Water Quality in Bryn Mawr, PA (18972)
EPA violation data for public water systems serving ZIP code 18972.
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 73% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
3,104
Population
19
Water Systems
14
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (19)
Phila Sub Water Co
Lower Bucks Co Joint Mun Auth
All resolvedColonial Woods Fam Campground
Colonial Woods Family Camping
River Valley Waldorf School
All resolvedDogwood Haven Campground
1 health-basedRalph Stover State Park
Delaware Canal State Park
Chef Tells Manor House
Ringing Rocks Campground
Theodore Roosevelt Picnic Area
All resolvedSt Johns United Methodist Chu
All resolvedBridgeton Athletic Assoc
Expresso Magic
Tinicum Pre-School, Inc.
Homestead General Store
Jason House Crp T/A Tara
The Narrows
Delaware Canal State Park
Contaminants Found
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 & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Bryn Mawr (18972) has more violations than 73% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 14.
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.