PWSID: IL1970250 · CREST HILL, IL · Serving 21,169 people
One or more PFAS compounds exceed EPA Maximum Contaminant Levels. Corrective action required by 2031.
Source: EPA UCMR5 (UCMR5) · 406 compounds tested
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|---|---|---|---|
| PFOS | ND | 4 | Below MRL | 2023-06-12 |
| PFHpS | ND | — | Below MRL | 2023-06-12 |
| ADONA | ND | — | Below MRL | 2023-06-12 |
| HFPO-DA | ND | 10 | Below MRL | 2023-06-12 |
| NEtFOSAA | ND | — | Below MRL | 2023-12-28 |