Know Your Environment. Protect Your Health.

Perfluorooctanoic acid (PFOA)

Seymour Johnson Air Force Base

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.

 

4

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015ND40ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
20195.60 ppt115.60 ppt
2020N/A00N/A
2021N/A00N/A
20225.69 ppt665.11 ppt - 6.25 ppt
20235.55 ppt224.30 ppt - 6.80 ppt
20242.15 ppt21ND - 4.30 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
2023-03-14102292P4.30 ppt
2023-06-14105141P6.80 ppt
2024-03-26116065RND
2024-04-23117040R4.30 ppt