Water Quality in Allentown, PA (18078)
EPA violation data for public water systems serving ZIP code 18078.
Active Health Violations
2 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 86% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
7,857
Population
27
Water Systems
33
Violations (5yr)
2
Health-Based
Location
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Water Systems Serving This Area (27)
Lca Allentown Division
All resolvedLca Wlsa Central Division
Lehigh Carbon Community Colleg
All resolvedLehigh Career & Technical Inst
All resolvedLehigh Co Community College
Sand Spring Water Co
Schnecksville Elementary Sch
Lehigh Valley Zoo
Whitehall Quick Mart
Copeechan Fish And Game Club
Crest - Wayside
Schnecksville Grange 1684
Steaks 'N More
Crystal Spring Dairy Farm
Orchard View Swim Club
Papa'S
Sliders Pub
1 health-basedTom Hall Auction Gallery
1 health-basedCliu Lehigh Learning & Adj Sch
All resolvedBaer'S Trailer Court
Baers Mobile Home Court
Orchard View Swim Club
Gus Bolds Trailer Park
Carbon-Lehigh I U
Bear Enterprises
Indian Head Campground
All resolvedParkland Court
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.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Allentown (18078) has more violations than 86% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 33.
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.