Water Quality in Colts Neck, NJ (07746)

EPA violation data for public water systems serving ZIP code 07746.

No Health-Based Violations

None of the 8 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.

18,476

Population

8

Water Systems

7

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (8)

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)

Gordons Corner Water Co

All resolved
Purchased surface water 46,196 people served
1 violation (5yr) · All resolved

Marlboro Township Water Utility Division

All resolved
Purchased surface water 29,480 people served
5 violations (5yr) · All resolved
Lead tested: 1 ppb (limit: 15 ppb)

Ymca Camp Arrowhead/Well#1

Groundwater 926 people served
0 violations

Celwave - Plant #1

Groundwater 225 people served
0 violations

Fireside Lounge

Groundwater 75 people served
0 violations

Andiron Inn

Groundwater 30 people served
0 violations

Fireside Lodge Bar

Groundwater 29 people served
0 violations

Contaminants Found

Lead and Copper RuleMonitoring

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

5 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
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 (07746) 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.

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