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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

Kalaheo-Koloa

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.

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44

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
2015ND180ND
2016N/A00N/A
2017N/A00N/A
2018ND220ND
2019ND40ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-07-06C15-07-0138ND
2015-07-06C15-07-0137ND
2015-07-06C15-07-0141ND
2015-07-06C15-07-0139ND
2015-07-06C15-07-0140ND
2015-07-08C15-07-0215ND
2015-07-08C15-07-0216ND
2015-07-08C15-07-0217ND
2015-07-08C15-07-0218ND
2015-10-19C15-10-0032ND
2015-10-19C15-10-0031ND
2015-10-19C15-10-0030ND
2015-10-19C15-10-0029ND
2015-10-19C15-10-0028ND
2015-10-21C15-10-0079ND
2015-10-21C15-10-0080ND
2015-10-21C15-10-0081ND
2015-10-21C15-10-0082ND
2018-01-29201801000000ND
2018-01-29201801310036ND
2018-04-18C18-04-0191ND
2018-04-18C18-04-0190ND
2018-04-18C18-04-0189ND
2018-04-18C18-04-0187ND
2018-04-18C18-04-0188ND
2018-06-04C18-06-0015ND
2018-06-04C18-06-0016ND
2018-06-05C18-06-0060ND
2018-06-05C18-06-0058ND
2018-06-05C18-06-0059ND
2018-09-10C18-09-0195ND
2018-09-10C18-09-0194ND
2018-09-11C18-09-0209ND
2018-09-11C18-09-0210ND
2018-09-11C18-09-0211ND
2018-09-12C18-09-0234ND
2018-09-12C18-09-0233ND
2018-09-12C18-09-0237ND
2018-09-12C18-09-0236ND
2018-09-12C18-09-0235ND
2019-01-30201901310193ND
2019-06-19C19-06-0076ND
2019-07-17C19-07-0157ND
2019-10-21C19-10-0073ND