F0/100
PARSIPPANY-TROY HILLS WATER DEPARTMENT — Water Quality Report 2026
Serving 50,400 people · New Jersey
Water Source
Purchased Surface Water
County
—
System ID
NJ1429001
Violations
216
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.004 µg/L | 0.004 µg/L | Over Limit |
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed to conduct Level 1 Assessment
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: March 22, 2023 – May 19, 2023Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
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: March 1, 2023 – March 15, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
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: January 1, 2023 – March 15, 2023Rule: Stage 1 DBPREnforcement: 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 PARSIPPANY-TROY HILLS WATER DEPARTMENT
Is PARSIPPANY-TROY HILLS WATER DEPARTMENT water safe to drink?
PARSIPPANY-TROY HILLS WATER DEPARTMENT water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 216 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has PARSIPPANY-TROY HILLS WATER DEPARTMENT detected?
69 contaminants were tested in PARSIPPANY-TROY HILLS WATER DEPARTMENT's water. Notable contaminants include PFOA, Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does PARSIPPANY-TROY HILLS WATER DEPARTMENT have any EPA violations?
Yes, PARSIPPANY-TROY HILLS WATER DEPARTMENT has 216 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, Other, TT. 5 are health-based violations.
How many people does PARSIPPANY-TROY HILLS WATER DEPARTMENT serve?
PARSIPPANY-TROY HILLS WATER DEPARTMENT serves approximately 50,400 people, New Jersey. The system provides water to 1 community: Parsippany Troy-Hills-1429.
What type of water does PARSIPPANY-TROY HILLS WATER DEPARTMENT provide?
PARSIPPANY-TROY HILLS 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 NJ1429001.
How does PARSIPPANY-TROY HILLS WATER DEPARTMENT compare to other utilities in New Jersey?
PARSIPPANY-TROY HILLS 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.