Know Your Environment. Protect Your Health.

Perfluoroheptanoic acid (PFHPA)

Sauk Rapids

Perfluoroheptanoic 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.

 

40

Samples

0

Samples exceeding legal limit (MCL)

10

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
20210.740 ppt52ND - 2.40 ppt
20220.562 ppt2410ND - 2.60 ppt
20230.543 ppt84ND - 2.10 ppt
20241.20 ppt31ND - 3.60 ppt

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 perfluoroheptanoic acid was defined by EPA's recommended application of the toxicity value for PFHxA published in the Integrated Risk Information System’s toxicological review. This health guideline harm to fetal growth and child development.

ppt = parts per trillion

All test results

Date Lab ID Result
2021-11-1021K0721-02ND
2021-11-1021K0721-01ND
2021-11-1021K0721-052.40 ppt
2021-11-1021K0721-031.30 ppt
2021-11-1021K0721-04ND
2022-03-0122C0106-01ND
2022-03-0122C0106-021.70 ppt
2022-03-0122C0106-03ND
2022-03-0122C0106-04ND
2022-03-0122C0106-05ND
2022-03-0122C0106-06ND
2022-05-1822E1559-01ND
2022-05-1822E1559-072.60 ppt
2022-05-1822E1559-06ND
2022-05-1822E1559-05ND
2022-05-1822E1559-032.10 ppt
2022-05-1822E1559-02ND
2022-08-1122H1164-07ND
2022-08-1122H1164-060.820 ppt
2022-08-1122H1164-050.330 ppt
2022-08-1122H1164-020.360 ppt
2022-08-1122H1164-010.430 ppt
2022-08-1122H1164-032.30 ppt
2022-10-2022J0937-012.10 ppt
2022-10-2022J0937-020.740 ppt
2022-10-2022J0937-03ND
2022-10-2022J0937-04ND
2022-10-2022J0937-05ND
2022-10-2022J0937-06ND
2023-03-1523C0791-020.370 ppt
2023-03-1523C0791-030.370 ppt
2023-03-1523C0791-01ND
2023-07-1732302406-1ND
2023-07-1732302406-3ND
2023-07-2632302586-1ND
2023-10-1723J0877-012.10 ppt
2023-10-1723J0877-021.50 ppt
2024-02-2032400487001ND
2024-02-20324004870053.60 ppt
2024-02-2032400487003ND