Water Quality in Bryn Mawr, PA (18947)
EPA violation data for public water systems serving ZIP code 18947.
Past Health-Based Violations
2 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 45 monitoring/reporting violations.
More violations than 90% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
6,477
Population
27
Water Systems
47
Violations (5yr)
2
Health-Based
Location
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Water Systems Serving This Area (27)
Phila Sub Water Co
Lower Bucks Co Joint Mun Auth
All resolvedPlumstead Northern System
All resolvedPlumstead Twp Patriots Ridge
All resolvedPlumstead Twp Summer Hill Mead
All resolvedPlumstead Twp Durham Ridge
All resolvedTreasure Island - South
Oaks Restaurant
Plumsteadville Inn
Piper Tavern
2 health-basedTyndale Headquarters
Earthres
All resolvedCactus Grill
Tyndale Warehouse
Lubertos Bakery And Deli
Richards Too Inc
Gardenville Hotel
All resolvedDags
Brads Raw Chips Llc
All Grind Plastics
River Clubhouse
Buxmont Academy
Desiato Vineyards
Buxmont Academy
Boos Firehouse Tavern
Bucksville Shopping Center
Durham Quarters Apts
All resolvedContaminants Found
Missed testing deadlines — not a detection of bacteria.
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 (18947) has more violations than 90% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 47.
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.