F0/100

HAWTHORNE WATER DEPARTMENT — Water Quality Report 2026

Serving 19,458 people · New Jersey

Water Source
Groundwater
County
System ID
NJ1604001
Violations
257

Contaminant Test Results

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

EPA Violation History

21

Violations (last 5yr)

4

Unresolved

1

Health-Related

TIER 3Unresolved

Failed Level 2 Assessment under Revised Total Coliform Rule

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

When: June 1, 2024 – August 31, 2024Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

Failed Level 2 Assessment under Revised Total Coliform Rule

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

When: June 1, 2024 – August 31, 2024Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Violation related to Turbidity

When: May 1, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: May 1, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: May 1, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: May 1, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: May 1, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: January 14, 2024 – January 31, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: January 14, 2024 – January 31, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: January 14, 2024 – January 31, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: January 14, 2024 – January 31, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: January 14, 2024 – January 31, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: January 14, 2024 – January 31, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Turbidity

When: June 9, 2022 – October 4, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Disinfection byproduct treatment technique failure

When: March 18, 2022 – September 22, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved

Violation related to Consumer Confidence Report

When: January 10, 2022 – May 19, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to E. coli (RTCR)

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

When: January 1, 2022 – January 31, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved

Violation related to E. coli (RTCR)

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

When: January 1, 2022 – January 31, 2022Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Violation related to Consumer Confidence Report

When: October 12, 2021 – December 13, 2021Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved

Violation related to Turbidity

When: September 25, 2021Rule: Ground Water RuleVerify on EPA.gov
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2021 – July 14, 2021Enforcement: 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 HAWTHORNE WATER DEPARTMENT

Is HAWTHORNE WATER DEPARTMENT water safe to drink?

HAWTHORNE WATER DEPARTMENT water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 257 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has HAWTHORNE WATER DEPARTMENT detected?

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

Does HAWTHORNE WATER DEPARTMENT have any EPA violations?

Yes, HAWTHORNE WATER DEPARTMENT has 257 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, Other, TT. 3 are health-based violations.

How many people does HAWTHORNE WATER DEPARTMENT serve?

HAWTHORNE WATER DEPARTMENT serves approximately 19,458 people, New Jersey. The system provides water to 2 communities: Hawthorne Boro-1604, Fair Lawn Boro-0217.

What type of water does HAWTHORNE WATER DEPARTMENT provide?

HAWTHORNE WATER DEPARTMENT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is NJ1604001.

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

HAWTHORNE 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