Ringwood Water Department
PWSID NJ1611002 · Ringwood, New Jersey · serves 9,327 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOA | 12.3 ppt | 4 ppt | 1/15/2025 |
| PFOA | 10.8 ppt | 4 ppt | 1/15/2025 |
| PFOA | 10.7 ppt | 4 ppt | 7/14/2025 |
| PFOA | 10.6 ppt | 4 ppt | 1/15/2025 |
| PFPeA | 9.7 ppt | — | 1/15/2025 |
| PFPeA | 9.4 ppt | — | 1/15/2025 |
| PFOS | 8.8 ppt | 4 ppt | 1/15/2025 |
| PFHxA | 8.7 ppt | — | 1/15/2025 |
| PFHxA | 8.6 ppt | — | 1/15/2025 |
| PFOS | 8 ppt | 4 ppt | 7/14/2025 |
| PFPeA | 7.6 ppt | — | 7/14/2025 |
| PFHxA | 7.1 ppt | — | 7/14/2025 |
| PFOA | 7 ppt | 4 ppt | 8/26/2025 |
| PFPeA | 6.9 ppt | — | 1/15/2025 |
| PFOS | 6.8 ppt | 4 ppt | 1/15/2025 |
| PFHxA | 6.8 ppt | — | 1/15/2025 |
| PFOS | 6.7 ppt | 4 ppt | 1/15/2025 |
| PFOS | 6.4 ppt | 4 ppt | 9/9/2025 |
| PFOS | 6.2 ppt | 4 ppt | 7/14/2025 |
| PFOS | 6.1 ppt | 4 ppt | 10/14/2025 |
| PFOA | 5.9 ppt | 4 ppt | 7/14/2025 |
| PFOS | 5.9 ppt | 4 ppt | 8/26/2025 |
| PFOA | 5.8 ppt | 4 ppt | 1/15/2025 |
| PFOA | 5.6 ppt | 4 ppt | 10/14/2025 |
| PFOA | 5.5 ppt | 4 ppt | 9/9/2025 |
| PFOA | 5.4 ppt | 4 ppt | 7/14/2025 |
| PFBA | 5.2 ppt | — | 1/15/2025 |
| PFOS | 5.2 ppt | 4 ppt | 7/14/2025 |
| PFBS | 5.2 ppt | — | 1/15/2025 |
| PFBA | 5.2 ppt | — | 1/15/2025 |
| PFOS | 5 ppt | 4 ppt | 1/15/2025 |
| PFBS | 4.1 ppt | — | 1/15/2025 |
| PFBS | 4 ppt | — | 7/14/2025 |
| PFBS | 4 ppt | — | 1/15/2025 |
| PFHpA | 3.6 ppt | — | 1/15/2025 |
| PFHpA | 3.6 ppt | — | 1/15/2025 |
| PFBS | 3.3 ppt | — | 8/26/2025 |
| PFHpA | 3.2 ppt | — | 1/15/2025 |
| PFHxS | 3.1 ppt | 10 ppt | 7/14/2025 |
| PFHxS | 3 ppt | 10 ppt | 1/15/2025 |
| PFBS | 3 ppt | — | 1/15/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-04-01 | Lead and Copper Rule | MR | No | Unaddressed |
| 2025-07-01 | Lead and Copper Rule | MR | No | Archived |
| 2025-06-23 | Revised Total Coliform Rule | RPT | No | Unaddressed |
| 2025-06-17 | E. COLI | MR | No | Unaddressed |
| 2025-06-17 | E. COLI | MR | No | Unaddressed |
| 2025-01-01 | Lead and Copper Rule | MR | No | Archived |
| 2024-12-30 | Lead and Copper Rule | MR | No | Resolved |
| 2024-10-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-09-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-07-01 | Radium-228 | MR | No | Resolved |
| 2024-07-01 | Radium-226 | MR | No | Resolved |
| 2024-07-01 | Combined Radium (-226 and -228) | MR | No | Resolved |
| 2024-07-01 | Gross Alpha, Excl. Radon and U | MR | No | Resolved |
| 2024-07-01 | Lead and Copper Rule | MR | No | Resolved |
| 2024-07-01 | Lead and Copper Rule | MR | No | Resolved |
| 2024-01-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Lead and Copper Rule | MR | No | Resolved |
| 2024-01-01 | Lead and Copper Rule | MR | No | Resolved |
| 2023-10-01 | Gross Alpha, Excl. Radon and U | MR | No | Resolved |
| 2022-05-18 | Revised Total Coliform Rule | Other | No | Resolved |