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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#73
El Lago
County, TX
98 A
#74
Everman
County, TX
98 A
#75
Farmers Branch
County, TX
98 A
#76
Forest Hill
County, TX
98 A
#77
Friendswood
County, TX
98 A
#78
Gardendale
County, TX
98 A
#79
Hallettsville
County, TX
98 A
#80
Haslet
County, TX
98 A
#81
Hearne
County, TX
98 A
#82
Hewitt
County, TX
98 A
#83
Horizon City
County, TX
98 A
#84
Hurst
County, TX
98 A
#85
Joshua
County, TX
98 A
#86
Lake Kiowa
County, TX
98 A
#87
Lake Worth
County, TX
98 A
#88
Lavernia
County, TX
98 A
#89
Lockhart
County, TX
98 A
#90
Longview
County, TX
98 A
#91
Lucas
County, TX
98 A
#92
Luling
County, TX
98 A
#93
Lumberton
County, TX
98 A
#94
Manvel
County, TX
98 A
#95
Mcallen
County, TX
98 A
#96
North Richland Hills
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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