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EWG's Tap Water Database — 2021 UPDATE

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Perfluorooctanoic acid (PFOA)

City of Moses Lake

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.

 

26

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND220ND
2015ND40ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/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 proposed 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.

EPA Maximum Contaminant
Level (MCL) 4 ppt

ppt = parts per trillion

All test results

Date Lab ID Result
2014-05-05201405060349AMND
2014-05-05201405060289AMND
2014-05-05201405060321AMND
2014-05-05201405060274AMND
2014-05-05201405060287AMND
2014-05-06201405070333AMND
2014-05-06201405070322AMND
2014-05-06201405070326AMND
2014-05-07201405080477AMND
2014-05-08201405090521AMND
2014-05-12201405130332AMND
2014-11-10201411120413AMND
2014-11-13201411150141AMND
2014-11-13201411150145AMND
2014-11-13201411150149AMND
2014-11-13201411150205AMND
2014-11-17201411180458AMND
2014-11-17201411180533AMND
2014-11-17201411180443AMND
2014-11-18201411190307AMND
2014-11-18201411190557AMND
2014-11-18201411190555AMND
2015-05-18201505190555AMND
2015-05-18201505190519AMND
2015-11-10201510300173AMND
2015-11-10201511110789AMND