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EWG's Tap Water Database — 2021 UPDATE

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Chlorpyriphos

Water District 1 of Johnson County

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

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
2018ND110ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-063866307ND
2018-02-063866320ND
2018-05-153937441ND
2018-05-153937437ND
2018-05-153937445ND
2018-07-304005749ND
2018-07-304005698ND
2018-07-304005759ND
2018-10-294104438ND
2018-11-064112619ND
2018-11-064112615ND
2019-02-114193808ND