Water Quality in Newark, NJ (07004)
EPA violation data for public water systems serving ZIP code 07004.
Active Health Violations
13 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 98% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
7,824
Population
18
Water Systems
162
Violations (5yr)
13
Health-Based
Location
Loading map...
Water Systems Serving This Area (18)
Newark Water Department
1 health-basedNj American Water - Short Hills
East Orange Water Commission
Bloomfield Water Department
3 health-basedMontclair Water Bureau
1 health-basedBelleville Water Dept
3 health-basedFairfield Water Dept
All resolvedEssex County Utilities Authority
Nj Y Cedar Lake Nah Jee Camps
5 health-basedThe Nj Ymha Ywha Camps
Lomardis
Nj Y Camping Center
Hudson Valley Apartments
All resolvedM&T Restaurant
Skyline Auto Exchange
Louie'S Pizzeria
All resolvedMainland Development Corp
Fluid Systems
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Annual water quality report delivery requirement.
At high levels, nitrate can cause blue baby syndrome in infants.
Used to disinfect water — generally safe at regulated levels.
Similar to nitrate — harmful to infants at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
Newark (07004) has more violations than 98% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 162.
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
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
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.