Ho Ho Kus Water Dept
PWSID NJ0228001 · Hohokus Boro, New Jersey · serves 4,060 people · groundwater source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOA | 30.4 ppt | 4 ppt | 8/14/2023 |
| PFOA | 29.3 ppt | 4 ppt | 8/14/2023 |
| PFOA | 27.5 ppt | 4 ppt | 2/8/2023 |
| PFOA | 25 ppt | 4 ppt | 2/8/2023 |
| PFOA | 23.8 ppt | 4 ppt | 8/14/2023 |
| PFOA | 21.6 ppt | 4 ppt | 8/14/2023 |
| PFOS | 21 ppt | 4 ppt | 8/14/2023 |
| PFOA | 20.9 ppt | 4 ppt | 2/8/2023 |
| PFOA | 20.3 ppt | 4 ppt | 2/8/2023 |
| PFOS | 16.1 ppt | 4 ppt | 2/8/2023 |
| PFNA | 16.1 ppt | 10 ppt | 8/14/2023 |
| PFOS | 14.4 ppt | 4 ppt | 8/14/2023 |
| PFPeA | 14 ppt | — | 8/14/2023 |
| PFBS | 13.8 ppt | — | 2/8/2023 |
| PFBS | 13.5 ppt | — | 8/14/2023 |
| PFHxA | 12.4 ppt | — | 8/14/2023 |
| PFNA | 10.8 ppt | 10 ppt | 2/8/2023 |
| PFOS | 10.2 ppt | 4 ppt | 8/14/2023 |
| PFBA | 9.4 ppt | — | 8/14/2023 |
| PFHxA | 9.3 ppt | — | 8/14/2023 |
| PFPeA | 9.2 ppt | — | 8/14/2023 |
| PFOS | 9 ppt | 4 ppt | 2/8/2023 |
| PFOS | 9 ppt | 4 ppt | 8/14/2023 |
| PFHxA | 9 ppt | — | 2/8/2023 |
| PFHxA | 8.6 ppt | — | 2/8/2023 |
| PFPeA | 8.6 ppt | — | 2/8/2023 |
| PFPeA | 8.2 ppt | — | 2/8/2023 |
| PFHpA | 8.1 ppt | — | 8/14/2023 |
| PFOS | 8.1 ppt | 4 ppt | 2/8/2023 |
| PFHxS | 7.8 ppt | 10 ppt | 2/8/2023 |
| PFHxA | 7.5 ppt | — | 8/14/2023 |
| PFPeA | 7.4 ppt | — | 8/14/2023 |
| PFOS | 7.3 ppt | 4 ppt | 2/8/2023 |
| PFBA | 7.2 ppt | — | 2/8/2023 |
| PFBA | 7 ppt | — | 8/14/2023 |
| PFBA | 6.9 ppt | — | 2/8/2023 |
| PFNA | 6.8 ppt | 10 ppt | 2/8/2023 |
| PFBA | 6.8 ppt | — | 8/14/2023 |
| PFBA | 6.6 ppt | — | 2/8/2023 |
| PFBA | 6.6 ppt | — | 8/14/2023 |
| PFPeA | 6.5 ppt | — | 2/8/2023 |
| PFHpA | 6.5 ppt | — | 2/8/2023 |
| PFHxA | 6.3 ppt | — | 2/8/2023 |
| PFHpA | 6.2 ppt | — | 2/8/2023 |
| PFNA | 6 ppt | 10 ppt | 8/14/2023 |
| PFBA | 5.9 ppt | — | 2/8/2023 |
| PFHpA | 5.9 ppt | — | 8/14/2023 |
| PFHxS | 5.5 ppt | 10 ppt | 8/14/2023 |
| PFHpA | 5.5 ppt | — | 8/14/2023 |
| PFBS | 5.3 ppt | — | 2/8/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-04-01 | Chlorine | MR | No | Archived |
| 2023-04-01 | Chlorine | MR | No | Archived |