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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

Ramsey

Methomyl is an extremely toxic carbamate insecticide that targets the nervous system. In 2015 the EPA restricted some uses of methomyl on some food crops to reduce risks to human health.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND30ND
2016ND40ND
2017ND70ND
2018ND40ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-11-1714K0643-03ND
2014-11-1714K0643-04ND
2014-11-1714K0642-01ND
2015-01-0615A0053-01ND
2015-01-0615A0053-02ND
2015-01-0615A0054-01ND
2016-03-143414297ND
2016-03-143414088ND
2016-03-143414264ND
2016-05-253457795ND
2017-09-1917I0863-01ND
2017-09-1917I0863-02ND
2017-09-1917I0863-03ND
2017-09-1917I0863-04ND
2017-11-2217K0920-01ND
2017-11-2217K0920-03ND
2017-11-2217K0920-02ND
2018-02-2118B1033-01ND
2018-06-1818F1206-01ND
2018-07-3118G2048-02ND
2018-12-0318L0050-01ND