Water Quality in Bryn Mawr, PA (19475)
EPA violation data for public water systems serving ZIP code 19475.
No Health-Based Violations
None of the 16 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are122 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 97% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
12,298
Population
16
Water Systems
122
Violations (5yr)
0
Health-Based
Location
Loading map...
Water Systems Serving This Area (16)
Philadelphia Suburban Water Co
Aqua Pa West Chester
All resolvedPa American Royersford
Citizens Utilites Home Water
Pa American Phoenixville
Penhurst St Sch Cas
Home Water Co
S E Veterans Center
Kolbs Farm Store
All resolvedCamp Sankanac
Antonios Trattoria Iron Gate
Grace Assembly Of God Church
All resolvedCrofts Tavern
Bethel Umc & Preschool
All resolvedFlavaz Llc
West Dairies
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
Similar to nitrate — harmful to infants at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Bryn Mawr (19475) has more violations than 97% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 122, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.