Blaine 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 |
|---|---|---|---|
| Oct 11, 2023 | 2 hrs | 9,582 (78%) | Unnamed event |
| Mar 2, 2022 | 1 hrs | 9,422 (77%) | Unnamed event |
| Jun 11, 2025 | 7 hrs | 9,205 (75%) | Unnamed event |
| May 5, 2023 | 3 hrs | 9,160 (75%) | Unnamed event |
| Sep 29, 2022 | 10 hrs | 8,916 (73%) | Wildfire |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Blaine County, Idaho that day.
Over the 11 years from 2015 to 2025, Blaine County recorded 444 distinct power outage events, averaging 3.5 hours per event.
The single worst outage on record in Blaine County started October 11, 2023, lasting 2 hours and leaving up to 9,582 customers without power (78% of the county) at its peak.
July has historically been the worst month for outages in Blaine County, with 71 events recorded during that month across the dataset.
Based on this history, Blaine County earns a Reliability Grade of D, placing it in the 39th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Idaho
Counties with the closest reliability grade and national percentile to Blaine County.
| County | Grade | National percentile |
|---|---|---|
| Clark County | D | 39th |
| Gooding County | C | 43rd |
| Lemhi County | C | 43rd |
| Latah County | D | 34th |
| Valley County | D | 32nd |
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 Blaine County?
Between 2015 and 2025, Blaine County recorded 444 outage events, averaging 3.5 hours each.
What is Blaine County's reliability grade?
Blaine County has a Reliability Grade of D, in the 39th national percentile.
What was the worst power outage in Blaine County?
The worst outage on record started October 11, 2023, lasting 2 hours and affecting up to 9,582 customers.