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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

City of Walterboro

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015ND110ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019ND80ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-07-29AD58799ND
2015-07-29AD58800ND
2015-07-29AD58806ND
2015-07-29AD58809ND
2015-07-29AD58810ND
2015-07-29AD58796ND
2015-08-05AD59196ND
2015-08-05AD59197ND
2015-08-05AD59193ND
2015-08-05AD59163ND
2015-08-05AD59162ND
2019-10-22AE39023ND
2019-10-22AE39024ND
2019-10-22AE39030ND
2019-10-23AE39131ND
2019-10-23AE39151ND
2019-10-23AE39129ND
2019-10-24AE39272ND
2019-10-24AE39276ND