Water Quality in Colts Neck, NJ (07733)

EPA violation data for public water systems serving ZIP code 07733.

No Health-Based Violations

None of the 11 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are7 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 60% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

17,166

Population

11

Water Systems

7

Violations (5yr)

0

Health-Based

Location

Loading map...

Water Systems Serving This Area (11)

Nj American Water - Coastal North

All resolved
Surface water 377,613 people served
1 violation (5yr) · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Monmouth Co Bd Of Recrea

Groundwater 950 people served
0 violations

Monmouth Co Bd Of Recrea

Groundwater 500 people served
0 violations

Harvard Electronics Well

Groundwater 250 people served
0 violations

Harvard Electronics Well

Groundwater 250 people served
0 violations

Colts Neck Citgo

Groundwater 203 people served
0 violations

Monmouth Co Bd Of Recrea

Groundwater 200 people served
0 violations

Trevose Citgo

Groundwater 100 people served
0 violations

Software Shop Systems

Groundwater 70 people served
0 violations

Sons Of Norway Lodge #46

Groundwater 70 people served
6 violations (5yr)

Holmdel Park Mon Cty Prk

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

6 violations
Has active
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Colts Neck (07733) has more violations than 60% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 7, most of which are monitoring/reporting issues.

Fewer violations 60th percentile More violations

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.

Nearby ZIP Codes

Check Another ZIP Code