Ferry CountyPower Outage History
What this grade means
(How grades are calculated)Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Nov 13, 2020 | 43 hrs | 2,608 (42%) | Heavy Snow |
| Sep 7, 2020 | 153 hrs | 2,203 (35%) | Wildfire |
| Sep 26, 2017 | 11 hrs | 1,979 (32%) | Unnamed event |
| Dec 20, 2017 | 21 hrs | 1,707 (27%) | Heavy Snow |
| Mar 29, 2021 | 14 hrs | 1,689 (27%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Ferry County, Washington that day.
Over the 11 years from 2015 to 2025, Ferry County recorded 574 distinct power outage events, averaging 4.6 hours per event.
The single worst outage on record in Ferry County started November 13, 2020 (Heavy Snow), lasting 43 hours and leaving up to 2,608 customers without power (42% of the county) at its peak.
August has historically been the worst month for outages in Ferry County, with 72 events recorded during that month across the dataset.
Based on this history, Ferry County earns a Reliability Grade of F, placing it in the 10th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Washington
Counties with the closest reliability grade and national percentile to Ferry County.
| County | Grade | National percentile |
|---|---|---|
| Kitsap County | F | 15th |
| Island County | F | 17th |
| Stevens County | F | 18th |
| San Juan County | F | 20th |
| Skagit County | D | 21st |
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 Ferry County?
Between 2015 and 2025, Ferry County recorded 574 outage events, averaging 4.6 hours each.
What is Ferry County's reliability grade?
Ferry County has a Reliability Grade of F, in the 10th national percentile.
What was the worst power outage in Ferry County?
The worst outage on record started November 13, 2020 (Heavy Snow), lasting 43 hours and affecting up to 2,608 customers.