Oregon 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 |
|---|---|---|---|
| Jan 25, 2023 | 20 hrs | 3,780 (46%) | Winter Storm |
| Jan 25, 2023 | 70 hrs | 3,447 (42%) | Winter Storm |
| Oct 2, 2025 | 2 hrs | 2,084 (25%) | Drought |
| Nov 6, 2022 | 5 hrs | 2,071 (25%) | Drought |
| Mar 15, 2025 | 126 hrs | 1,824 (22%) | Tornado |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Oregon County, Missouri that day.
Over the 7 years from 2019 to 2025, Oregon County recorded 497 distinct power outage events, averaging 2.3 hours per event.
The single worst outage on record in Oregon County started January 25, 2023 (Winter Storm), lasting 20 hours and leaving up to 3,780 customers without power (46% of the county) at its peak.
August has historically been the worst month for outages in Oregon County, with 57 events recorded during that month across the dataset.
Based on this history, Oregon County earns a Reliability Grade of C, placing it in the 47th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Missouri
Counties with the closest reliability grade and national percentile to Oregon County.
| County | Grade | National percentile |
|---|---|---|
| Jackson County | C | 47th |
| Bates County | C | 46th |
| Chariton County | C | 48th |
| St. Clair County | C | 49th |
| Dent County | C | 50th |
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 Oregon County?
Between 2019 and 2025, Oregon County recorded 497 outage events, averaging 2.3 hours each.
What is Oregon County's reliability grade?
Oregon County has a Reliability Grade of C, in the 47th national percentile.
What was the worst power outage in Oregon County?
The worst outage on record started January 25, 2023 (Winter Storm), lasting 20 hours and affecting up to 3,780 customers.