Know Your Environment. Protect Your Health.

Perfluorooctanesulfonamide (PFOSA)

Wallace, Town of

Perfluorooctanesulfonamide (PFOSA) is a member of a class of chemicals called per- and polyfluoroalkyl substances or PFAS. These chemicals were used in the production of non-stick, stain repellent and chemically inert coatings. Click here to read more about perfluorinated chemicals.

 

1

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
2019ND10ND
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.3 ppt

The EWG Health Guideline of 0.3 ppt for perfluorooctanesulfonamide (PFOSA) was defined by EPA's final toxicity value for PFOS from the Office of Water’s Final Human Health Toxicity Assessment. This health guideline protects against cardiovascular harm and harm to fetal growth.

ppt = parts per trillion

All test results

Date Lab ID Result
2019-07-16ND