Water Quality in Bryn Mawr, PA (18041)
EPA violation data for public water systems serving ZIP code 18041.
Active Health Violations
2 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 100% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
5,768
Population
22
Water Systems
344
Violations (5yr)
2
Health-Based
Location
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Water Systems Serving This Area (22)
Philadelphia Suburban Water Co
Aqua Pa Main System
1 health-basedPhila Sub Water Co
Lca Allentown Division
All resolvedReading Area Water Authority
1 health-basedNorth Penn Water Authority
Pa American Norristown
All resolvedLorimar Park
North Wales Water Authority
All resolvedLower Bucks Co Joint Mun Auth
All resolvedLca Wlsa Central Division
Upper Hanover Water Authority
All resolvedE Greenville Boro Water Dept
All resolvedRed Hill Water Authority
All resolvedVince And Friends
Mr. Donut
Knoll International
Reckley Spring Community Water
All resolvedHyland Mhp
Powderbourne Sportsmans Club
All resolvedFiesta Habanero
Goodyz Llc
Contaminants Found
Annual water quality report delivery requirement.
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 and copper testing requirement. Lead exposure can cause developmental harm in children.
A naturally occurring element that can cause cancer and other health effects 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 (18041) has more violations than 100% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 344.
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.