WaterQ

City Water Quality Rankings in Pennsylvania

464 cities ranked by drinking water quality.

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Popular city water quality comparisons

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Trending Cities

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#49
Leola
County, PA
93 A
#50
Linesville
County, PA
93 A
#51
Adamstown
County, PA
92 A
#52
Bainbridge
County, PA
92 A
#53
Benton
County, PA
92 A
#54
Boyers
County, PA
92 A
#55
Brackenridge
County, PA
92 A
#56
Catawissa
County, PA
92 A
#57
Coraopolis
County, PA
92 A
#58
Hellertown
County, PA
92 A
#59
Lansdale
County, PA
92 A
#60
Mehoopany
County, PA
92 A
#61
Milroy
County, PA
92 A
#62
New Bethlehem
County, PA
92 A
#63
New Kensington
County, PA
92 A
#64
New Wilmington
County, PA
92 A
#65
Schuylkill Haven
County, PA
92 A
#66
Sharpsville
County, PA
92 A
#67
Somerset
County, PA
92 A
#68
Strasburg
County, PA
92 A
#69
Wyomissing
County, PA
92 A
#70
Adrian
County, PA
91 A
#71
Akron
County, PA
91 A
#72
Clymer
County, PA
91 A

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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