Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Perfluorooctanoic acid (PFOA)

Oklahoma University

NOTE: Oklahoma University purchases water from Norman which is required to test for perfluorooctanoic acid (pfoa). Sample information shown below was taken by Norman.

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.

 

54

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND520ND
2014ND10ND
2015ND30ND
2016N/A00N/A
2017N/A00N/A

ppt = parts per trillion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.007 ppt

The EWG Health Guideline of 0.007 ppt for PFOA was defined by California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppt = parts per trillion

All test results

NOTE: Oklahoma University purchases water from Norman which is required to test for perfluorooctanoic acid (pfoa). Sample information shown below was taken by Norman.

Date Lab ID Result
2013-04-08713254-8526ND
2013-04-08713227-8526ND
2013-04-08713272-8594ND
2013-04-08713328-8594ND
2013-04-08713250-8526ND
2013-04-08713316-8594ND
2013-04-08713268-8594ND
2013-04-08713252-8526ND
2013-04-08713242-8594ND
2013-04-08713266-8594ND
2013-04-08713324-8594ND
2013-04-08713289-8594ND
2013-04-08713258-8526ND
2013-04-08713248-8526ND
2013-04-08713229-8526ND
2013-04-08713225-8526ND
2013-04-08713322-8594ND
2013-04-08713314-8594ND
2013-04-08713196-8526ND
2013-04-08713235-8526ND
2013-04-08713199-8526ND
2013-04-08713304-8594ND
2013-04-08713270-8594ND
2013-04-08713262-8526ND
2013-04-08713308-8594ND
2013-07-10730579-9336ND
2013-07-10730583-9336ND
2013-10-16753386-10056ND
2013-10-16753410-10068ND
2013-10-16753429-10068ND
2013-10-16753397-10068ND
2013-10-16753346-10056ND
2013-10-16753511-10070ND
2013-10-16753754-10070ND
2013-10-16753348-10056ND
2013-10-16753421-10068ND
2013-10-16753425-10068ND
2013-10-16753423-10068ND
2013-10-16753509-10070ND
2013-10-16753382-10056ND
2013-10-16753427-10068ND
2013-10-16753401-10068ND
2013-10-16753418-10068ND
2013-10-16753413-10068ND
2013-10-16753352-10056ND
2013-10-16753350-10056ND
2013-10-16753513-10070ND
2013-10-16753416-10068ND
2013-10-16753384-10056ND
2013-10-16753399-10068ND
2013-10-16753380-10056ND
2013-10-16753378-10056ND
2014-02-11770224-10756ND
2014-02-11770264-10786ND