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EWG's Tap Water Database — 2021 UPDATE

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Chlorpyriphos

City of Deer Park

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.

 

4

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
2018ND10ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-11-14Q1846028001ND
2019-02-20Q1907564001ND
2019-05-06Q1919895001ND
2019-08-07Q1952166001ND