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EWG's Tap Water Database — 2021 UPDATE

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Chlorpyriphos

Manville WSC

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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18

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
2020-02-2035532344003SEA1ND
2020-02-2035532344004SEA1ND
2020-02-2035532344005SEA1ND
2020-02-2035532344006SEA1ND
2020-02-2035532344002SEA1ND
2020-02-2035532344007SEA1ND
2020-02-2035532344001SEA1ND
2020-02-2435532344012SEA1ND
2020-05-1835550914001SEA2ND
2020-08-0535568270006SEA2ND
2020-08-0535568270008SEA2ND
2020-08-0535568270001SEA3ND
2020-08-0535568270007SEA2ND
2020-08-0535568270005SEA2ND
2020-08-0535568270004SEA2ND
2020-08-0535568270003SEA2ND
2020-08-0535568270002SEA2ND
2020-11-0535590100001SEA4ND