Stevens County Power Outage History
2014–2025 · Washington
Bottom 20% least reliable nationally — frequent and/or long outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Aug 15, 2015 | 1 hrs | 11,546 (38%) | Wildfire |
| Mar 28, 2021 | 10 hrs | 10,771 (35%) | Unnamed event |
| Aug 15, 2015 | 7 hrs | 10,606 (35%) | Wildfire |
| Dec 6, 2015 | 2 hrs | 10,581 (35%) | Unnamed event |
| Mar 29, 2021 | 10 hrs | 10,222 (33%) | Unnamed event |
Over the 12 years from 2014 to 2025, Stevens County recorded 1,073 distinct power outage events, averaging 3.6 hours per event.
The single worst outage on record in Stevens County started August 15, 2015 (Wildfire), lasting 1 hours and leaving up to 11,546 customers without power (38% of the county) at its peak.
January has historically been the worst month for outages in Stevens County, with 139 events recorded during that month across the dataset.
Based on this history, Stevens County earns a Reliability Grade of F, placing it in the 18th percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Washington
Counties with the closest reliability grade and national percentile to Stevens County.
| County | Grade | National percentile |
|---|---|---|
| San Juan County | F | 20th |
| Island County | F | 17th |
| Skagit County | D | 21st |
| Kitsap County | F | 15th |
| Lincoln County | D | 23rd |
FAQ
How often does power go out in Stevens County?
Between 2014 and 2025, Stevens County recorded 1,073 outage events, averaging 3.6 hours each.
What is Stevens County's reliability grade?
Stevens County has a Reliability Grade of F, in the 18th national percentile.
What was the worst power outage in Stevens County?
The worst outage on record started August 15, 2015 (Wildfire), lasting 1 hours and affecting up to 11,546 customers.