Water Quality in Allentown, PA (18104)
EPA violation data for public water systems serving ZIP code 18104.
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 87% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
48,683
Population
60
Water Systems
37
Violations (5yr)
2
Health-Based
Location
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Water Systems Serving This Area (60)
Lca Allentown Division
All resolvedLca Wlsa Central Division
Swt Main System
Dorney Park/Wildwater Kingdom
Cedarbrook Water Sys
Swt Allentown Cons System
Holiday Inn West
Orefield Middle School
S Whitehall Twp (Crest Garden)
Parkway Wco.
Nestle Purina Petcare Co
Village Inn Restaurant
Village Inn Restaurant
Grandview Water Co
Shankweilers Drive In Theater
All resolvedJordan United Church Of Christ
A K A Dante Roma Water Company
Grandview Water Company
Trivet Family Restaurant I
Star Plaza
Jordan Ucc Church R Harting
Camp Olympic
Grumpys Bar B Que Roadhouse
1 health-basedMcdonalds Rest New Milford
Swta - Whitehall Cons. System
Iron Lakes Country Club
Swta-Bridgeview
Nestles Purina Petcare Co
Food Lane Location 2
P J At The Walbert
Susquehanna Division Serv Pp&L
Burger King
Villa Rosa Restaurant & Pizza
Chicken Lounge
Kuhnsville Grove
Tourist Inn
Kuhnsville Hotel
Chuckwagon Roundups
Brainerd Presbyterian Center
Troxell Building
All resolvedK Mart-Allentown
Does Ice Cream Parlour
Morgans Restaurant
Carvel Dairy Store
Ppl Electric Utilities Corp
Swta-Sieger Gardens
A Childs Future Elc
All resolvedGeo Specialty Chem Allentown
All resolvedPizza Hut #603001
Izaak Walton Campground
Miracle League Of The Lv Field
1 health-basedPpl Quarryville Svc Ctr
Wertman'S Mobilehome Court
Ranch House Motel
Aq Dental
Parkland Farms Development
R Johns Two
Trexler Environmental Center
Forest Inn Trailer Park
Goodharts
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
Similar to nitrate — harmful to infants at high levels.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Used to disinfect water — generally safe at regulated levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Allentown (18104) has more violations than 87% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 37.
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.