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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#241
Lake Dallas
County, TX
92 A
#242
Lakeway
County, TX
92 A
#243
Larue
County, TX
92 A
#244
Nolanville
County, TX
92 A
#245
Parker
County, TX
92 A
#246
Pecos
County, TX
92 A
#247
Purdon
County, TX
92 A
#248
Ransom Canyon
County, TX
92 A
#249
Robinson
County, TX
92 A
#250
Rollingwood
County, TX
92 A
#251
Somerville
County, TX
92 A
#252
South Houston
County, TX
92 A
#253
Southlake
County, TX
92 A
#254
The Hills
County, TX
92 A
#255
Uhland
County, TX
92 A
#256
Verhalen
County, TX
92 A
#257
Village Mills
County, TX
92 A
#258
Wake Village
County, TX
92 A
#259
Wilmer
County, TX
92 A
#260
Brownwood
County, TX
91 A
#261
Crosby
County, TX
91 A
#262
Dallas
County, TX
91 A
#263
Freeport
County, TX
91 A
#264
Justin
County, TX
91 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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