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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

Connecticut Water Company - Northern Region-Western System

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.

 

39

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
2014ND10ND
2015ND190ND
2016ND30ND
2017ND110ND
2018ND30ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-20140325CWCSOC2ND
2015-01-203173044ND
2015-02-113185959ND
2015-03-193210161ND
2015-03-193210170ND
2015-03-303216185ND
2015-03-313216985ND
2015-04-223230620ND
2015-04-223230626ND
2015-04-223230612ND
2015-04-273231825ND
2015-04-283232536ND
2015-05-263249446ND
2015-06-12BJ30561SOC2ND
2015-07-01BJ40227SOC2ND
2015-07-02BJ41078SOC2ND
2015-07-30BJ65812SOC2ND
2015-08-13BJ73997SOC2ND
2015-08-21BJ79580SOC2ND
2015-08-28BJ83828SOC2ND
2016-01-27BK58056SOC2ND
2016-05-25BN40004SOC2ND
2016-06-23BN62227SOC2ND
2017-03-03BX79851SOC2ND
2017-03-03BX79849SOC2ND
2017-04-06BY00572SOC2ND
2017-04-21BY07960SOC2ND
2017-04-21BY07962SOC2ND
2017-05-30BY30818SOC2ND
2017-06-01BY32097SOC2ND
2017-07-07BY54443SOC2ND
2017-07-14BY60158SOC2ND
2017-07-27BY73973SOC2ND
2017-08-11BY83260SOC2ND
2018-01-31BZ82950SOC2ND
2018-06-28CA80715SOC2ND
2018-07-26CA99050ND
2019-01-09SOC 200518249ND
2019-03-11SOC 200524185ND