City Water Quality Rankings in Pennsylvania
464 cities ranked by drinking water quality.
Popular city water quality comparisons
Trending Cities
#145
Grantville
County, PA
85 B
#146 Landisville
County, PA
85 B
#147 Milford
County, PA
85 B
#148 Slippery Rock
County, PA
85 B
#149 Auburn
County, PA
84 B
#150 Bangor
County, PA
84 B
#151 Conyngham
County, PA
84 B
#152 East Earl
County, PA
84 B
#153 East Freedom
County, PA
84 B
#154 Emmaus
County, PA
84 B
#155 Fairfield
County, PA
84 B
#156 Fredericksburg
County, PA
84 B
#157 Lebanon
County, PA
84 B
#158 Lehighton
County, PA
84 B
#159 Millersville
County, PA
84 B
#160 Newville
County, PA
84 B
#161 Port Allegany
County, PA
84 B
#162 Shamokin
County, PA
84 B
#163 Springboro
County, PA
84 B
#164 Tobyhanna
County, PA
84 B
#165 Williamsburg
County, PA
84 B
#166 Honesdale
County, PA
83 B
#167 Mifflinburg
County, PA
83 B
#168 Palmerton
County, PA
83 B
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.