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EWG's Tap Water Database — 2021 UPDATE

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Iodomethane

Walnut Creek SUD

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.

 

6

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
2015ND10ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-09-03Q1441134001ND
2015-09-15Q1535843002ND
2016-09-26Q1640029001ND
2017-08-28Q1738759003ND
2018-07-23Q1829023002ND
2019-08-22Q1958473001ND