Comanche 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 |
|---|---|---|---|
| Dec 27, 2015 | 91 hrs | 38,402 (47%) | Hail |
| Sep 20, 2023 | 20 hrs | 27,172 (33%) | Unnamed event |
| May 2, 2018 | 1 hrs | 19,612 (24%) | Drought |
| Jun 15, 2023 | 27 hrs | 19,325 (24%) | Hail |
| Dec 27, 2018 | 12 hrs | 16,457 (20%) | Flash Flood |
Over the 12 years from 2014 to 2025, Comanche County recorded 820 distinct power outage events, averaging 2.2 hours per event.
The single worst outage on record in Comanche County started December 27, 2015 (Hail), lasting 91 hours and leaving up to 38,402 customers without power (47% of the county) at its peak.
May has historically been the worst month for outages in Comanche County, with 106 events recorded during that month across the dataset.
Based on this history, Comanche County earns a Reliability Grade of C, placing it in the 50th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Comanche County's outage profile
See more picks in our Best Dual-Fuel Portable Generators for Power Outages roundup.
Champion Power Equipment 4375-Watt Dual Fuel RV Ready Portable Generator with Free 3-Year Warranty
Outage-prep kit
See our outage-prep guides.
Similar counties in Oklahoma
Counties with the closest reliability grade and national percentile to Comanche County.
| County | Grade | National percentile |
|---|---|---|
| Garvin County | C | 50th |
| Major County | C | 51st |
| Choctaw County | C | 51st |
| Harper County | C | 49th |
| Seminole County | C | 48th |
FAQ
How often does power go out in Comanche County?
Between 2014 and 2025, Comanche County recorded 820 outage events, averaging 2.2 hours each.
What is Comanche County's reliability grade?
Comanche County has a Reliability Grade of C, in the 50th national percentile.
What was the worst power outage in Comanche County?
The worst outage on record started December 27, 2015 (Hail), lasting 91 hours and affecting up to 38,402 customers.