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EWG's Tap Water Database — 2021 UPDATE

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Chlorpyriphos

Stapleton, Village of

Chlorpyrifos is an organophosphate pesticide that has been widely used, but in 2021, application on food crops was banned by the EPA. Exposure to chlorpyrifos during pregnancy and early life harms the developing brain, including reduced IQ, delayed development of motor and sensory functions, and social and behavioral dysfunction.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND10ND
2016ND30ND
2017ND40ND
2018ND40ND
2019ND40ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-27278310ND
2014-04-16293470ND
2014-08-12319047ND
2014-10-21329319ND
2015-07-27373965ND
2016-07-26ND
2016-09-19ND
2016-10-26ND
2017-03-28ND
2017-06-06ND
2017-08-23ND
2017-11-29ND
2018-03-20531816ND
2018-06-25543499ND
2018-10-10560946ND
2018-12-18577006ND
2019-02-25590553ND
2019-05-21602851ND
2019-08-27621111ND
2019-10-02618274ND