Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Methomyl

Gonzales County Water Supply Corporation

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
2014ND50ND
2015N/A00N/A
2016ND10ND
2017ND50ND
2018N/A00N/A
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-20AC43934ND
2014-02-20AC43927ND
2014-02-20AC43930ND
2014-02-20AC43928ND
2014-02-20AC43926ND
2016-01-19AD18726ND
2017-03-13AD75558ND
2017-03-13AD75556ND
2017-03-13AD75559ND
2017-03-13AD75557ND
2017-04-26AD81286ND
2019-03-05AE57212ND