Know Your Environment. Protect Your Health.

Perfluorohexane sulfonate (PFHXS)

Leicester Water Supply 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.

 

135

Samples

0

Samples exceeding legal limit (MCL)

45

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
20200.690 ppt85ND - 2.80 ppt
20210.529 ppt4518ND - 4.10 ppt
20220.418 ppt4613ND - 4.30 ppt
20230.596 ppt369ND - 4.50 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
2020-12-090.710 ppt
2020-12-09ND
2020-12-09ND
2020-12-09ND
2020-12-090.510 ppt
2020-12-092.80 ppt
2020-12-090.530 ppt
2020-12-090.970 ppt
2021-02-22ND
2021-02-22ND
2021-02-22ND
2021-02-22ND
2021-02-22ND
2021-02-22ND
2021-02-220.490 ppt
2021-02-22ND
2021-02-220.790 ppt
2021-02-223.20 ppt
2021-02-220.720 ppt
2021-02-221.10 ppt
2021-05-130.570 ppt
2021-05-13ND
2021-05-13ND
2021-05-13ND
2021-05-132.40 ppt
2021-05-130.740 ppt
2021-05-13ND
2021-06-22ND
2021-06-220.640 ppt
2021-07-200.600 ppt
2021-08-110.490 ppt
2021-08-11ND
2021-08-110.640 ppt
2021-08-11ND
2021-08-113.10 ppt
2021-08-11ND
2021-08-11ND
2021-08-11ND
2021-09-15ND
2021-09-150.700 ppt
2021-10-21ND
2021-10-210.940 ppt
2021-10-21ND
2021-10-21ND
2021-10-21ND
2021-10-21ND
2021-10-214.10 ppt
2021-10-21ND
2021-10-21ND
2021-11-23ND
2021-11-231.40 ppt
2021-12-15ND
2021-12-151.20 ppt
2022-01-25ND
2022-01-25ND
2022-01-25ND
2022-01-253.20 ppt
2022-01-25ND
2022-01-25ND
2022-01-26ND
2022-01-26ND
2022-01-260.850 ppt
2022-02-220.920 ppt
2022-02-22ND
2022-03-16ND
2022-03-160.670 ppt
2022-04-28ND
2022-04-28ND
2022-04-28ND
2022-04-28ND
2022-04-28ND
2022-04-28ND
2022-04-28ND
2022-04-282.90 ppt
2022-04-28ND
2022-05-19ND
2022-05-19ND
2022-06-28ND
2022-06-280.880 ppt
2022-07-20ND
2022-07-20ND
2022-07-20ND
2022-07-200.840 ppt
2022-07-20ND
2022-07-204.30 ppt
2022-07-200.860 ppt
2022-07-201.40 ppt
2022-08-25ND
2022-08-25ND
2022-09-22ND
2022-09-220.730 ppt
2022-10-26ND
2022-10-26ND
2022-10-260.820 ppt
2022-10-26ND
2022-11-22ND
2022-11-22ND
2022-12-200.860 ppt
2022-12-20ND
2023-01-270.860 ppt
2023-01-271.30 ppt
2023-01-27ND
2023-01-270.900 ppt
2023-01-27ND
2023-01-27ND
2023-01-27ND
2023-01-27ND
2023-01-27ND
2023-01-273.40 ppt
2023-02-21ND
2023-03-22ND
2023-04-25ND
2023-04-254.10 ppt
2023-04-250.890 ppt
2023-04-25ND
2023-04-25ND
2023-04-25ND
2023-05-22ND
2023-06-22ND
2023-07-24ND
2023-07-24ND
2023-07-244.50 ppt
2023-07-241.40 ppt
2023-07-24ND
2023-07-24ND
2023-08-22ND
2023-08-23ND
2023-09-28ND
2023-09-29ND
2023-10-17ND
2023-10-17ND
2023-10-174.10 ppt
2023-10-17ND
2023-10-17ND
2023-10-17ND