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EWG's Tap Water Database — 2021 UPDATE

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Chlorpyriphos

Swta - Main System

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.

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22

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
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2020-01-214546270ND
2020-01-214546342ND
2020-01-214546405ND
2020-01-214546266ND
2020-01-214546385ND
2020-01-214546368ND
2020-01-214546331ND
2020-01-214546372ND
2020-01-214546274ND
2020-04-074605458ND
2020-04-074605413ND
2020-07-214679962ND
2020-07-214679980ND
2020-07-214680007ND
2020-07-214679990ND
2020-07-214679931ND
2020-07-214679974ND
2020-07-214679927ND
2020-07-214679954ND
2020-07-214679942ND
2020-10-064743953ND
2020-10-064743856ND