Mountain Lakes Water Dep
PWSID: NJ1425001
System Details
| Population Served | 4,012 |
| Service Connections | 1,501 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Riverdale |
| Zip Code | 07457 |
Areas Served
- Boonton Twp.-1402,denville Twp.-1408,mountain Lakes Boro-1425,parsippany Troy-hills-1429, Morris County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0053 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0040 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0025 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0020 mg/L | 0.015 mg/L | Below Action Level |
1 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2021-07-01 | | Open |
Violation History (14 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-08-01 | Major | Acknowledged |
| | 2025-07-01 | Major | Acknowledged |
| | 2024-07-01 | | Returned to Compliance |
| | 2024-07-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2021-04-01 | | Returned to Compliance |
| | 2016-07-01 | | Returned to Compliance |
| | 2014-07-01 | | Returned to Compliance |
| | 2013-07-01 | | Returned to Compliance |
| | 2011-07-01 | | Returned to Compliance |