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EWG's Tap Water Database — 2019 UPDATE

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Metolachlor

Rathbun Regional Water Assn

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20120.150 ppb220.1000 ppb - 0.200 ppb
20130.1000 ppb110.1000 ppb
20140.250 ppb220.200 ppb - 0.300 ppb
20150.300 ppb110.300 ppb
20160.1000 ppb220.1000 ppb
20170.150 ppb220.1000 ppb - 0.200 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2012-03-0118894080.200 ppb
2012-06-0419081640.1000 ppb
2013-06-1119842880.1000 ppb
2014-01-0720264800.300 ppb
2014-04-0220437040.200 ppb
2015-04-07OE2285770.300 ppb
2016-04-06OE3630510.1000 ppb
2016-04-06OE3630370.1000 ppb
2017-03-15OE4912520.1000 ppb
2017-04-10OE4998790.200 ppb