Cotton CountyPower Outage History
2014–2025 · Oklahoma
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 |
|---|---|---|---|
| Jun 18, 2023 | 6 hrs | 1,291 (50%) | Tornado |
| Feb 27, 2023 | 5 hrs | 1,265 (49%) | Thunderstorm Wind |
| May 1, 2024 | 5 hrs | 1,221 (47%) | Tornado |
| Jun 15, 2023 | 25 hrs | 1,176 (46%) | Tornado |
| Sep 16, 2021 | 2 hrs | 1,138 (44%) | Drought |
Over the 12 years from 2014 to 2025, Cotton County recorded 679 distinct power outage events, averaging 2.2 hours per event.
The single worst outage on record in Cotton County started June 18, 2023 (Tornado), lasting 6 hours and leaving up to 1,291 customers without power (50% of the county) at its peak.
July has historically been the worst month for outages in Cotton County, with 131 events recorded during that month across the dataset.
Based on this history, Cotton County earns a Reliability Grade of C, placing it in the 45th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Cotton County's outage profile
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Read our mission →Similar counties in Oklahoma
Counties with the closest reliability grade and national percentile to Cotton County.
| County | Grade | National percentile |
|---|---|---|
| Wagoner County | C | 45th |
| Osage County | C | 45th |
| Atoka County | C | 45th |
| Craig County | C | 45th |
| Muskogee County | C | 44th |
Most reliable counties in Oklahoma
The top 3 counties in Oklahoma by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Texas County | A | 96th |
| Kay County | A | 95th |
| Greer County | A | 89th |
Least reliable counties in Oklahoma
The bottom 3 counties in Oklahoma by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Caddo County | F | 4th |
| Washita County | F | 10th |
| Oklahoma County | F | 15th |
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 Cotton County?
Between 2014 and 2025, Cotton County recorded 679 outage events, averaging 2.2 hours each.
What is Cotton County's reliability grade?
Cotton County has a Reliability Grade of C, in the 45th national percentile.
What was the worst power outage in Cotton County?
The worst outage on record started June 18, 2023 (Tornado), lasting 6 hours and affecting up to 1,291 customers.