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EWG's Tap Water Database — 2021 UPDATE

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Chlorpyriphos

Roswell Municipal Water 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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26

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
2019ND260ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-03-11201903120161ND
2019-03-11201903120164ND
2019-03-11201903120165ND
2019-03-11201903120157ND
2019-03-11201903120163ND
2019-03-11201903120166ND
2019-03-11201903120162ND
2019-03-11201903120167ND
2019-03-11201903120160ND
2019-03-11201903120159ND
2019-03-11201903120168ND
2019-03-11201903120158ND
2019-03-18201903190370ND
2019-09-09201909100468ND
2019-09-09201909100471ND
2019-09-09201909100472ND
2019-09-09201909100473ND
2019-09-09201909100470ND
2019-09-09201909100469ND
2019-09-09201909100467ND
2019-09-09201909100466ND
2019-09-09201909100465ND
2019-09-09201909100464ND
2019-09-09201909100463ND
2019-09-12201909130153ND
2019-09-12201909130154ND