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EWG's Tap Water Database — 2021 UPDATE

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Iodomethane

Manville WSC

Iodomethane (methyl iodide) is an industrial chemical and soil fumigant. It is not allowed for use in California due to the harm it poses to human health.

 

42

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
2014ND40ND
2015ND100ND
2016ND70ND
2017ND70ND
2018ND70ND
2019ND70ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-11AC46497ND
2014-06-18AC57300ND
2014-06-18AC57298ND
2014-06-18AC57302ND
2015-03-19AC85365ND
2015-03-19AC85351ND
2015-03-19AC85369ND
2015-03-19AC85367ND
2015-03-19AC85357ND
2015-05-26AC93312ND
2015-05-26AC93310ND
2015-05-26AC93308ND
2015-09-29AD09009ND
2015-11-18AD14027ND
2016-04-25AD34023ND
2016-04-25AD34021ND
2016-04-25AD34013ND
2016-04-25AD34015ND
2016-04-25AD34019ND
2016-04-25AD34017ND
2016-11-09AD57440ND
2017-01-23AD66094ND
2017-01-23AD66090ND
2017-01-23AD66092ND
2017-04-27AD81516ND
2017-04-27AD81518ND
2017-04-27AD81514ND
2017-04-27AD81512ND
2018-02-01AE11895ND
2018-02-01AE11889ND
2018-02-01AE11893ND
2018-02-01AE11887ND
2018-02-01AE11881ND
2018-02-01AE11885ND
2018-02-01AE11883ND
2019-02-06AE53188ND
2019-02-06AE53184ND
2019-02-06AE53182ND
2019-02-06AE53180ND
2019-02-06AE53186ND
2019-09-12AE83244ND
2019-09-30AE85125ND