Water Quality in Bryn Mawr, PA (19446)
EPA violation data for public water systems serving ZIP code 19446.
Active Health Violations
3 health-based violations 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 95% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
61,848
Population
35
Water Systems
82
Violations (5yr)
3
Health-Based
Location
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Water Systems Serving This Area (35)
Philadelphia Suburban Water Co
Aqua Pa Main System
1 health-basedNorth Penn Water Authority
Pa American Norristown
All resolvedLorimar Park
North Wales Water Authority
All resolvedNorth Penn Water Auth
North Penn Water Auth E Rockh
Bae Systems
North Penn Water Authority
Npwa-Bethel Grant
Christopher Dock Mennonite Sch
Lehigh Valley Dairies Ntnc
All resolvedCamp Calvary
1 health-basedWentzs United Church Of Christ
Hungarian Sports Club
Merrymead Farm
Stewart Bldg. (Fino'S Pizza)
Sittlers Mhp
All resolvedNorth Penn Water Auth-Hilltown
Npwa-Heiser System
Country Commons
All resolvedNpwa-Harrisontown
Dock Woods Community
All resolvedQuaker View Mobile Home Park
Frog Hollow Racquet Club
1 health-basedDavid Kennedy/Edward Mullew
Macs Square Dance Barn
Altemose Trailer Park
Dollar General Bethel
Morgan Hughes Homestead
Spring Tech Corp
Merry Mead Farms
Gwynedd Square Church
Bambi Day School
Contaminants Found
Similar to nitrate — harmful to infants at high levels.
At high levels, nitrate can cause blue baby syndrome in infants.
A naturally occurring element that can cause cancer and other health effects at high levels.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Bryn Mawr (19446) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 82.
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.