Water Quality in Bryn Mawr, PA (19425)
EPA violation data for public water systems serving ZIP code 19425.
No Health-Based Violations
None of the 26 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are128 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.
17,219
Population
26
Water Systems
128
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (26)
Philadelphia Suburban Water Co
Aqua Pa West Chester
All resolvedPa American Royersford
David Singers & Curtis Jones
Montgomery School
All resolvedVineyard Community Church
Historic Yellow Springs Inc
Chadds Ford Inn
St Matthews School
Sunrise Family Restaurant
Vincent Meeting House
All resolvedAshwood Apartments
St Matthews U C C
Lower Heidelberg Mini Mall
Lifes Patina
All resolvedThe Shops At Pickering Mill
Shoppes Of Eagle Village
Eagleview Trailer Park
Dunnington Company
Senn Trucking
All resolvedMideastern Truck Sales
Just Joes
All resolvedBean & The Bakers
Straughens Catering
Jj Elephant
Mr John Krisch
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.
Used to disinfect water — generally safe at regulated levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Bryn Mawr (19425) has more violations than 97% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 128, 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.