Water Quality in Bryn Mawr, PA (18964)
EPA violation data for public water systems serving ZIP code 18964.
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 77 monitoring/reporting violations.
More violations than 95% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
14,546
Population
21
Water Systems
78
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (21)
Philadelphia Suburban Water Co
Aqua Pa Main System
1 health-basedPhila Sub Water Co
North Penn Water Authority
Pa American Norristown
All resolvedLorimar Park
North Wales Water Authority
All resolvedLower Bucks Co Joint Mun Auth
All resolvedMopac Souderton Beef Division
Salford Hills Elem School
All resolvedLeidys Inc
All resolvedR T French Co.
Souderton Shopping Center
Chl Systems
Mopac Souderton Rendering Div
Tinius Olsen Testing Mach. Co.
R & J Farmers Market
Mopac-Mainland Beef Grinding
One Village Coffee
All resolvedBrach & Brock Confections
Pure Flow Water Condition Inc
All resolvedContaminants Found
Missed testing deadlines — not a detection of bacteria.
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.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Bryn Mawr (18964) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 78.
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.