WINTHROP HARBOR

PWSID: IL0971950 · WINTHROP HARBOR, IL · Serving 6,565 people

Type: CWSOwner: LSource: SW

Compliant

All PFAS compounds below EPA Maximum Contaminant Levels.

EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: 2031-12-31

Exact contamination levels

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PFAS compounds detected

N/A ppt

Highest single detection

Highest detection

Pro feature

2024-07-08

Latest sample date

partial

Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5) · 116 compounds tested

Contaminant	Result (ppt)	MCL (ppt)	Status	Sample date
PFMBA	ND	—	Below MRL	2024-01-08
11Cl-PF3OUdS	ND	—	Below MRL	2024-01-08

114 more results hidden