City Water Quality Rankings in Arizona
121 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#73
Forest Lakes
County, AZ
51 D
#74 Many Farms
County, AZ
51 D
#75 Safford
County, AZ
50 D
#76 Williams
County, AZ
50 D
#77 Camp Verde
County, AZ
49 D
#78 Chandler
County, AZ
48 D
#79 Page
County, AZ
46 D
#80 Payson
County, AZ
46 D
#81 Sacaton
County, AZ
44 F
#82 Mohave Valley
County, AZ
42 F
#83 Tuba City
County, AZ
41 F
#84 Chino Valley
County, AZ
40 F
#85 Mammoth
County, AZ
40 F
#86 Flagstaff
County, AZ
38 F
#87 Saint Johns
County, AZ
36 F
#88 Willcox
County, AZ
35 F
#89 Davis-Monthan Afb
County, AZ
33 F
#90 Parker
County, AZ
32 F
#91 Pinetop
County, AZ
31 F
#92 Pima
County, AZ
29 F
#93 Bagdad
County, AZ
26 F
#94 Bullhead City
County, AZ
26 F
#95 Casa Grande
County, AZ
26 F
#96 Yuma
County, AZ
26 F
Frequently Asked Questions
How are city water quality rankings calculated in Arizona?
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 Arizona?
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.