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F0/100

PEQUANNOCK TWP WATER DEPARTMENT — Water Quality Report 2026

Serving 14,010 people · New Jersey

Water Source
Purchased Surface Water
County
—
System ID
NJ1431001
Violations
162

Contaminant Test Results

1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Lead (90th percentile)
0.005 mg/L0.015 mg/LAbove Goal

EPA Violation History

9

Violations (last 5yr)

4

Unresolved

0

Health-Related

TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2025 – July 18, 2025Enforcement: Resolving — corrective action underway
TIER 3Unresolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2024 – December 31, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

Failed to issue ongoing public notification

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: September 29, 2023 – May 11, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2023 – December 31, 2023Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Failed to complete routine monitoring

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2022 – July 31, 2022Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2022 – December 31, 2022Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: January 1, 2022 – June 28, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2021 – December 31, 2021Rule: Ground Water RuleEnforcement: Resolving — corrective action underway

Understanding violation severity

Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.

Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly

Frequently Asked Questions About PEQUANNOCK TWP WATER DEPARTMENT

Is PEQUANNOCK TWP WATER DEPARTMENT water safe to drink?

PEQUANNOCK TWP WATER DEPARTMENT water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 162 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has PEQUANNOCK TWP WATER DEPARTMENT detected?

69 contaminants were tested in PEQUANNOCK TWP WATER DEPARTMENT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does PEQUANNOCK TWP WATER DEPARTMENT have any EPA violations?

Yes, PEQUANNOCK TWP WATER DEPARTMENT has 162 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, MCL. 10 are health-based violations.

How many people does PEQUANNOCK TWP WATER DEPARTMENT serve?

PEQUANNOCK TWP WATER DEPARTMENT serves approximately 14,010 people, New Jersey. The system provides water to 2 communities: Pequannock Twp.-1431, Lincoln Park Boro-1416.

What type of water does PEQUANNOCK TWP WATER DEPARTMENT provide?

PEQUANNOCK TWP WATER DEPARTMENT sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is NJ1431001.

How does PEQUANNOCK TWP WATER DEPARTMENT compare to other utilities in New Jersey?

PEQUANNOCK TWP WATER DEPARTMENT scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our New Jersey state page for a full comparison of water systems.

Cities Served

Pequannock Twp.-1431Lincoln Park Boro-1416