Water Quality in Bryn Mawr, PA (18077)
EPA violation data for public water systems serving ZIP code 18077.
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 64 monitoring/reporting violations.
More violations than 93% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
2,203
Population
14
Water Systems
65
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (14)
Phila Sub Water Co
City Of Bethlehem
All resolvedEaston Area Water System
Lower Bucks Co Joint Mun Auth
All resolvedEaston Suburban Water Auth
Northampton Boro Muni Auth
All resolvedRiegelsville Water Authority
1 health-basedDurham Inn
Durham Valley Farm
Dan Shantz Farmer'S Market
Someday Cafe
All resolvedBrown Terrace
Mono Village C/O R Moninghoff
Mono Village
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Similar to nitrate — harmful to infants at high levels.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Bryn Mawr (18077) has more violations than 93% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 65.
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.