Holbrook Public Works Dept
PWSID MA4133000 · Holbrook, Massachusetts · serves 11,405 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 11.9 ppt | 4 ppt | 10/2/2024 |
| PFOS | 10 ppt | 4 ppt | 8/25/2025 |
| PFBA | 10 ppt | — | 8/25/2025 |
| PFOS | 8.7 ppt | 4 ppt | 1/27/2025 |
| PFOA | 7 ppt | 4 ppt | 8/25/2025 |
| PFOS | 6.8 ppt | 4 ppt | 4/28/2025 |
| PFOA | 6.3 ppt | 4 ppt | 10/2/2024 |
| PFOA | 6.2 ppt | 4 ppt | 1/27/2025 |
| PFBA | 5.6 ppt | — | 1/27/2025 |
| PFOA | 5.1 ppt | 4 ppt | 4/28/2025 |
| PFPeA | 5 ppt | — | 8/25/2025 |
| PFHxA | 5 ppt | — | 8/25/2025 |
| PFPeA | 4.5 ppt | — | 1/27/2025 |
| PFHxA | 4.4 ppt | — | 1/27/2025 |
| PFPeA | 4.2 ppt | — | 10/2/2024 |
| PFHxA | 4 ppt | — | 10/2/2024 |
| PFPeA | 3.7 ppt | — | 4/28/2025 |
| PFHxA | 3.5 ppt | — | 4/28/2025 |
| PFBS | 3 ppt | — | 8/25/2025 |
| PFHpA | 3 ppt | — | 8/25/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-05-01 | TTHM | MR | No | Archived |
| 2025-05-01 | Total Haloacetic Acids (HAA5) | MR | No | Archived |
| 2022-02-01 | TTHM | MR | No | Archived |
| 2022-02-01 | Total Haloacetic Acids (HAA5) | MR | No | Archived |