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EWG's Tap Water Database — 2021 UPDATE

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Iodomethane

Hilltop Lakes Water Supply Corporation

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.

 

18

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
2015ND30ND
2016ND60ND
2017ND30ND
2018ND30ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-09-24Q1537538021ND
2015-09-24Q1537538019ND
2015-09-24Q1537538017ND
2016-03-29Q1612696008ND
2016-03-29Q1612696004ND
2016-03-29Q1612696002ND
2016-06-20Q1625124002ND
2016-09-26Q1640146003ND
2016-11-30Q1652220002ND
2017-03-28Q1713142005ND
2017-03-28Q1713142003ND
2017-03-28Q1713142002ND
2018-03-27Q1812460014ND
2018-03-27Q1812460016ND
2018-03-27Q1812460002ND
2019-05-08Q1922543001ND
2019-08-26Q1959208003ND
2019-08-26Q1959208005ND