Doña Ana 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 |
|---|---|---|---|
| Jan 18, 2017 | 2 hrs | 27,917 (27%) | Hail |
| Jan 16, 2017 | 2 hrs | 27,913 (27%) | Hail |
| Jul 18, 2017 | 3 hrs | 15,237 (15%) | Flash Flood |
| May 3, 2015 | 3 hrs | 14,688 (14%) | Unnamed event |
| Jun 18, 2021 | 2 hrs | 13,953 (13%) | Drought |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Doña Ana County, New Mexico that day.
Over the 12 years from 2014 to 2025, Doña Ana County recorded 837 distinct power outage events, averaging 2.0 hours per event.
The single worst outage on record in Doña Ana County started January 18, 2017 (Hail), lasting 2 hours and leaving up to 27,917 customers without power (27% of the county) at its peak.
August has historically been the worst month for outages in Doña Ana County, with 139 events recorded during that month across the dataset.
Based on this history, Doña Ana County earns a Reliability Grade of B, placing it in the 70th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in New Mexico
Counties with the closest reliability grade and national percentile to Doña Ana County.
| County | Grade | National percentile |
|---|---|---|
| Santa Fe County | B | 71st |
| Eddy County | B | 71st |
| Valencia County | B | 75th |
| Sandoval County | B | 76th |
| Curry County | B | 77th |
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 Doña Ana County?
Between 2014 and 2025, Doña Ana County recorded 837 outage events, averaging 2.0 hours each.
What is Doña Ana County's reliability grade?
Doña Ana County has a Reliability Grade of B, in the 70th national percentile.
What was the worst power outage in Doña Ana County?
The worst outage on record started January 18, 2017 (Hail), lasting 2 hours and affecting up to 27,917 customers.