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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

City of San Diego

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.

 

60

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
2014ND110ND
2015ND90ND
2016ND120ND
2017ND60ND
2018ND160ND
2019ND60ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-059437-010-0000ND
2014-02-059437-006-0000ND
2014-02-059437-001-0000ND
2014-05-079437-010-0000ND
2014-05-079437-006-0000ND
2014-05-079437-001-0000ND
2014-08-069437-010-0000ND
2014-08-069437-006-0000ND
2014-08-069437-001-0000ND
2014-11-059437-010-0000ND
2014-11-059437-001-0000ND
2015-05-069437-010-0000ND
2015-05-069437-001-0000ND
2015-05-069437-006-0000ND
2015-08-109437-001-0000ND
2015-08-109437-006-0000ND
2015-08-109437-010-0000ND
2015-11-189437-006-0000ND
2015-11-189437-010-0000ND
2015-11-189437-001-0000ND
2016-02-089437-010-0000ND
2016-02-089437-001-0000ND
2016-02-089437-006-0000ND
2016-05-049437-001-0000ND
2016-05-049437-010-0000ND
2016-05-049437-006-0000ND
2016-08-049437-006-0000ND
2016-08-049437-001-0000ND
2016-08-049437-010-0000ND
2016-11-029437-006-0000ND
2016-11-029437-001-0000ND
2016-11-029437-010-0000ND
2017-02-019437-001-0000ND
2017-02-019437-010-0000ND
2017-02-019437-006-0000ND
2017-05-039437-001-0000ND
2017-05-039437-006-0000ND
2017-05-039437-010-0000ND
2018-02-079437-010-0000ND
2018-02-079437-001-0000ND
2018-02-079437-006-0000ND
2018-02-079437-030-0000ND
2018-05-029437-010-0000ND
2018-05-029437-001-0000ND
2018-05-029437-006-0000ND
2018-05-099437-030-0000ND
2018-08-019437-006-0000ND
2018-08-019437-001-0000ND
2018-08-019437-010-0000ND
2018-09-059437-030-0000ND
2018-11-149437-030-0000ND
2018-11-149437-010-0000ND
2018-11-149437-001-0000ND
2018-11-149437-006-0000ND
2019-05-089437-001-0000ND
2019-05-089437-010-0000ND
2019-05-089437-006-0000ND
2019-08-079437-010-0000ND
2019-08-079437-001-0000ND
2019-08-079437-006-0000ND