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EWG's Tap Water Database — 2019 UPDATE

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Metolachlor

Signal Hill - City, Water Department

Metolachlor is a herbicide applied on corn, soybeans and other crops. The EPA has classified metolachlor as a possible human carcinogen.

 

3

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016ND10ND
2017ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2016-10-209588-005-1110ND
2017-01-199588-005-0950ND
2017-04-209588-005-1010ND