City Water Quality Rankings in Pennsylvania
464 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#241
Hastings
County, PA
76 B
#242 Leetsdale
County, PA
76 B
#243 Manheim
County, PA
76 B
#244 Oley
County, PA
76 B
#245 Quakertown
County, PA
76 B
#246 Spring City
County, PA
76 B
#247 Titusville
County, PA
76 B
#248 Wellsboro
County, PA
76 B
#249 Wyalusing
County, PA
76 B
#250 Ambler
County, PA
75 B
#251 Boiling Springs
County, PA
75 B
#252 Cambridge Springs
County, PA
75 B
#253 Elderton
County, PA
75 B
#254 Fairchance
County, PA
75 B
#255 Lake Ariel
County, PA
75 B
#256 Uniontown
County, PA
75 B
#257 Warrington
County, PA
75 B
#258 Wawa
County, PA
75 B
#259 Clearfield
County, PA
74 C
#260 Cresson
County, PA
74 C
#261 Evans City
County, PA
74 C
#262 Houtzdale
County, PA
74 C
#263 Irvona
County, PA
74 C
#264 Mcadoo
County, PA
74 C
Frequently Asked Questions
How are city water quality rankings calculated in Pennsylvania?
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 Pennsylvania?
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.