PowerOutageHistory
Reliability Grade
F
Least reliable
2015-2025
Kentucky

Edmonson CountyPower Outage History

20152025 · Kentucky
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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
Nationwide17th pct
In Kentucky#100 of 120
See full Kentucky rankings →
Total events
464
Recorded 2015–2025
Avg duration
2.7 hrs
Per outage event
Longest outage
149 hrs
Single worst event on record
Customers served
8,145
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Jun 26, 202390 hrs7,341 (90%)Thunderstorm Wind
Apr 5, 2017<1 hr6,943 (85%)Hail
Oct 22, 20251 hrs6,404 (79%)Unnamed event
Mar 3, 2023149 hrs4,530 (56%)High Wind
Nov 15, 20252 hrs2,806 (34%)Unnamed event

Was There an Outage on a Specific Date?

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

Over the 11 years from 2015 to 2025, Edmonson County recorded 464 distinct power outage events, averaging 2.7 hours per event.

The single worst outage on record in Edmonson County started June 26, 2023 (Thunderstorm Wind), lasting 90 hours and leaving up to 7,341 customers without power (90% of the county) at its peak.

June has historically been the worst month for outages in Edmonson County, with 59 events recorded during that month across the dataset.

Based on this history, Edmonson County earns a Reliability Grade of F, placing it in the 17th percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Kentucky

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

CountyGradeNational percentile
Jackson CountyF19th
Rockcastle CountyF19th
Clinton CountyF19th
Greenup CountyF19th
Magoffin CountyF14th

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 Edmonson County?

Between 2015 and 2025, Edmonson County recorded 464 outage events, averaging 2.7 hours each.

What is Edmonson County's reliability grade?

Edmonson County has a Reliability Grade of F, in the 17th national percentile.

What was the worst power outage in Edmonson County?

The worst outage on record started June 26, 2023 (Thunderstorm Wind), lasting 90 hours and affecting up to 7,341 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.