City Water Quality Rankings in Pennsylvania
467 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#457
Nanty Glo
County, PA
0 F
#458 Northern Cambria
County, PA
0 F
#459 Polk
County, PA
0 F
#460 Portage
County, PA
0 F
#461 Richboro
County, PA
0 F
#462 Shinglehouse
County, PA
0 F
#463 Shippensburg
County, PA
0 F
#464 Tamaqua
County, PA
0 F
#465 Tidioute
County, PA
0 F
#466 Weedville
County, PA
0 F
#467 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.