Marshall County Power Outage History
2014–2025 · Oklahoma
Worse than average — more frequent or longer outages than most counties. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Mar 22, 2022 | 67 hrs | 8,457 (77%) | Drought |
| Apr 22, 2020 | 11 hrs | 4,217 (38%) | Hail |
| Feb 16, 2021 | 7 hrs | 3,540 (32%) | Winter Storm Uri |
| Sep 27, 2024 | 2 hrs | 3,504 (32%) | Drought |
| Apr 10, 2019 | 2 hrs | 3,147 (29%) | Hail |
Over the 12 years from 2014 to 2025, Marshall County recorded 482 distinct power outage events, averaging 3.0 hours per event.
The single worst outage on record in Marshall County started March 22, 2022 (Drought), lasting 67 hours and leaving up to 8,457 customers without power (77% of the county) at its peak.
May has historically been the worst month for outages in Marshall County, with 67 events recorded during that month across the dataset.
Based on this history, Marshall County earns a Reliability Grade of D, placing it in the 37th percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Oklahoma
Counties with the closest reliability grade and national percentile to Marshall County.
| County | Grade | National percentile |
|---|---|---|
| Le Flore County | D | 37th |
| Pottawatomie County | D | 37th |
| McIntosh County | D | 38th |
| Hughes County | D | 39th |
| Pittsburg County | D | 35th |
FAQ
How often does power go out in Marshall County?
Between 2014 and 2025, Marshall County recorded 482 outage events, averaging 3.0 hours each.
What is Marshall County's reliability grade?
Marshall County has a Reliability Grade of D, in the 37th national percentile.
What was the worst power outage in Marshall County?
The worst outage on record started March 22, 2022 (Drought), lasting 67 hours and affecting up to 8,457 customers.