Know Your Environment. Protect Your Health.

Perfluorohexane sulfonate (PFHXS)

Pepperell DPW Water Division

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.

 

147

Samples

0

Samples exceeding legal limit (MCL)

129

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
2020N/A00N/A
20211.06 ppt4840ND - 2.51 ppt
20222.03 ppt5046ND - 6.49 ppt
20231.64 ppt4943ND - 6.22 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
2021-03-081.08 ppt
2021-03-082.19 ppt
2021-03-081.33 ppt
2021-03-081.37 ppt
2021-03-081.09 ppt
2021-04-060.815 ppt
2021-04-060.863 ppt
2021-04-061.95 ppt
2021-04-06ND
2021-04-061.08 ppt
2021-04-06ND
2021-04-061.47 ppt
2021-05-120.751 ppt
2021-05-121.52 ppt
2021-05-122.51 ppt
2021-05-121.79 ppt
2021-05-120.821 ppt
2021-06-231.61 ppt
2021-06-230.664 ppt
2021-06-230.779 ppt
2021-06-231.41 ppt
2021-06-231.29 ppt
2021-07-22ND
2021-07-22ND
2021-07-22ND
2021-08-181.14 ppt
2021-08-181.32 ppt
2021-08-181.26 ppt
2021-08-181.24 ppt
2021-08-181.57 ppt
2021-09-221.34 ppt
2021-09-221.15 ppt
2021-09-221.28 ppt
2021-10-151.19 ppt
2021-10-151.06 ppt
2021-10-151.41 ppt
2021-10-15ND
2021-10-15ND
2021-10-151.53 ppt
2021-10-15ND
2021-11-170.884 ppt
2021-11-171.46 ppt
2021-11-170.896 ppt
2021-11-171.11 ppt
2021-12-201.86 ppt
2021-12-201.04 ppt
2021-12-200.750 ppt
2021-12-201.02 ppt
2022-01-131.08 ppt
2022-01-134.13 ppt
2022-01-13ND
2022-01-132.31 ppt
2022-01-130.799 ppt
2022-02-151.16 ppt
2022-02-153.19 ppt
2022-02-156.49 ppt
2022-02-221.06 ppt
2022-03-171.17 ppt
2022-03-175.47 ppt
2022-03-171.22 ppt
2022-03-173.08 ppt
2022-04-19ND
2022-04-191.19 ppt
2022-04-281.69 ppt
2022-04-281.39 ppt
2022-05-091.49 ppt
2022-05-125.48 ppt
2022-05-122.11 ppt
2022-05-121.46 ppt
2022-06-132.06 ppt
2022-06-131.22 ppt
2022-06-132.92 ppt
2022-06-131.45 ppt
2022-07-26ND
2022-07-261.54 ppt
2022-07-262.21 ppt
2022-07-262.85 ppt
2022-07-262.28 ppt
2022-09-131.08 ppt
2022-09-132.02 ppt
2022-09-132.88 ppt
2022-09-133.04 ppt
2022-09-131.93 ppt
2022-09-132.19 ppt
2022-09-132.14 ppt
2022-10-041.88 ppt
2022-10-041.11 ppt
2022-10-043.04 ppt
2022-10-041.79 ppt
2022-10-05ND
2022-11-012.83 ppt
2022-11-011.93 ppt
2022-11-011.82 ppt
2022-11-011.23 ppt
2022-12-063.01 ppt
2022-12-061.88 ppt
2022-12-061.06 ppt
2022-12-062.06 ppt
2023-01-031.72 ppt
2023-01-031.71 ppt
2023-01-030.940 ppt
2023-01-032.39 ppt
2023-01-25ND
2023-01-25ND
2023-02-071.04 ppt
2023-02-071.93 ppt
2023-02-071.86 ppt
2023-02-072.27 ppt
2023-02-09ND
2023-03-062.08 ppt
2023-03-062.38 ppt
2023-03-061.10 ppt
2023-03-061.98 ppt
2023-04-042.26 ppt
2023-04-042.51 ppt
2023-04-041.10 ppt
2023-04-043.16 ppt
2023-05-022.52 ppt
2023-05-022.30 ppt
2023-05-023.25 ppt
2023-05-031.19 ppt
2023-06-061.95 ppt
2023-06-062.12 ppt
2023-06-061.34 ppt
2023-07-241.87 ppt
2023-07-241.57 ppt
2023-07-241.08 ppt
2023-07-24ND
2023-07-242.12 ppt
2023-08-081.48 ppt
2023-08-081.60 ppt
2023-08-081.69 ppt
2023-08-160.961 ppt
2023-09-121.61 ppt
2023-09-121.66 ppt
2023-09-121.64 ppt
2023-09-19ND
2023-09-19ND
2023-10-031.06 ppt
2023-10-031.31 ppt
2023-10-031.30 ppt
2023-11-071.20 ppt
2023-11-071.11 ppt
2023-11-072.94 ppt
2023-12-071.33 ppt
2023-12-071.29 ppt
2023-12-076.22 ppt