CITY OF SANTA ANA

PWSID: CA3010038 · SANTA ANA, CA · Serving 310,539 people

Type: CWSOwner: LSource: SW

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.

PFOA8.9 ppt(MCL: 4 ppt)

PFOS14.2 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

38.456 ppt

Highest single detection

Highest detection

Pro feature

2024-09-24

Latest sample date

complete

Data completeness

All PFAS detection results

Source: EPA UCMR5 (UCMR5) · 1000 compounds tested

Contaminant	Result (ppt)	MCL (ppt)	Status	Sample date
PFHpS	ND	—	Below MRL	2024-08-15
PFOA	ND	4	Below MRL	2024-08-15

998 more results hidden