WaterQ

City Water Quality Rankings in Pennsylvania

467 cities ranked by drinking water quality.

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Popular city water quality comparisons

Berwick, PA vs East Freedom, PA Compare → Easton, PA vs Farmington, PA Compare → Gap, PA vs Hatfield, PA Compare → Jefferson Hills, PA vs Seven Fields, PA Compare →

Trending Cities

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#25
Hamburg
County, PA
97 A
#26
Hummelstown
County, PA
97 A
#27
Seneca
County, PA
97 A
#28
Spinnerstown
County, PA
97 A
#29
Vanport
County, PA
97 A
#30
Chicora
County, PA
96 A
#31
Girard
County, PA
96 A
#32
Halifax
County, PA
96 A
#33
Intercourse
County, PA
96 A
#34
Jamison
County, PA
96 A
#35
New Castle
County, PA
96 A
#36
Nicholson
County, PA
96 A
#37
Petrolia
County, PA
96 A
#38
Wyomissing
County, PA
96 A
#39
Boyers
County, PA
95 A
#40
Brookville
County, PA
95 A
#41
Clarks Summit
County, PA
95 A
#42
Kutztown
County, PA
95 A
#43
Leola
County, PA
95 A
#44
Sarver
County, PA
95 A
#45
Trappe
County, PA
95 A
#46
Wilkes Barre
County, PA
95 A
#47
York Springs
County, PA
95 A
#48
Akron
County, PA
94 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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