Rio Arriba 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 |
|---|---|---|---|
| Nov 19, 2025 | 2 hrs | 12,115 (86%) | Drought |
| Nov 7, 2024 | 7 hrs | 7,234 (51%) | Heavy Snow |
| Nov 8, 2024 | 26 hrs | 6,868 (49%) | Heavy Snow |
| Dec 15, 2021 | 58 hrs | 6,030 (43%) | Drought |
| Mar 2, 2023 | 8 hrs | 5,609 (40%) | Drought |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Rio Arriba County, New Mexico that day.
Over the 7 years from 2019 to 2025, Rio Arriba County recorded 779 distinct power outage events, averaging 3.0 hours per event.
The single worst outage on record in Rio Arriba County started November 19, 2025 (Drought), lasting 2 hours and leaving up to 12,115 customers without power (86% of the county) at its peak.
August has historically been the worst month for outages in Rio Arriba County, with 113 events recorded during that month across the dataset.
Based on this history, Rio Arriba County earns a Reliability Grade of D, placing it in the 22nd percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in New Mexico
Counties with the closest reliability grade and national percentile to Rio Arriba County.
| County | Grade | National percentile |
|---|---|---|
| Torrance County | D | 36th |
| Catron County | D | 37th |
| Guadalupe County | C | 48th |
| Union County | C | 55th |
| Lincoln County | C | 55th |
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 Rio Arriba County?
Between 2019 and 2025, Rio Arriba County recorded 779 outage events, averaging 3.0 hours each.
What is Rio Arriba County's reliability grade?
Rio Arriba County has a Reliability Grade of D, in the 22nd national percentile.
What was the worst power outage in Rio Arriba County?
The worst outage on record started November 19, 2025 (Drought), lasting 2 hours and affecting up to 12,115 customers.