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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

UC - Davis

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND90ND
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018ND60ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-255810-026-1050ND
2014-05-205810-026-0650ND
2014-09-045810-026-0900ND
2014-12-095810-001-1030ND
2014-12-095810-002-0930ND
2014-12-095810-004-1115ND
2014-12-095810-015-0840ND
2014-12-095810-016-1200ND
2014-12-185810-011-1300ND
2015-02-195810-014-1030ND
2018-12-045810-001-1015ND
2018-12-045810-002-1050ND
2018-12-045810-004-1130ND
2018-12-045810-014-0920ND
2018-12-045810-015-1230ND
2018-12-045810-026-1200ND