Graves CountyPower Outage History
What this grade means
Average — typical outage frequency and duration nationally. This county sits in the middle of the national distribution — its outage frequency and duration over the past 12 years are close to the nationwide median, neither notably better nor worse than most other US counties. A typical amount of backup-power preparedness is reasonable here.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Jan 22, 2025 | 1 hrs | 13,963 (70%) | Cold/Wind Chill |
| Apr 12, 2024 | 1 hrs | 11,347 (57%) | Frost/Freeze |
| May 26, 2024 | 62 hrs | 10,171 (51%) | Tornado |
| Oct 4, 2019 | <1 hr | 7,634 (39%) | Unnamed event |
| Jul 15, 2021 | <1 hr | 6,831 (34%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Graves County, Kentucky that day.
Over the 9 years from 2017 to 2025, Graves County recorded 358 distinct power outage events, averaging 2.4 hours per event.
The single worst outage on record in Graves County started January 22, 2025 (Cold/Wind Chill), lasting 1 hours and leaving up to 13,963 customers without power (70% of the county) at its peak.
June has historically been the worst month for outages in Graves County, with 58 events recorded during that month across the dataset.
Based on this history, Graves County earns a Reliability Grade of C, placing it in the 55th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Kentucky
Counties with the closest reliability grade and national percentile to Graves County.
| County | Grade | National percentile |
|---|---|---|
| Carroll County | C | 55th |
| Casey County | C | 56th |
| Crittenden County | C | 56th |
| Marshall County | C | 56th |
| Harrison County | C | 54th |
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 Graves County?
Between 2017 and 2025, Graves County recorded 358 outage events, averaging 2.4 hours each.
What is Graves County's reliability grade?
Graves County has a Reliability Grade of C, in the 55th national percentile.
What was the worst power outage in Graves County?
The worst outage on record started January 22, 2025 (Cold/Wind Chill), lasting 1 hours and affecting up to 13,963 customers.