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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

Keenan Water Supply Corporation

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.

 

7

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
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018ND60ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2015-02-05AC79541ND
2018-01-31AE11670ND
2018-01-31AE11666ND
2018-03-02AE16754ND
2018-04-09AE21753ND
2018-07-09AE32691ND
2018-10-02AE42411ND