Water Quality in Bryn Mawr, PA (19365)
EPA violation data for public water systems serving ZIP code 19365.
Active Health Violations
3 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 97% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
8,006
Population
18
Water Systems
107
Violations (5yr)
3
Health-Based
Location
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Water Systems Serving This Area (18)
Philadelphia Suburban Water Co
Aqua Pa West Chester
All resolvedPa American Royersford
Universal Delaware Inc
Crestwood Community
All resolvedHersheys Farm Market
La Pizzaria
All resolvedUpper Octorara Church/Preschoo
Stoneyhill Mhp
2 health-basedNapolis Pizza
All resolvedCuriosity Corner Day Care Ctr
Schneider Parish Center
All resolvedHighland Court
King Swings
All resolvedKeystone Motel And Owens Place
Tractor Supply Company 762
1 health-basedAra Consulting Services
Chateau Restaurant
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
At high levels, nitrate can cause blue baby syndrome in infants.
Similar to nitrate — harmful to infants at high levels.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Bryn Mawr (19365) has more violations than 97% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 107.
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.