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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

Chippewa Falls Waterworks

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015N/A00N/A
2016N/A00N/A
2017ND40ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-05-20790679ND
2014-08-11809552ND
2017-05-02986302ND
2017-05-02986305ND
2017-07-261006849ND
2017-07-261006850ND