Water Quality in Bryn Mawr, PA (19374)
EPA violation data for public water systems serving ZIP code 19374.
No Health-Based Violations
None of the 7 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are36 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 87% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
434
Population
7
Water Systems
36
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (7)
Philadelphia Suburban Water Co
Aqua Pa West Chester
All resolvedPa American Royersford
Southeastern Chester Co Auth
Lake Rd Mhp Menu Mate Mushroom
All resolvedKaolin Mobilehome Court
Menu Mate Mushroom Farm
Contaminants Found
Used to disinfect water — generally safe at regulated levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Bryn Mawr (19374) has more violations than 87% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 36, 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.