Know Your Environment. Protect Your Health.

Perfluorooctanesulfonamide (PFOSA)

Bridgman

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND50ND
2020N/A00N/A
2021ND50ND
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
2018-07-19SWEF1807191020GGAND
2018-07-19SWIN1807191030GGAND
2019-04-24SWIN1904241110KERND
2019-04-24SWEF1904241115KERND
2019-05-28SWIN1905291110KERND
2019-06-26SWIN1906261110KERND
2019-09-26SWIN1909261355KMEND
2021-01-19SWIN2101191025RGND
2021-03-11SWIN2103111135RGND
2021-05-20SWIN2105201020GSCND
2021-07-19SWIN2107191030GGAND
2021-09-07SWIN2109070950GSCND