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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

Grande San Jacinto Water System

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.

 

4

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
2016ND30ND
2017ND10ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2016-06-23AD41709ND
2016-09-15AD49808ND
2016-12-13AD62023ND
2017-02-07AD69365ND