Know Your Environment. Protect Your Health.

Perfluorohexane sulfonate (PFHXS)

Ayer Road Properties LLC

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.

 

57

Samples

0

Samples exceeding legal limit (MCL)

47

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201818.6 ppt1118.6 ppt
201929.1 ppt3326.2 ppt - 30.8 ppt
202013.5 ppt75ND - 30.8 ppt
20219.45 ppt16160.634 ppt - 24.2 ppt
202210.2 ppt1510ND - 28.5 ppt
20235.78 ppt1512ND - 14.1 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
2018-08-2218.6 ppt
2019-05-0330.8 ppt
2019-05-0326.2 ppt
2019-05-3030.4 ppt
2020-01-02ND
2020-05-0514.7 ppt
2020-05-052.50 ppt
2020-05-0529.8 ppt
2020-05-0530.8 ppt
2020-05-05ND
2020-05-0516.6 ppt
2021-01-125.18 ppt
2021-01-120.634 ppt
2021-01-1213.8 ppt
2021-04-251.07 ppt
2021-04-2513.3 ppt
2021-04-2518.7 ppt
2021-04-2512.0 ppt
2021-04-255.81 ppt
2021-04-2521.1 ppt
2021-04-251.07 ppt
2021-07-2616.0 ppt
2021-07-265.38 ppt
2021-07-261.36 ppt
2021-10-252.40 ppt
2021-10-2524.2 ppt
2021-10-259.20 ppt
2022-01-302.97 ppt
2022-01-308.89 ppt
2022-01-3022.2 ppt
2022-04-1020.5 ppt
2022-04-10ND
2022-04-10ND
2022-04-1017.9 ppt
2022-04-1320.4 ppt
2022-04-1328.5 ppt
2022-07-11ND
2022-07-1118.9 ppt
2022-07-11ND
2022-10-030.616 ppt
2022-10-0312.7 ppt
2022-10-03ND
2023-01-161.77 ppt
2023-01-16ND
2023-01-1610.00 ppt
2023-04-108.57 ppt
2023-04-1014.1 ppt
2023-04-10ND
2023-04-103.71 ppt
2023-04-1013.2 ppt
2023-04-1013.7 ppt
2023-07-176.40 ppt
2023-07-170.727 ppt
2023-08-284.31 ppt
2023-10-098.68 ppt
2023-10-09ND
2023-11-151.57 ppt