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GenX (HFPO-DA)

PFAS
MCL10.0 ng/L
MCLG10.0 ng/L

Legal limit and health goal

MCL — Maximum Contaminant Level

The enforceable legal limit. Public water systems must keep levels at or below this number. Violation triggers a public notice requirement.

10.0 ng/L
MCLG — Maximum Contaminant Level Goal

The non-enforceable health goal set by the EPA. For known or probable carcinogens the MCLG is zero — no level of exposure is considered without risk.

10.0 ng/L

Representative sample reading

Illustrative value at approximately 50% of MCL

Health effects

Developmental toxicity, liver damage, and immune disruption. Next-generation PFAS replacing PFOA.

Filters verified to reduce GenX (HFPO-DA)

2 certified

Frizzlife

M800 Under-Sink Reverse Osmosis

Under-sink RO$399
NSF/58
Verified PartnerView product

Waterdrop

G3P800 Under-Sink RO

Under-sink RO$549
NSF/53NSF/58NSF/401
Verified PartnerView product

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Utilities currently reporting exceedances

No utilities in our current coverage are reporting an exceedance for this contaminant.