Independence Township
PWSID MI0003342 · Clarkston, Michigan · serves 11,790 people · groundwater source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFHxS | 30 ppt | 10 ppt | 9/17/2024 |
| PFHxS | 26 ppt | 10 ppt | 3/12/2025 |
| PFOS | 10 ppt | 4 ppt | 9/17/2024 |
| PFOS | 9.4 ppt | 4 ppt | 3/12/2025 |
| PFOA | 7.1 ppt | 4 ppt | 9/17/2024 |
| PFBS | 6.7 ppt | — | 9/17/2024 |
| PFPeA | 5.9 ppt | — | 9/17/2024 |
| PFHxA | 5.7 ppt | — | 9/17/2024 |
| PFBA | 5.6 ppt | — | 9/17/2024 |
| PFBS | 5.5 ppt | — | 9/17/2024 |
| PFBS | 5.2 ppt | — | 3/12/2025 |
| PFPeS | 5.2 ppt | — | 9/17/2024 |
| PFOA | 4.8 ppt | 4 ppt | 3/12/2025 |
| PFBS | 4.7 ppt | — | 3/12/2025 |
| PFPeS | 4.5 ppt | — | 3/12/2025 |
| PFPeA | 3.5 ppt | — | 3/12/2025 |
| PFHxA | 3.3 ppt | — | 3/12/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
No violations on record in the period covered. 🎉