City Water Quality Rankings in New Mexico
111 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#25
Espanolal
County, NM
90 A
#26 Santo Domingo
County, NM
90 A
#27 Silver City
County, NM
90 A
#28 Tyrone
County, NM
90 A
#29 Bernalillo
County, NM
88 B
#30 Crownpoint
County, NM
88 B
#31 Hagerman
County, NM
88 B
#32 San Felipe Pueblo
County, NM
88 B
#33 Taos
County, NM
88 B
#34 Milan
County, NM
85 B
#35 Santa Fe
County, NM
85 B
#36 Glorieta
County, NM
84 B
#37 Jemez Pueblo
County, NM
84 B
#38 Kirtland
County, NM
84 B
#39 Rio Rancho
County, NM
84 B
#40 Santa Rosa
County, NM
84 B
#41 Gallup
County, NM
83 B
#42 Portales
County, NM
83 B
#43 Mayhill
County, NM
82 B
#44 San Antonio
County, NM
80 B
#45 Hernandez
County, NM
78 B
#46 Taos Ski Valley
County, NM
78 B
#47 Tijeras
County, NM
78 B
#48 Chaparral
County, NM
77 B
Frequently Asked Questions
How are city water quality rankings calculated in New Mexico?
WaterQ city rankings are based on EPA SDWIS data across local public water systems, including contaminant detections, compliance violations, and recency-weighted score signals.
Can I compare two cities in New Mexico?
Yes. Use the city comparison links on this page or open the Compare tool to evaluate two cities side by side on score, grade, and water system coverage.
How often does WaterQ refresh city data?
City-level metrics refresh when new EPA data is processed. Check city pages for latest score and violation context.