Water Quality in Bryn Mawr, PA (19438)
EPA violation data for public water systems serving ZIP code 19438.
Past Health-Based Violations
1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 50 monitoring/reporting violations.
More violations than 91% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
25,438
Population
26
Water Systems
51
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (26)
Philadelphia Suburban Water Co
Aqua Pa Main System
1 health-basedNorth Penn Water Authority
Pa American Norristown
All resolvedLorimar Park
North Wales Water Authority
All resolvedHardleys Ville Insurance Co.
Fischer'S Pool
Merchants Plaza
Salford Mennonite Child Care
All resolvedHarleysville Community Center
Martech Medical Products
Harleysville Dairy Queen
Energy Station Restaurant
New Life Youth & Family Servic
N W Controls
Funky Bunny Cafe
All resolvedMarket At Main
All resolvedHarleysville National Bank
Nyce Printing Company
The Golden Lunch
V & M Steaks
Double Dipper Deli
Harleysville Rental
Alderfer Bakery
Cloud Nine Showbar
All resolvedContaminants Found
Missed testing deadlines — not a detection of bacteria.
A naturally occurring element that can cause cancer and other health effects at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Bryn Mawr (19438) has more violations than 91% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 51.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Whole House Carbon Filter
A solid baseline for improving overall water quality. Reduces chlorine, sediment, and many common contaminants throughout your entire home.
Targets:Chlorine, Sediment, Taste & Odor
Look for:NSF/ANSI 42 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.