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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

City of Rio Grande 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.

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016ND20ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-26AC44838ND
2015-09-22AD08093ND
2016-02-22AD24842ND
2016-02-22AD24838ND
2017-03-07AD74457ND
2018-08-31AE39188ND
2019-02-06AE53602ND