Atoka 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 |
|---|---|---|---|
| May 19, 2025 | 21 hrs | 4,579 (55%) | Hail |
| Jun 18, 2023 | 28 hrs | 3,028 (36%) | Thunderstorm Wind |
| Nov 4, 2022 | <1 hr | 2,366 (28%) | Drought |
| Oct 14, 2025 | <1 hr | 2,212 (27%) | Unnamed event |
| Oct 24, 2022 | 2 hrs | 2,107 (25%) | Drought |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Atoka County, Oklahoma that day.
Over the 12 years from 2014 to 2025, Atoka County recorded 690 distinct power outage events, averaging 2.8 hours per event.
The single worst outage on record in Atoka County started May 19, 2025 (Hail), lasting 21 hours and leaving up to 4,579 customers without power (55% of the county) at its peak.
May has historically been the worst month for outages in Atoka County, with 111 events recorded during that month across the dataset.
Based on this history, Atoka County earns a Reliability Grade of C, placing it in the 45th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Oklahoma
Counties with the closest reliability grade and national percentile to Atoka County.
| County | Grade | National percentile |
|---|---|---|
| Craig County | C | 45th |
| Osage County | C | 45th |
| Wagoner County | C | 45th |
| Muskogee County | C | 44th |
| Cotton County | C | 45th |
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 Atoka County?
Between 2014 and 2025, Atoka County recorded 690 outage events, averaging 2.8 hours each.
What is Atoka County's reliability grade?
Atoka County has a Reliability Grade of C, in the 45th national percentile.
What was the worst power outage in Atoka County?
The worst outage on record started May 19, 2025 (Hail), lasting 21 hours and affecting up to 4,579 customers.