Manchester Water Department
PWSID CT0770021 · Manchester, Connecticut · serves 51,198 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 16 ppt | 4 ppt | 10/17/2023 |
| PFOS | 16 ppt | 4 ppt | 4/23/2024 |
| PFBS | 15 ppt | — | 4/23/2024 |
| PFBS | 13 ppt | — | 10/17/2023 |
| PFOA | 13 ppt | 4 ppt | 4/23/2024 |
| PFOA | 12 ppt | 4 ppt | 10/17/2023 |
| PFOA | 10 ppt | 4 ppt | 4/23/2024 |
| PFOA | 8.9 ppt | 4 ppt | 7/22/2024 |
| PFOA | 8.1 ppt | 4 ppt | 1/24/2024 |
| PFOA | 7.8 ppt | 4 ppt | 10/17/2023 |
| PFOS | 7.5 ppt | 4 ppt | 4/23/2024 |
| PFOA | 6.9 ppt | 4 ppt | 7/23/2024 |
| PFOS | 6.1 ppt | 4 ppt | 10/17/2023 |
| PFOS | 6.1 ppt | 4 ppt | 7/22/2024 |
| PFOA | 6.1 ppt | 4 ppt | 2/21/2024 |
| PFOA | 6 ppt | 4 ppt | 4/24/2024 |
| PFOS | 6 ppt | 4 ppt | 1/24/2024 |
| PFOA | 5.5 ppt | 4 ppt | 4/24/2024 |
| PFOA | 5.3 ppt | 4 ppt | 10/17/2023 |
| PFBS | 5.3 ppt | — | 4/24/2024 |
| PFPeA | 4.7 ppt | — | 4/23/2024 |
| PFHxA | 4.7 ppt | — | 4/23/2024 |
| PFPeA | 4.6 ppt | — | 10/17/2023 |
| PFOA | 4.4 ppt | 4 ppt | 1/24/2024 |
| PFHxA | 4.3 ppt | — | 10/17/2023 |
| PFOA | 4.1 ppt | 4 ppt | 4/23/2024 |
| PFOA | 4.1 ppt | 4 ppt | 7/22/2024 |
| PFPeA | 4.1 ppt | — | 4/24/2024 |
| PFBS | 3.9 ppt | — | 10/17/2023 |
| PFBS | 3.9 ppt | — | 4/23/2024 |
| PFHxA | 3.8 ppt | — | 4/24/2024 |
| PFHxS | 3.8 ppt | 10 ppt | 4/24/2024 |
| PFPeA | 3.7 ppt | — | 10/17/2023 |
| PFHxS | 3.6 ppt | 10 ppt | 4/23/2024 |
| PFHxA | 3.6 ppt | — | 1/24/2024 |
| PFHxA | 3.5 ppt | — | 10/17/2023 |
| PFHpA | 3.5 ppt | — | 4/23/2024 |
| PFHxS | 3.3 ppt | 10 ppt | 10/17/2023 |
| PFHxA | 3.2 ppt | — | 7/22/2024 |
| PFHxS | 3.1 ppt | 10 ppt | 10/17/2023 |
| PFHpA | 3.1 ppt | — | 10/17/2023 |
| PFHxA | 3.1 ppt | — | 10/17/2023 |
| PFHxA | 3 ppt | — | 4/23/2024 |
| PFPeA | 3 ppt | — | 1/24/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-11-01 | CARBON, TOTAL | MR | No | Resolved |
| 2024-11-01 | CARBON, TOTAL | MR | No | Resolved |
| 2023-08-10 | Consumer Confidence Rule | Other | No | Resolved |