Know Your Environment. Protect Your Health.

Perfluorohexane sulfonate (PFHXS)

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Perfluorohexane sulfonate is a member of a group of perfluorinated chemicals used in many consumer products. 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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

6

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
20212.38 ppt63ND - 5.53 ppt
2022ND30ND
20232.82 ppt63ND - 5.80 ppt

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.001 ppt

The EWG Health Guideline of 0.001 ppt for perfluorohexane sulfonate was defined by EPA's toxicity value published in the Integrated Risk Information System's toxicological review. This health guideline harm to the developing immune system.

EPA Maximum Contaminant
Level (MCL): 10 ppt

ppt = parts per trillion

All test results

Date Lab ID Result
2021-07-15CA3400191_003_003-2021071511355.53 ppt
2021-07-15CA3400191_001_001-2021071511154.80 ppt
2021-07-15CA3400191_002_002-2021071511203.97 ppt
2021-10-21CA3400191_002_002-202110211435ND
2021-10-21CA3400191_003_003-202110211445ND
2021-10-21CA3400191_001_001-202110211450ND
2022-01-27CA3400191_003_003-202201271345ND
2022-01-27CA3400191_001_001-202201271330ND
2022-01-27CA3400191_002_002-202201271315ND
2023-03-30CA3400191_001_001-2023033010005.60 ppt
2023-03-30CA3400191_002_002-202303301120ND
2023-03-30CA3400191_003_003-2023033011455.80 ppt
2023-03-30CA3400191_001_001-202303301035ND
2023-03-30CA3400191_003_003-202303301200ND
2023-03-30CA3400191_002_002-2023033011005.50 ppt