Yeshiva Farm Settlement
PWSID NY5903150 · Mt. Kisco, New York · serves 300 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFPeA | 106 ppt | — | 10/24/2023 |
| PFOS | 106 ppt | 4 ppt | 10/24/2023 |
| PFPeA | 102.5 ppt | — | 1/17/2023 |
| PFOS | 95 ppt | 4 ppt | 1/17/2023 |
| PFPeA | 94.6 ppt | — | 8/30/2023 |
| PFOS | 91 ppt | 4 ppt | 8/30/2023 |
| PFOS | 85.8 ppt | 4 ppt | 7/18/2023 |
| PFPeA | 83.3 ppt | — | 7/18/2023 |
| PFHxA | 69 ppt | — | 10/24/2023 |
| PFHxA | 67.9 ppt | — | 8/30/2023 |
| PFHxA | 65 ppt | — | 1/17/2023 |
| PFHxA | 63.1 ppt | — | 7/18/2023 |
| PFHxS | 51.6 ppt | 10 ppt | 10/24/2023 |
| PFHxS | 51 ppt | 10 ppt | 1/17/2023 |
| PFHpA | 45.5 ppt | — | 10/24/2023 |
| PFHxS | 44.8 ppt | 10 ppt | 8/30/2023 |
| PFHpA | 43.1 ppt | — | 1/17/2023 |
| PFHxS | 41.3 ppt | 10 ppt | 7/18/2023 |
| PFHpA | 41.2 ppt | — | 8/30/2023 |
| PFHpA | 35.6 ppt | — | 7/18/2023 |
| PFBA | 30.5 ppt | — | 10/24/2023 |
| PFBA | 28.8 ppt | — | 1/17/2023 |
| PFOA | 27.8 ppt | 4 ppt | 10/24/2023 |
| PFBA | 27.4 ppt | — | 8/30/2023 |
| PFOA | 25.5 ppt | 4 ppt | 8/30/2023 |
| PFOA | 24.8 ppt | 4 ppt | 1/17/2023 |
| PFBA | 23.6 ppt | — | 7/18/2023 |
| PFOA | 21.7 ppt | 4 ppt | 7/18/2023 |
| PFPeS | 7 ppt | — | 1/17/2023 |
| PFPeS | 6.7 ppt | — | 10/24/2023 |
| PFBS | 6.1 ppt | — | 1/17/2023 |
| PFPeS | 6.1 ppt | — | 8/30/2023 |
| PFPeS | 5.9 ppt | — | 7/18/2023 |
| PFBS | 5.6 ppt | — | 10/24/2023 |
| PFBS | 5.5 ppt | — | 8/30/2023 |
| PFNA | 5 ppt | 10 ppt | 10/24/2023 |
| PFBS | 4.9 ppt | — | 7/18/2023 |
| PFNA | 4.4 ppt | 10 ppt | 8/30/2023 |
| PFNA | 4.3 ppt | 10 ppt | 1/17/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | Public Notice | Other | No | Resolved |
| 2025-01-01 | Public Notice | Other | No | Resolved |
| 2024-10-01 | Public Notice | Other | No | Resolved |
| 2024-04-01 | Public Notice | Other | No | Resolved |
| 2023-07-01 | Revised Total Coliform Rule | MON | No | Resolved |