Water Quality in Allentown, PA (18034)
EPA violation data for public water systems serving ZIP code 18034.
No Health-Based Violations
None of the 17 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are38 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 88% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
9,209
Population
17
Water Systems
38
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (17)
Lca Allentown Division
All resolvedLca Wlsa Central Division
Upper Saucon Twp Water Supply
All resolvedDesales University
All resolvedPennington Exxon Service Station
Mcdonalds Gap
Kramer Mobilehome Park
Grace Moravian Church
Harmony Water Service
Center Valley Motel & Mhp
Wescosville Plaza
Upper Saucon Colonial Crest
Scottys Manufactured Homes
Cherry Mobile Home Park
All resolvedBlue Jay Trailer Park
Community Health & Dental Care
All resolvedWindsor Hotel
Contaminants Found
Similar to nitrate — harmful to infants at high levels.
At high levels, nitrate can cause blue baby syndrome in infants.
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Allentown (18034) has more violations than 88% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 38, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.