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EWG's Tap Water Database — 2021 UPDATE

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Iodomethane

City of Chico

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
2014ND30ND
2015ND30ND
2016ND30ND
2017ND30ND
2018ND30ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-08-25Q1438988015ND
2014-08-25Q1438988013ND
2014-08-25Q1438988011ND
2015-03-18Q1510146005ND
2015-03-18Q1510146003ND
2015-03-18Q1510146001ND
2016-12-06Q1653274002ND
2016-12-06Q1653274005ND
2016-12-06Q1653274003ND
2017-02-27Q1708321013ND
2017-02-27Q1708321017ND
2017-02-27Q1708321016ND
2018-12-13Q1851676006ND
2018-12-13Q1851676003ND
2018-12-13Q1851676001ND
2019-01-08Q1900653010ND
2019-01-08Q1900653006ND
2019-01-08Q1900653001ND