Know Your Environment. Protect Your Health.

Hexafluoropropylene oxide dimer acid (HFPO-DA)

Northport Cottage Owners

Hexafluoropropylene oxide dimer acid (HFPO-DA) is a member of a group of perfluorinated chemicals used in many consumer products. HFPO-DA and other perfluorinated chemicals can cause serious health effects, including cancer, endocrine disruption, accelerated puberty, liver and immune system damage, and thyroid changes. These chemicals are persistent in the environment and they accumulate in people. Click here to read more about perfluorinated chemicals.

 

26

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020ND60ND
2021ND110ND
2022ND60ND
2023ND30ND

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 9 ppt

The EWG Health Guideline of 9 ppt for HFPO-DA was based on the EPA's Human Health toxicity value.This health guideline protects against harm to the liver.

EPA Maximum Contaminant
Level (MCL): 10 ppt

ppt = parts per trillion

All test results

Date Lab ID Result
2020-12-1520121554ND
2020-12-1520121554-04ND
2020-12-1520121554-03ND
2020-12-15ND
2020-12-15ND
2020-12-15ND
2021-01-18SWIN2101181300GSCND
2021-03-03SWIN2103031200GSCND
2021-05-24SWIN2105241350GSCND
2021-07-21SWIN2107211130GGAND
2021-09-09SWIN2109090930GSCND
2021-09-2321092617-01ND
2021-09-23ND
2021-09-28ND
2021-09-28ND
2021-09-2821092878-01ND
2021-09-2821092878-02ND
2022-08-3022083102-03ND
2022-08-3022083102-05ND
2022-08-3022083102-01ND
2022-08-30ND
2022-08-30ND
2022-08-30ND
2023-09-27ND
2023-09-27ND
2023-09-27ND