MAHWAH WATER DEPARTMENT
Community Water System · New Jersey · MAHWAH
PWSID: NJ0233001
Has Violations
Population Served
26.8K
Service Connections
8.8K
Total Violations
54
Health-Based Violations
5
Lead & Copper Data
Lead Level
Caution4.38 ppb
Action Level: 15 ppb (EPA) · Sampled: 2024-12-31
015 ppb action level
Copper Level
1900 ppb
Action Level: 1,300 ppb (EPA) · Sampled: 2001-12-31
Copper action level exceeded
System Details
- Water Source
- Surface Water
- System Type
- Community Water System
- City
- MAHWAH
- ZIP Code
- 07430
- Counties Served
- Bergen
- Cities Served
- MAHWAH TWP-0233
- Open Violations
- 0
- State
- New Jersey
Violation Summary
54
Total Violations
5
Health-Based
0
Open Now
Most recent violation: 2025-01-01
Explore New Jersey Water Quality
See all water systems, lead data, and violation trends for New Jersey.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: NJ0233001.SafeWater Home