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EWG's Tap Water Database — 2021 UPDATE

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Chlorpyriphos

Stoughton Waterworks

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.

 

8

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
2018ND80ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2018-03-061043808-20327ND
2018-03-061043810-20327ND
2018-03-061043804-20327ND
2018-03-061043806ND
2018-09-111079769ND
2018-09-111079771ND
2018-09-111079765ND
2018-09-111079767ND