PRAIRIE ISLAND
PWSID: 055294502 · WELCH, MN · Serving 6,699 people
Type: CWSOwner: NSource: GW
Settlement eligible
Settlement details
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Upgrade to ProCompliant
All PFAS compounds below EPA Maximum Contaminant Levels.
Key contaminants vs MCL
EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: 2031-12-31
Exact contamination levels
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Upgrade to ProDetection summary
18 ppt
Highest single detection
2023-06-05
Latest sample date
All PFAS detection results
Source: EPA UCMR5 (UCMR5) · 58 compounds tested
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|
| HFPO-DA | ND | 10 | Below MRL | 2023-06-05 |
| PFHxA | ND | — | Below MRL | 2023-06-05 |
| 9Cl-PF3ONS | ND | — | Below MRL | 2023-06-05 |
| 11Cl-PF3OUdS | ND | — | Below MRL | 2023-06-05 |
| PFUnA | ND | — | Below MRL | 2023-06-05 |