Passaic County tap water
11 of 13 water systems serving Passaic County with full PFAS testing averaged above a 2024 federal PFAS level at one or more sampling points.
- 29 community water systems list this county as served; 13 serve 3,300+ people with full PFAS testing.
- 9 had a health-based violation since 2021-10-26.
Largest systems serving this county
| System | Source | People served (whole system) | PFAS above a 2024 level? | Violations since 2021-10-26 |
|---|---|---|---|---|
| Passaic Valley Water Commission | Surface water | 310,483 | Yes | 0 |
| NJ American Water - Short Hills | Surface water | 217,230 | Yes | 0 |
| Township of Wayne | Purchased surface water | 55,000 | No | 0 |
| Hawthorne Water department | Groundwater | 19,458 | No | 1 |
| Manchester Utilities Authority | Purchased surface water | 12,000 | Yes | 4 |
| Pompton Lakes Mua | Groundwater | 11,435 | Yes | 0 |
| NJ American Water - Little Falls | Purchased surface water | 11,247 | Yes | 0 |
| Totowa W dept | Purchased surface water | 10,804 | Yes | 0 |
| Wanaque W dept. | Purchased surface water | 10,266 | Yes | 3 |
| Ringwood Water department | Purchased surface water | 9,327 | Yes | 2 |
| Bloomingdale Water dept | Purchased surface water | 7,742 | Yes | 2 |
| Butler Water dept | Surface water | 7,630 | Yes | 1 |
Which one is yours? A county usually has several utilities. Your bill or your utility's annual water-quality report names yours. Population is for the whole system, which can cross county lines.
Not medical or legal advice. UCMR 5 results are screening data, not compliance determinations.
Sources and freshness
Public-water-system facts, violations and lead/copper results: EPA ECHO SDWA download (SDWIS snapshot 2026-10-13). PFAS and lithium results: EPA UCMR 5 final data (sampling 2023–2025). Both are U.S. government works, downloaded 2026-10-26. Numbers are computed by the published method; the same fields are in the open data files.