City Water Quality Rankings in Utah
136 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#73
Heber City
County, UT
64 C
#74 Milford
County, UT
64 C
#75 Moab
County, UT
64 C
#76 Tremonton
County, UT
64 C
#77 Ft. Duchesne
County, UT
63 C
#78 Panguitch
County, UT
62 C
#79 Santa Clara
County, UT
62 C
#80 West Haven
County, UT
62 C
#81 Brigham City
County, UT
61 C
#82 Clinton
County, UT
60 C
#83 Garland
County, UT
60 C
#84 Lewiston
County, UT
60 C
#85 Manti
County, UT
60 C
#86 Mapleton
County, UT
60 C
#87 Santaquin
County, UT
60 C
#88 Bluffdale
County, UT
58 D
#89 Fielding
County, UT
58 D
#90 Monticello
County, UT
58 D
#91 Kaysville
County, UT
57 D
#92 Delta
County, UT
54 D
#93 Logan
County, UT
53 D
#94 Duchesne
County, UT
52 D
#95 Ivins
County, UT
52 D
#96 Morni
County, UT
51 D
Frequently Asked Questions
How are city water quality rankings calculated in Utah?
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 Utah?
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.