PFUnA in Drinking Water
PFAS (Forever Chemical)EPA Limit (MCL)
No federal limit
EPA Goal (MCLG)
N/A
Status
Unregulated
Health Effects
PFUnA (perfluoroundecanoic acid) is a long-chain PFAS compound linked to immune system effects and potential developmental toxicity. It is one of the more persistent PFAS chemicals.
How PFUnA Gets Into Water
Found near fluorochemical manufacturing sites and in areas contaminated by firefighting foam. Can also be present in food packaging and textile treatments.
How to Remove PFUnA
Reverse osmosis provides the best removal rates. Granular activated carbon and ion exchange are secondary options.
Recommended: Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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