Pend Oreille 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 |
|---|---|---|---|
| Jun 9, 2019 | 3 hrs | 3,465 (31%) | Unnamed event |
| Sep 7, 2020 | 65 hrs | 2,932 (26%) | Strong Wind |
| Dec 17, 2025 | 36 hrs | 2,526 (22%) | High Wind |
| Apr 16, 2025 | 13 hrs | 2,279 (20%) | Strong Wind |
| Dec 11, 2025 | 2 hrs | 2,228 (20%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Pend Oreille County, Washington that day.
Over the 7 years from 2019 to 2025, Pend Oreille County recorded 360 distinct power outage events, averaging 3.9 hours per event.
The single worst outage on record in Pend Oreille County started June 9, 2019, lasting 3 hours and leaving up to 3,465 customers without power (31% of the county) at its peak.
August has historically been the worst month for outages in Pend Oreille County, with 50 events recorded during that month across the dataset.
Based on this history, Pend Oreille County earns a Reliability Grade of C, placing it in the 51st percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Washington
Counties with the closest reliability grade and national percentile to Pend Oreille County.
| County | Grade | National percentile |
|---|---|---|
| Mason County | C | 55th |
| Pierce County | C | 46th |
| Lewis County | C | 59th |
| Columbia County | B | 63rd |
| Clallam County | D | 38th |
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 Pend Oreille County?
Between 2019 and 2025, Pend Oreille County recorded 360 outage events, averaging 3.9 hours each.
What is Pend Oreille County's reliability grade?
Pend Oreille County has a Reliability Grade of C, in the 51st national percentile.
What was the worst power outage in Pend Oreille County?
The worst outage on record started June 9, 2019, lasting 3 hours and affecting up to 3,465 customers.