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EWG's Tap Water Database — 2021 UPDATE

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Chlorpyriphos

Mahwah Water Department

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
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
2018-06-117054529005SEA1ND
2018-06-117054529006SEA1ND
2018-06-117054529007SEA1ND
2018-06-117054529008SEA1ND
2018-06-117054529009SEA1ND
2018-09-137064935005SEA2ND
2018-12-137074028005SEA2ND
2018-12-137074028006SEA2ND
2018-12-137074028007SEA2ND
2018-12-137074028008SEA2ND
2018-12-137074028009SEA3ND
2019-03-067081624005SEA4ND