and percentile.

FAQ

How often does power go out in Covington County?

Between 2015 and 2025, Covington County recorded 1,156 outage events, averaging 2.4 hours each.

What is Covington County's reliability grade?

Covington County has a Reliability Grade of F, in the 12th national percentile.

What was the worst power outage in Covington County?

The worst outage on record started October 26, 2019 (Tropical Storm Olga), lasting 60 hours and affecting up to 6,552 customers.

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Data: ORNL EAGLE-I Recorded Electricity Outages (2014–2025), CC BY 4.0. Storm names: NOAA Storm Events Database. Last data refresh: 2025. See methodology.