Water Quality in Bryn Mawr, PA (18917)
EPA violation data for public water systems serving ZIP code 18917.
Active Health Violations
1 health-based violation 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 94% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
2,216
Population
16
Water Systems
73
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (16)
Phila Sub Water Co
Lower Bucks Co Joint Mun Auth
All resolvedBorough Of Dublin
Southgate Commons
Whistlewood Apts
Dublin Family Restaurant
Hellericks Family Farm Inc
1 health-basedDublin Acres Homeowners Assoc
All resolvedBucks Run Apartments
All resolvedLubertos Brick Oven Inc.
Deep Run Packing Company
Dublin Inn Inc
St Lukes Nursery School
Livolsi'S Restaurant
Dublin Dairy Queen
Two Sons Cat. Commissarys
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
At high levels, nitrate can cause blue baby syndrome in infants.
Similar to nitrate — harmful to infants at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Bryn Mawr (18917) has more violations than 94% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 73.
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.
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) 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.