WaterQ

City Water Quality Rankings in Pennsylvania

464 cities ranked by drinking water quality.

Popular city water quality comparisons

Trending Cities

#289
Avondale
County, PA
69 C
#290
Dunbar
County, PA
69 C
#291
Hazleton
County, PA
69 C
#292
New Holland
County, PA
69 C
#293
North Wales
County, PA
69 C
#294
Reading
County, PA
69 C
#295
Selinsgrove
County, PA
69 C
#296
Albion
County, PA
68 C
#297
Mont Alto
County, PA
68 C
#298
Muncy
County, PA
68 C
#299
Perkasie
County, PA
68 C
#300
Bellefonte
County, PA
67 C
#301
Camp Hill
County, PA
67 C
#302
Danville
County, PA
67 C
#303
Ford City
County, PA
67 C
#304
Jennerstown
County, PA
67 C
#305
Montoursville
County, PA
67 C
#306
North East
County, PA
67 C
#307
Beaver Falls
County, PA
66 C
#308
Bellwood
County, PA
66 C
#309
Bessemer
County, PA
66 C
#310
Falls Creek
County, PA
66 C
#311
Hollidaysburg
County, PA
66 C
#312
Honey Brook
County, PA
66 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.

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