City Water Quality Rankings in Pennsylvania
464 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#457
Shinglehouse
County, PA
0 F
#458 Shippensburg
County, PA
0 F
#459 Tamaqua
County, PA
0 F
#460 Tarentum
County, PA
0 F
#461 Tidioute
County, PA
0 F
#462 Walnutport
County, PA
0 F
#463 Weedville
County, PA
0 F
#464 Windber
County, PA
0 F
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.