Is New Mexico Tap Water Safe to Drink?
Water quality data for 9 cities across New Mexico. Find your city below.
Water quality in New Mexico varies significantly from city to city. Across 9 cities we track, hardness ranges from 60 PPM in Santa Fe South to 320 PPM in Hobbs, with a statewide average of 208 PPM. 6 of 9 cities have hard water above 120 PPM where a water softener provides measurable benefits.
1 New Mexico cities have forever chemicals (PFAS) above the EPA's 2024 limit of 4 parts per trillion: Hobbs (35.03 ppt). A reverse osmosis system or NSF P473-certified filter can reduce PFAS to safe levels.
Complete New Mexico Guide
Statewide water quality overview, costs, and treatment recommendations.
Well Water in New Mexico
Testing, treatment, and common issues for private wells.
Hardest Water Rankings
New Mexico cities ranked by water hardness level.
City Treatment Guides
Sized recommendations based on each city's specific water data.
City Comparisons
Hobbs vs Santa Fe South
Side-by-side water quality comparison.
Hobbs vs Roswell
Side-by-side water quality comparison.
Roswell vs Clovis
Side-by-side water quality comparison.
More for New Mexico
Softener Cost in AlbuquerqueNew Mexico Cities by Water Hardness
| City | Hardness (PPM) | Level | PFAS (ppt) | Source |
|---|---|---|---|---|
| Hobbs | 320 | Extremely Hard | 35.03 | Ogallala Aquifer |
| Roswell | 310 | Extremely Hard | 0 | Roswell Artesian Basin wells |
| Clovis | 300 | Extremely Hard | 4.3 | Ogallala Aquifer |
| Las Cruces | 298 | Extremely Hard | 0 | Groundwater wells, Rio Grande |
| Rio Rancho | 295 | Extremely Hard | 0 | Groundwater wells |
| Albuquerque | 130 | Hard | 0 | San Juan-Chama + groundwater |
| Farmington | 85 | Moderately Hard | 0 | Animas River & San Juan River |
| Santa Fe | 71 | Moderately Hard | 0 | Santa Fe River, Buckman wells |
| Santa Fe South | 60 | Moderately Hard | 0 | Buckman Wells + San Juan-Chama |