Know Your Environment. Protect Your Health.

Perfluoroheptanoic acid (PFHPA)

Whispering Pines

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

7

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
20190.500 ppt41ND - 2.00 ppt
20201.000 ppt42ND - 2.00 ppt
20210.540 ppt51ND - 2.70 ppt
20221.33 ppt42ND - 2.80 ppt
20232.20 ppt112.20 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
2018-05-30GW1805301435EDKND
2019-03-28GWNT1903281200KERND
2019-06-21GWNT1906211400MKND
2019-09-18GWNT1909180900GGA2.00 ppt
2019-12-19GWNT1912190910KMEND
2020-03-25GWNT2003251210SKND
2020-06-29GWNT2006291600MKND
2020-10-05GWNT2010051130MK2.00 ppt
2020-10-05LJ276602.00 ppt
2021-01-272101B51-01ND
2021-03-162103738-012.70 ppt
2021-06-292106F84ND
2021-09-212109A98-01ND
2021-12-202112934-01ND
2022-03-212203C07-01ND
2022-06-282206K09-012.80 ppt
2022-09-212209F43-012.50 ppt
2022-11-292211F58-01ND
2023-02-282302C71-012.20 ppt