Wasco County Power Outage History
2017–2025 · Oregon
Top 20% most reliable nationally — infrequent, short outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Jun 26, 2019 | 1 hrs | 2,250 (16%) | Hail |
| Feb 28, 2019 | 6 hrs | 2,232 (16%) | Heavy Snow |
| Sep 24, 2019 | 1 hrs | 1,220 (9%) | Unnamed event |
| Apr 20, 2025 | 1 hrs | 720 (5%) | Unnamed event |
| Jul 22, 2024 | 48 hrs | 710 (5%) | Unnamed event |
Over the 9 years from 2017 to 2025, Wasco County recorded 92 distinct power outage events, averaging 3.4 hours per event.
The single worst outage on record in Wasco County started June 26, 2019 (Hail), lasting 1 hours and leaving up to 2,250 customers without power (16% of the county) at its peak.
July has historically been the worst month for outages in Wasco County, with 16 events recorded during that month across the dataset.
Based on this history, Wasco County earns a Reliability Grade of A, placing it in the 93rd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Wasco County's outage profile
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Similar counties in Oregon
Counties with the closest reliability grade and national percentile to Wasco County.
| County | Grade | National percentile |
|---|---|---|
| Harney County | A | 94th |
| Deschutes County | A | 87th |
| Malheur County | A | 83rd |
| Hood River County | A | 82nd |
| Morrow County | A | 81st |
FAQ
How often does power go out in Wasco County?
Between 2017 and 2025, Wasco County recorded 92 outage events, averaging 3.4 hours each.
What is Wasco County's reliability grade?
Wasco County has a Reliability Grade of A, in the 93rd national percentile.
What was the worst power outage in Wasco County?
The worst outage on record started June 26, 2019 (Hail), lasting 1 hours and affecting up to 2,250 customers.