Tillamook CountyPower Outage History
What this grade means
Worse than average — more frequent or longer outages than most counties. This county's recorded history shows more frequent outages and/or longer restoration times than most US counties over the same 12-year period. If you live here, it's worth taking backup power more seriously than an average household would.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Dec 27, 2022 | 65 hrs | 16,730 (76%) | Unnamed event |
| Dec 17, 2025 | 35 hrs | 14,021 (63%) | Unnamed event |
| Sep 8, 2020 | 76 hrs | 13,517 (61%) | Unnamed event |
| Jan 13, 2024 | 55 hrs | 11,102 (50%) | Unnamed event |
| Dec 18, 2024 | 13 hrs | 10,888 (49%) | High Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Tillamook County, Oregon that day.
Over the 7 years from 2019 to 2025, Tillamook County recorded 318 distinct power outage events, averaging 3.8 hours per event.
The single worst outage on record in Tillamook County started December 27, 2022, lasting 65 hours and leaving up to 16,730 customers without power (76% of the county) at its peak.
December has historically been the worst month for outages in Tillamook County, with 46 events recorded during that month across the dataset.
Based on this history, Tillamook County earns a Reliability Grade of D, placing it in the 20th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Oregon
Counties with the closest reliability grade and national percentile to Tillamook County.
| County | Grade | National percentile |
|---|---|---|
| Lincoln County | F | 19th |
| Clatsop County | D | 25th |
| Wallowa County | D | 26th |
| Marion County | F | 12th |
| Multnomah County | D | 29th |
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 Tillamook County?
Between 2019 and 2025, Tillamook County recorded 318 outage events, averaging 3.8 hours each.
What is Tillamook County's reliability grade?
Tillamook County has a Reliability Grade of D, in the 20th national percentile.
What was the worst power outage in Tillamook County?
The worst outage on record started December 27, 2022, lasting 65 hours and affecting up to 16,730 customers.