Know Your Environment. Protect Your Health.

Perfluorohexane sulfonate (PFHXS)

Rowley Water Department

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.

 

35

Samples

0

Samples exceeding legal limit (MCL)

24

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020ND40ND
2021N/A00N/A
20220.548 ppt990.380 ppt - 0.700 ppt
20230.364 ppt2215ND - 0.928 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 Result
2020-03-10ND
2020-03-10ND
2020-03-10ND
2020-03-10ND
2022-01-260.550 ppt
2022-01-260.400 ppt
2022-04-130.610 ppt
2022-04-130.500 ppt
2022-07-120.700 ppt
2022-07-120.530 ppt
2022-10-110.590 ppt
2022-10-110.380 ppt
2022-12-210.671 ppt
2023-01-090.470 ppt
2023-01-090.690 ppt
2023-01-10ND
2023-01-10ND
2023-02-060.654 ppt
2023-03-060.614 ppt
2023-04-05ND
2023-04-050.476 ppt
2023-05-110.359 ppt
2023-06-010.451 ppt
2023-07-060.478 ppt
2023-07-060.393 ppt
2023-07-10ND
2023-07-10ND
2023-08-150.416 ppt
2023-09-060.426 ppt
2023-10-020.480 ppt
2023-10-02ND
2023-10-11ND
2023-11-020.616 ppt
2023-11-290.928 ppt
2023-12-040.556 ppt