City Water Quality Rankings in Texas
908 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#649
Van Horn
County, TX
62 C
#650 Glen Rose
County, TX
61 C
#651 Mount Calm
County, TX
61 C
#652 Poth
County, TX
61 C
#653 Weatherford
County, TX
61 C
#654 Eagle Pass
County, TX
60 C
#655 Galena Park
County, TX
60 C
#656 Mont Belvieu
County, TX
60 C
#657 Munday
County, TX
60 C
#658 Olmito
County, TX
60 C
#659 Petersburg
County, TX
60 C
#660 Sunray
County, TX
60 C
#661 Crandall
County, TX
59 D
#662 Newton
County, TX
59 D
#663 Prairie View
County, TX
59 D
#664 Aransas Pass
County, TX
58 D
#665 Hidalgo
County, TX
58 D
#666 Horseshoe Bay
County, TX
58 D
#667 Huntsville
County, TX
58 D
#668 Marble Falls
County, TX
58 D
#669 Marshall
County, TX
58 D
#670 Mission
County, TX
58 D
#671 Olney
County, TX
58 D
#672 Orange
County, TX
58 D
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.