F15/100
CEDAR GROVE WATER DEPT — Water Quality Report 2026
Serving 12,900 people · New Jersey
Water Source
Purchased Surface Water
County
—
System ID
NJ0704001
Violations
62
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.007 µg/L | 0.004 µg/L | Over Limit |
PFOS | 0.004 µg/L | 0.004 µg/L | Above Goal |
EPA Violation History
4
Violations (last 5yr)
2
Unresolved
3
Health-Related
TIER 3Unresolved
Disinfection byproduct treatment technique failure
TIER 2Unresolved
Public notification violation
When: July 1, 2024 – December 31, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Resolved
Public notification violation
When: January 1, 2023 – June 30, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Public notification violation
When: July 1, 2022 – December 31, 2022Rule: 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 CEDAR GROVE WATER DEPT
Is CEDAR GROVE WATER DEPT water safe to drink?
CEDAR GROVE WATER DEPT water receives a grade of F (15/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 62 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has CEDAR GROVE WATER DEPT detected?
69 contaminants were tested in CEDAR GROVE WATER DEPT's water. Notable contaminants include PFOA, PFOS. 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does CEDAR GROVE WATER DEPT have any EPA violations?
Yes, CEDAR GROVE WATER DEPT has 62 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, TT, MR. 3 are health-based violations.
How many people does CEDAR GROVE WATER DEPT serve?
CEDAR GROVE WATER DEPT serves approximately 12,900 people, New Jersey. The system provides water to 1 community: Cedar Grove Twp.-0704.
What type of water does CEDAR GROVE WATER DEPT provide?
CEDAR GROVE WATER DEPT 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 NJ0704001.
How does CEDAR GROVE WATER DEPT compare to other utilities in New Jersey?
CEDAR GROVE WATER DEPT scores 15/100 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.