Water Quality in Allentown, PA (18066)
EPA violation data for public water systems serving ZIP code 18066.
Active Health Violations
10 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 96% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
6,102
Population
52
Water Systems
99
Violations (5yr)
10
Health-Based
Location
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Water Systems Serving This Area (52)
Lca Allentown Division
All resolvedLca Wlsa Central Division
Nwlsd High School
Nwlsd Middle School
All resolvedNwlsd Elementary School
Nwlsd Weisenberg Elementary
Allentown Lehigh Valley Koa
All resolvedNew Tripoli 7 Day Adventist
Bear Rock Junction Mini Golf
All resolvedOntelaunee Campgroud
Spirit Of The Mountain
New Tripoli Plaza
Northwestern Ambulance Corps
Heidelberg Ucc Church
Olde Homestead Golf Club
Jacobs Church
The Buttered Crumb
All resolvedBloses Market
New Tripoli 7th Day Adventist
Grace Community Church
All resolvedEbenezer United Ch Of Christ
Two Kings Pizzeria
All resolvedPizza Junction
Katies Macalush Family Rest
1 health-basedThunderhead Lodge
All resolvedGiuseppes Ristorante
2 health-basedR & C Service Center
Sal'S Pizza
Creative Kids North
Kempton Sportswear
Lehigh Enhanced Autism School
All resolvedSt Peters Union Ch Of Lynnvill
Sandy Mount Swim Club
Hickory Grill
Total Golf-Pa Ltd
Bear Rock Jct Corn Maze
N Western Recreation Comm Park
Butternut Inn
Wood On Tap
New Tripoli Hotel
1 health-basedFeinours Citgo
Ontelaunee Park
Cornerstone Living
2 health-basedLos Chilitos
All resolvedGrims Mobile Home Court
Lynnville Hotel
All resolvedLilliput Corner Learning Centr
Crossroads Mhp
1 health-basedWillow Haven Farm
3 health-basedHartman'S Mobile Food
North End Rod & Gun Club
Werleys Corner Hotel
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.
Annual water quality report delivery requirement.
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?
Allentown (18066) has more violations than 96% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 99.
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.