Wasco CountyPower Outage History
What this grade means
Top 20% most reliable nationally — infrequent, short outages. This county ranks in the most reliable fifth of all US counties in our dataset, based on 12 years of real DOE outage records: outages happen less often here, and when they do occur they tend to be resolved quickly compared to the rest of the country. Baseline outage risk is low, though a severe local storm can still occasionally cause a longer-than-usual outage regardless of the long-term track record.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Jun 26, 2019 | <1 hr | 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 |
| Aug 18, 2024 | 9 hrs | 710 (5%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Wasco County, Oregon that day.
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 less than 1 hour 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).
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 |
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 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 less than 1 hour and affecting up to 2,250 customers.