Aqua Nj - Hamilton Square
PWSID NJ1103001 · Hamilton, New Jersey · serves 39,128 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOA | 11.6 ppt | 4 ppt | 9/3/2025 |
| PFOS | 11.4 ppt | 4 ppt | 3/25/2025 |
| PFOS | 11.3 ppt | 4 ppt | 9/3/2025 |
| PFOA | 11 ppt | 4 ppt | 3/25/2025 |
| PFOA | 10.9 ppt | 4 ppt | 9/3/2025 |
| PFHxS | 10.4 ppt | 10 ppt | 3/25/2025 |
| PFOA | 10 ppt | 4 ppt | 3/25/2025 |
| PFHxS | 10 ppt | 10 ppt | 9/3/2025 |
| PFOA | 8 ppt | 4 ppt | 3/25/2025 |
| PFOS | 7.9 ppt | 4 ppt | 3/25/2025 |
| PFOS | 7.8 ppt | 4 ppt | 9/3/2025 |
| PFOA | 7.2 ppt | 4 ppt | 9/3/2025 |
| PFOA | 6.9 ppt | 4 ppt | 3/25/2025 |
| PFOS | 6.4 ppt | 4 ppt | 9/3/2025 |
| PFHxA | 5.4 ppt | — | 3/25/2025 |
| PFHxA | 5.4 ppt | — | 9/3/2025 |
| PFOS | 5.2 ppt | 4 ppt | 3/25/2025 |
| PFPeA | 4.6 ppt | — | 3/25/2025 |
| PFHxA | 4.5 ppt | — | 9/3/2025 |
| PFPeA | 4.5 ppt | — | 9/3/2025 |
| PFPeA | 4.3 ppt | — | 9/3/2025 |
| PFHxA | 3.9 ppt | — | 3/25/2025 |
| PFPeA | 3.9 ppt | — | 3/25/2025 |
| PFPeA | 3.9 ppt | — | 3/25/2025 |
| PFHxA | 3.8 ppt | — | 3/25/2025 |
| PFHxS | 3.6 ppt | 10 ppt | 3/25/2025 |
| PFHxS | 3.5 ppt | 10 ppt | 9/3/2025 |
| PFHpA | 3.4 ppt | — | 9/3/2025 |
| PFHpA | 3.4 ppt | — | 9/3/2025 |
| PFHpA | 3.2 ppt | — | 3/25/2025 |
| PFHpA | 3.1 ppt | — | 3/25/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-07-01 | Lead and Copper Rule | MR | No | Archived |
| 2024-01-01 | Gross Alpha, Excl. Radon and U | MR | No | Archived |
| 2024-01-01 | Combined Uranium | MR | No | Archived |
| 2024-01-01 | Combined Radium (-226 and -228) | MR | No | Archived |
| 2024-01-01 | Radium-226 | MR | No | Archived |
| 2024-01-01 | Radium-228 | MR | No | Archived |
| 2023-12-30 | Lead and Copper Rule | MR | No | Unaddressed |
| 2023-10-03 | E. COLI | MR | No | Unaddressed |
| 2023-07-01 | Gross Alpha, Excl. Radon and U | MR | No | Resolved |
| 2023-07-01 | Combined Uranium | MR | No | Resolved |
| 2023-07-01 | Combined Radium (-226 and -228) | MR | No | Resolved |
| 2023-07-01 | Radium-226 | MR | No | Resolved |
| 2023-07-01 | Radium-228 | MR | No | Resolved |
| 2023-07-01 | Lead and Copper Rule | MR | No | Archived |
| 2023-01-01 | Nitrate | MR | No | Resolved |