CUII - TWIN LAKES
PWSID: IN5245046 · DEMOTTE, IN · Serving 8,000 people
Type: CWSOwner: PSource: GW
Compliant
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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30.2 ppt
Highest single detection
2025-09-08
Latest sample date
All PFAS detection results
Source: EPA UCMR5 (UCMR5) · 116 compounds tested
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|
| 4:2 FTS | ND | — | Below MRL | 2025-03-04 |
| 8:2 FTS | ND | — | Below MRL | 2025-03-04 |
| PFMPA | ND | — | Below MRL | 2025-03-04 |
| PFPeA | ND | — | Below MRL | 2025-03-04 |
| PFUnA | ND | — | Below MRL | 2025-03-04 |
Violation history(2 violations, all resolved)
Monitoring & Reporting - HFPO-DA (GenX)(HFPO-DA (GenX))
2001-04-01 · Resolved · Tier 3
Monitoring & Reporting - HFPO-DA (GenX)(HFPO-DA (GenX))
1999-10-01 · Resolved · Tier 3
Violation details
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