DUBUQUE WATER WORKS

PWSID: IA3126052 · DUBUQUE, IA · Serving 59,667 people

Type: CWSOwner: LSource: 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.

PFOA5.1 ppt(MCL: 4 ppt)

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

Exact contamination levels

Upgrade to Pro to see PFOA/PFOS ppt values and MCL comparison charts.

PFAS compounds detected

13 ppt

Highest single detection

Highest detection

Pro feature

2023-07-17

Latest sample date

partial

Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5) · 58 compounds tested

Contaminant	Result (ppt)	MCL (ppt)	Status	Sample date
PFDA	ND	—	Below MRL	2024-02-14
11Cl-PF3OUdS	ND	—	Below MRL	2023-07-17

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