Oneida CountyPower Outage History
What this grade means
(How grades are calculated)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 |
|---|---|---|---|
| Dec 2, 2025 | 15 hrs | 2,914 (73%) | Unnamed event |
| Jun 15, 2021 | <1 hr | 2,677 (67%) | Unnamed event |
| Apr 28, 2021 | <1 hr | 2,427 (61%) | Unnamed event |
| Apr 28, 2021 | <1 hr | 2,426 (61%) | Unnamed event |
| Apr 28, 2021 | 1 hrs | 2,426 (61%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Oneida County, Idaho that day.
Over the 9 years from 2017 to 2025, Oneida County recorded 348 distinct power outage events, averaging 2.6 hours per event.
The single worst outage on record in Oneida County started December 2, 2025, lasting 15 hours and leaving up to 2,914 customers without power (73% of the county) at its peak.
May has historically been the worst month for outages in Oneida County, with 41 events recorded during that month across the dataset.
Based on this history, Oneida County earns a Reliability Grade of C, placing it in the 54th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Idaho
Counties with the closest reliability grade and national percentile to Oneida County.
| County | Grade | National percentile |
|---|---|---|
| Caribou County | C | 54th |
| Kootenai County | C | 53rd |
| Bingham County | C | 56th |
| Fremont County | C | 57th |
| Owyhee County | C | 57th |
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 Oneida County?
Between 2017 and 2025, Oneida County recorded 348 outage events, averaging 2.6 hours each.
What is Oneida County's reliability grade?
Oneida County has a Reliability Grade of C, in the 54th national percentile.
What was the worst power outage in Oneida County?
The worst outage on record started December 2, 2025, lasting 15 hours and affecting up to 2,914 customers.