Know Your Environment. Protect Your Health.

Perfluorooctanoic acid (PFOA)

Wernersville Muni Water Authority

Perfluorooctanoic acid (PFOA) is a member of a group of perfluorinated chemicals used in many consumer products. PFOA and other 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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND10ND
2014ND20ND
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
20233.26 ppt332.82 ppt - 3.91 ppt
20240.513 ppt162ND - 4.20 ppt

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.09 ppt

The EWG Health Guideline of 0.09 ppt for PFOA was was defined by EPA's final toxicity value from the Office of Water’s Final Human Health Toxicity Assessment. This health guideline protects againat cardiovascular harm and harm to fetal growth.

EPA Maximum Contaminant
Level (MCL): 4 ppt

ppt = parts per trillion

All test results

Date Lab ID Result
2024-02-19113358PND
2024-02-19113359PND
2024-02-19113362PND
2024-02-19113364PND
2024-02-20113360PND
2024-02-20113361P4.20 ppt
2024-02-20113363PND
2024-05-14116534PND
2024-05-15116535PND
2024-08-20120022PND
2024-08-20120023PND
2024-08-20120024PND
2024-08-20120025P4.00 ppt
2024-08-20120026PND
2024-08-20120027PND
2024-08-20120028PND