Cottage Grove
PWSID MN1820004 · Cottage Grove, Minnesota · serves 42,760 people · groundwater source
A
Excellent
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 220 ppt | — | 4/23/2025 |
| PFBA | 206 ppt | — | 10/9/2024 |
| PFBA | 193 ppt | — | 10/9/2024 |
| PFBA | 126 ppt | — | 10/9/2024 |
| PFBA | 102 ppt | — | 4/23/2025 |
| PFBA | 63 ppt | — | 10/9/2024 |
| PFBA | 42.8 ppt | — | 4/23/2025 |
| PFPeA | 6.4 ppt | — | 10/9/2024 |
| PFPeA | 4.9 ppt | — | 4/23/2025 |
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. 🎉