Know Your Environment. Protect Your Health.

Hexafluoropropylene oxide dimer acid (HFPO-DA)

East Cocalico Township

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.

 

22

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
2020ND20ND
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A
2024ND200ND

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
2020-11-04ND
2020-11-04ND
2024-01-15111825PND
2024-01-15111826PND
2024-01-15111834PND
2024-01-15111827PND
2024-01-15111828PND
2024-01-15111833PND
2024-01-15111829PND
2024-01-15111830PND
2024-01-15111832PND
2024-01-15111831PND
2024-07-15119028PND
2024-07-15119027PND
2024-07-15119026PND
2024-07-15119025PND
2024-07-15119024PND
2024-07-15119023PND
2024-07-15119022PND
2024-07-15119021PND
2024-07-15119020PND
2024-07-15119019PND