AQUARION-PLAINVILLE REGIONAL

PWSID: CT1100011 · SHELTON, CT · Serving 18,231 people

Type: CWSOwner: PSource: GW

Settlement eligible

May qualify for 3M/DuPont settlement funds

Exceeds MCL

One or more PFAS compounds exceed EPA Maximum Contaminant Levels. Corrective action required by 2031.

PFOA5.2 ppt(MCL: 4 ppt)

PFOS6.8 ppt(MCL: 4 ppt)

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

11.8 ppt

Highest single detection

Highest detection

Pro feature

2023-08-08

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
PFHpS	ND	—	Below MRL	2023-08-08
NFDHA	ND	—	Below MRL	2023-02-13

114 more results hidden