Madison Water Dept
PWSID NJ1417001 · Madison, New Jersey · serves 15,820 people · groundwater source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOA | 9.6 ppt | 4 ppt | 5/29/2025 |
| PFOA | 9.4 ppt | 4 ppt | 10/7/2024 |
| PFOA | 7.4 ppt | 4 ppt | 10/7/2024 |
| PFOA | 6 ppt | 4 ppt | 4/15/2025 |
| PFBA | 5.1 ppt | — | 5/29/2025 |
| PFBS | 4.9 ppt | — | 5/29/2025 |
| PFPeA | 4.7 ppt | — | 5/29/2025 |
| PFOA | 4.6 ppt | 4 ppt | 4/15/2025 |
| PFOA | 4.4 ppt | 4 ppt | 4/15/2025 |
| PFOA | 4 ppt | 4 ppt | 10/7/2024 |
| PFHxA | 3.8 ppt | — | 5/29/2025 |
| PFPeA | 3.3 ppt | — | 10/7/2024 |
| PFBS | 3.2 ppt | — | 10/7/2024 |
| PFPeA | 3.1 ppt | — | 4/15/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2025-07-01 | TTHM | MR | No | Resolved |
| 2025-07-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |
| 2025-01-01 | TTHM | MR | No | Archived |
| 2025-01-01 | Total Haloacetic Acids (HAA5) | MR | No | Archived |
| 2024-08-02 | E. COLI | MR | No | Unaddressed |
| 2023-08-16 | E. COLI | MR | No | Unaddressed |