Know Your Environment. Protect Your Health.

N-ethyl perfluorooctane sulfonamido acetic acid (N-EtFOSAA)

Artondale

N-ethyl perfluorooctane sulfonamido acetic acid (N-EtFOSAA) is a member of a group of perfluorinated chemicals used in many consumer products. N-EtFOSAA 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.

 

18

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
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023ND180ND

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 1 ppt

The EWG Health Guideline of 1 ppt for N-EtFOSAA was defined by EWG as based on studies by Phillipe Grandjean of Harvard University and many other independent researchers who found reduced effectiveness of vaccines and adverse impacts on mammary gland development from exposure to PFOA and PFOS, the two PFAS most widely detected in drinking water.

ppt = parts per trillion

All test results

Date Lab ID Result
2023-04-17103511PND
2023-04-17103519PND
2023-04-17103518PND
2023-04-17103510PND
2023-04-17103517PND
2023-04-17103516PND
2023-04-18103512PND
2023-04-18103513PND
2023-04-18103514PND
2023-04-18103515PND
2023-10-16109255PND
2023-10-16109260PND
2023-10-16109259PND
2023-10-16109256PND
2023-10-16109254PND
2023-10-16109253PND
2023-10-16109252PND
2023-10-16109251PND