Know Your Environment. Protect Your Health.

Perfluoroheptanoic acid (PFHPA)

Stillwater

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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND30ND
2014ND30ND
2015ND20ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021ND110ND
20220.141 ppt82ND - 0.660 ppt
20230.307 ppt2112ND - 0.680 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
2013-12-19K1313958-003ND
2013-12-19K1313958-001ND
2013-12-19K1313958-005ND
2014-06-05K1405928-003ND
2014-06-05K1405928-001ND
2014-06-05K1405928-005ND
2015-07-21K1508072-001ND
2015-12-09K1514271-001ND
2021-09-1621I0825-02ND
2021-09-1621I0825-01ND
2021-09-1621I0825-03ND
2021-09-1621I0825-04ND
2021-09-1621I0825-05ND
2021-09-1621I0825-06ND
2021-09-1621I0825-07ND
2021-09-1621I0825-08ND
2021-09-1621I0825-09ND
2021-11-3021K1448-02ND
2021-11-3021K1448-01ND
2022-03-2922C1157-01ND
2022-05-1022E0781-01ND
2022-11-2222K1024-06ND
2022-11-2222K1024-010.660 ppt
2022-11-2222K1024-02ND
2022-11-2222K1024-030.470 ppt
2022-11-2222K1024-04ND
2022-11-2222K1024-05ND
2023-03-0723C0417-010.570 ppt
2023-03-0723C0417-02ND
2023-03-0723C0417-030.510 ppt
2023-03-0723C0417-04ND
2023-03-0723C0417-050.390 ppt
2023-03-0723C0417-06ND
2023-04-2723D1689-05ND
2023-04-2723D1689-01ND
2023-04-2723D1689-020.570 ppt
2023-04-2723D1689-03ND
2023-04-2723D1689-070.680 ppt
2023-04-2723D1689-040.470 ppt
2023-08-1623H1904-070.610 ppt
2023-08-1623H1904-05ND
2023-08-1623H1904-040.410 ppt
2023-08-1623H1904-03ND
2023-08-1623H1904-020.590 ppt
2023-08-1623H1904-01ND
2023-11-1323K0620-010.640 ppt
2023-11-1323K0620-020.580 ppt
2023-11-1323K0620-030.420 ppt