Know Your Environment. Protect Your Health.

Perfluorohexane sulfonate (PFHXS)

Lanesborough Fire and Water District

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.

 

40

Samples

0

Samples exceeding legal limit (MCL)

19

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
20200.301 ppt42ND - 0.694 ppt
20210.556 ppt97ND - 0.860 ppt
20220.149 ppt195ND - 0.880 ppt
20230.329 ppt85ND - 0.670 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
2020-12-100.510 ppt
2020-12-10ND
2020-12-18ND
2020-12-180.694 ppt
2021-02-160.590 ppt
2021-02-16ND
2021-04-200.712 ppt
2021-04-200.622 ppt
2021-10-180.580 ppt
2021-10-180.840 ppt
2021-11-150.860 ppt
2021-12-130.800 ppt
2021-12-13ND
2022-01-240.880 ppt
2022-01-240.480 ppt
2022-02-14ND
2022-02-14ND
2022-03-14ND
2022-03-140.480 ppt
2022-04-180.520 ppt
2022-04-18ND
2022-05-16ND
2022-05-16ND
2022-06-20ND
2022-07-18ND
2022-07-18ND
2022-08-15ND
2022-08-15ND
2022-09-19ND
2022-09-19ND
2022-10-170.470 ppt
2022-10-17ND
2023-01-230.470 ppt
2023-01-230.560 ppt
2023-04-170.510 ppt
2023-04-17ND
2023-07-17ND
2023-07-17ND
2023-10-160.670 ppt
2023-10-160.420 ppt