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

Fairbanks, AK Fresno, CA San Jose, CA Sacramento, CA San Francisco, CA Houston, TX Fargo, ND
#145
Richland Hills
County, TX
96 A
#146
Saginaw
County, TX
96 A
#147
San Leon
County, TX
96 A
#148
San Marcos
County, TX
96 A
#149
Savoy
County, TX
96 A
#150
Stafford
County, TX
96 A
#151
Stratford
County, TX
96 A
#152
The Colony
County, TX
96 A
#153
The Woodlands
County, TX
96 A
#154
Thorndale
County, TX
96 A
#155
Westminster
County, TX
96 A
#156
Wylie
County, TX
96 A
#157
Yantis
County, TX
96 A
#158
Baytown
County, TX
95 A
#159
Cactus
County, TX
95 A
#160
Caddo Mills
County, TX
95 A
#161
Coldspring
County, TX
95 A
#162
Forney
County, TX
95 A
#163
Heath
County, TX
95 A
#164
Houston
County, TX
95 A
#165
Mckinney
County, TX
95 A
#166
Missouri City
County, TX
95 A
#167
Mount Vernon
County, TX
95 A
#168
Ore City
County, TX
95 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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