Water Quality in Bryn Mawr, PA (18944)
EPA violation data for public water systems serving ZIP code 18944.
Past Health-Based Violations
5 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 90 monitoring/reporting violations.
More violations than 96% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
27,570
Population
33
Water Systems
95
Violations (5yr)
5
Health-Based
Location
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Water Systems Serving This Area (33)
Phila Sub Water Co
Lower Bucks Co Joint Mun Auth
All resolvedBedminster Mun Auth
All resolvedJohn Grasse Elementary School
Upper Bucks Technical School
All resolvedMargaret Seylar Elem School
Penn View Farm
Markey Centennial Park
R Deibler Elem School
Pennland Farms
Bedminster Elem School
Country Place
All resolvedThe Keelersville Club
Rockhill Filling Station
All resolvedCastillos Restaurant
Bucks County Outfitters
Green Pasture Day Camp
Hanover Commons
All resolvedCasale Dimaggio
Pa St Police-Troop M
Dairy Queen Bedminster
All resolvedThe Lake House Inn
Bishop Estate Vineyard
All resolvedPearl S Buck International
All resolvedTop Star Express #118
5 health-basedBasilicos Pizza
All resolvedThe Perkasie Pub
Frostie Cup
Revivals Restaurant & Banquets
Mt. Alto Mini Market
The Village Farm
Josephs Italian Market
Elephant Hotel
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Missed testing deadlines — not a detection of bacteria.
Similar to nitrate — harmful to infants at high levels.
Used to disinfect water — generally safe at regulated levels.
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 (18944) has more violations than 96% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 95.
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.
Reverse Osmosis System
One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.
Targets:Nitrate, Nitrite, Dissolved Solids
Look for:NSF/ANSI 58 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.