Know Your Environment. Protect Your Health.

Perfluorohexanoic Acid (PFHxA)

Cloquet

Perfluorohexanoic acid 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.

 

21

Samples

0

Samples exceeding legal limit (MCL)

1

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
2021ND70ND
20220.863 ppt32ND - 1.80 ppt
20230.350 ppt73ND - 0.860 ppt
2024ND40ND

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 1,000 ppt

The EWG Health Guideline of 1,000 ppt for perfluorohexanoic acid was defined by EPA's toxicity value published in the Integrated Risk Information System's toxicological review. This health guideline protects against harm to fetal growth and child development.

ppt = parts per trillion

All test results

Date Lab ID Result
2021-09-2121I1146-01ND
2021-09-2121I1146-02ND
2021-09-2121I1146-03ND
2021-09-2121I1146-04ND
2021-09-2121I1144-01ND
2021-12-1521L0722-01ND
2021-12-1521L0722-02ND
2022-03-2222C0993-01ND
2022-06-1522F1016-010.790 ppt
2022-12-0622L0244-011.80 ppt
2023-06-0623F0488-010.800 ppt
2023-09-0723I0302-010.860 ppt
2023-09-0732303086-1ND
2023-09-0732303086-3ND
2023-09-0732303086-5ND
2023-09-0732303086-7ND
2023-10-1723J0910-010.790 ppt
2024-03-1132400699003ND
2024-03-1132400699007ND
2024-03-1132400699005ND
2024-03-1132400699001ND