WaterQ

City Water Quality Rankings in Texas

910 cities ranked by drinking water quality.

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Popular city water quality comparisons

Addison, TX vs Adkins, TX Compare → Arcola, TX vs Carrollton, TX Compare → Colleyville, TX vs Converse, TX Compare → Cut And Shoot, TX vs Dalworthington Gardens, TX Compare →

Trending Cities

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#25
Roanoke
County, TX
100 A
#26
Sachse
County, TX
100 A
#27
Trophy Club
County, TX
100 A
#28
Vinton
County, TX
100 A
#29
Webster
County, TX
100 A
#30
Westlake
County, TX
100 A
#31
Bonham
County, TX
99 A
#32
Fort Woth
County, TX
99 A
#33
Mesquite
County, TX
99 A
#34
Santa Fe
County, TX
99 A
#35
Seabrook
County, TX
99 A
#36
Allen
County, TX
98 A
#37
Alvin
County, TX
98 A
#38
Bailey
County, TX
98 A
#39
Bedford
County, TX
98 A
#40
Caldwell
County, TX
98 A
#41
Cedar Hill
County, TX
98 A
#42
Copeville
County, TX
98 A
#43
Crawford
County, TX
98 A
#44
Denton
County, TX
98 A
#45
Desoto
County, TX
98 A
#46
Dorchester
County, TX
98 A
#47
El Lago
County, TX
98 A
#48
Farmers Branch
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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