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EWG's Tap Water Database — 2021 UPDATE

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Iodomethane

Demi John Place Water System

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.

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND20ND
2016ND50ND
2017ND50ND
2018ND50ND
2019ND50ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-02-19AC81227ND
2015-02-19AC81225ND
2016-03-24AD30444ND
2016-03-24AD30460ND
2016-06-09AD40052ND
2016-09-28AD51726ND
2016-11-02AD56174ND
2017-03-09AD74412ND
2017-03-09AD74420ND
2017-05-10AD83740ND
2017-08-15AD93102ND
2017-11-08AE04069ND
2018-01-24AE10176ND
2018-03-26AE19974ND
2018-05-30AE28049ND
2018-08-14AE36963ND
2018-12-10AE48402ND
2019-02-25AE55687ND
2019-02-25AE55641ND
2019-06-06AE69477ND
2019-09-12AE83230ND
2019-11-15AE89563ND