Sandoval CountyPower Outage History
What this grade means
Better than average — fewer or shorter outages than most counties. This county's outage history is better than the national median: recorded outages are less frequent and/or shorter in duration than a typical US county experienced over the same 12-year period. It isn't in the top tier nationally, but its track record points to lower-than-average outage risk.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Aug 8, 2016 | 4 hrs | 23,233 (27%) | Flash Flood |
| Apr 1, 2016 | <1 hr | 17,115 (20%) | Unnamed event |
| Jul 16, 2017 | 3 hrs | 14,198 (17%) | Unnamed event |
| Aug 8, 2016 | 1 hrs | 13,023 (15%) | Flash Flood |
| Jun 30, 2024 | 3 hrs | 11,866 (14%) | Drought |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Sandoval County, New Mexico that day.
Over the 11 years from 2015 to 2025, Sandoval County recorded 493 distinct power outage events, averaging 3.4 hours per event.
The single worst outage on record in Sandoval County started August 8, 2016 (Flash Flood), lasting 4 hours and leaving up to 23,233 customers without power (27% of the county) at its peak.
June has historically been the worst month for outages in Sandoval County, with 77 events recorded during that month across the dataset.
Based on this history, Sandoval County earns a Reliability Grade of B, placing it in the 76th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in New Mexico
Counties with the closest reliability grade and national percentile to Sandoval County.
| County | Grade | National percentile |
|---|---|---|
| Curry County | B | 77th |
| Valencia County | B | 75th |
| Quay County | B | 79th |
| San Miguel County | B | 80th |
| Eddy County | B | 71st |
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 Sandoval County?
Between 2015 and 2025, Sandoval County recorded 493 outage events, averaging 3.4 hours each.
What is Sandoval County's reliability grade?
Sandoval County has a Reliability Grade of B, in the 76th national percentile.
What was the worst power outage in Sandoval County?
The worst outage on record started August 8, 2016 (Flash Flood), lasting 4 hours and affecting up to 23,233 customers.