Know Your Environment. Protect Your Health.

Perfluorooctanoic acid (PFOA)

Cassadaga Village

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.

 

12

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
2021ND60ND
2022ND30ND
20230.200 ppt31ND - 0.600 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
2021-02-25Q1 21 PFO CASS WL1ND
2021-02-25Q1 21 PFO CASS WL4ND
2021-02-25Q1 21 PFO CASS WL5ND
2021-06-16Q2 21 PFO CASS WL1ND
2021-06-16Q2 21 PFO CASS WL4ND
2021-06-16Q2 21 PFO CASS WL5ND
2022-09-28Q3 22 PFO CASS WL4ND
2022-09-28Q3 22 PFO CASS WL5ND
2022-09-28Q3 22 PFO CASS WL1ND
2023-12-27Q4 23 PFO CASS WL10.600 ppt
2023-12-27Q4 23 PFO CASS WL4ND
2023-12-27Q4 23 PFO CASS WL5ND