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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

California Water Service (CWS) - King City

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.

 

12

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
2015N/A00N/A
2016ND30ND
2017ND30ND
2018N/A00N/A
2019ND60ND

ppb = parts per billion

All test results

Date Lab ID Result
2016-03-079590-012-1143ND
2016-03-149590-006-1216ND
2016-09-209590-007-1117ND
2017-06-069590-014-1138ND
2017-06-069590-015-1105ND
2017-06-079590-008-1117ND
2019-03-069590-012-1227ND
2019-04-179590-006-1140ND
2019-06-039590-014-0933ND
2019-06-039590-015-1028ND
2019-06-049590-008-1022ND
2019-09-099590-007-1127ND