WaterQ

City Water Quality Rankings in Texas

908 cities ranked by drinking water quality.

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Popular city water quality comparisons

Addison, TX vs Adkins, TX Compare → Arcola, TX vs Bailey, TX Compare → Bonham, TX vs Carrollton, TX Compare → Cedar Hill, TX vs Colleyville, TX Compare →

Trending Cities

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#49
Universal City
County, TX
100 A
#50
Vinton
County, TX
100 A
#51
Webster
County, TX
100 A
#52
West Lake Hills
County, TX
100 A
#53
Westlake
County, TX
100 A
#54
Katy
County, TX
99 A
#55
Sugar Land
County, TX
99 A
#56
Wallis
County, TX
99 A
#57
Allen
County, TX
98 A
#58
Alvin
County, TX
98 A
#59
Annetta
County, TX
98 A
#60
Bedford
County, TX
98 A
#61
Bovina
County, TX
98 A
#62
Brazoria
County, TX
98 A
#63
Brookshire
County, TX
98 A
#64
Caldwell
County, TX
98 A
#65
Campbell
County, TX
98 A
#66
Clint
County, TX
98 A
#67
Copeville
County, TX
98 A
#68
Crawford
County, TX
98 A
#69
Crowley
County, TX
98 A
#70
Desoto
County, TX
98 A
#71
Devine
County, TX
98 A
#72
El Campo
County, TX
98 A

Frequently Asked Questions

How are city water quality rankings calculated in Texas?

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 Texas?

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.

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