Bryan County Power Outage History
2014–2025 · Oklahoma
Average — typical outage frequency and duration nationally. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Mar 30, 2016 | 2 hrs | 14,405 (48%) | Hail |
| Jan 19, 2016 | 1 hrs | 14,096 (47%) | Unnamed event |
| May 16, 2022 | 41 hrs | 8,717 (29%) | Thunderstorm Wind |
| Mar 4, 2025 | 41 hrs | 7,664 (26%) | Thunderstorm Wind |
| Jun 9, 2025 | 24 hrs | 5,759 (19%) | Flash Flood |
Over the 12 years from 2014 to 2025, Bryan County recorded 528 distinct power outage events, averaging 3.1 hours per event.
The single worst outage on record in Bryan County started March 30, 2016 (Hail), lasting 2 hours and leaving up to 14,405 customers without power (48% of the county) at its peak.
May has historically been the worst month for outages in Bryan County, with 76 events recorded during that month across the dataset.
Based on this history, Bryan County earns a Reliability Grade of C, placing it in the 43rd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Bryan County's outage profile
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Similar counties in Oklahoma
Counties with the closest reliability grade and national percentile to Bryan County.
| County | Grade | National percentile |
|---|---|---|
| Mayes County | C | 44th |
| Muskogee County | C | 44th |
| Craig County | C | 45th |
| Atoka County | C | 45th |
| Osage County | C | 45th |
FAQ
How often does power go out in Bryan County?
Between 2014 and 2025, Bryan County recorded 528 outage events, averaging 3.1 hours each.
What is Bryan County's reliability grade?
Bryan County has a Reliability Grade of C, in the 43rd national percentile.
What was the worst power outage in Bryan County?
The worst outage on record started March 30, 2016 (Hail), lasting 2 hours and affecting up to 14,405 customers.