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EWG's Tap Water Database — 2021 UPDATE

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Metolachlor

Westchester County Water District #1

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
2014ND10ND
2015N/A00N/A
2016ND20ND
2017ND20ND
2018ND30ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-12-01AQ24568SOCND
2016-09-06AS19152 SOC WD#1ND
2016-09-06AS19150 SOC WD#1ND
2017-11-13AT23824SOCSND
2017-11-13AT23822SOCSND
2018-09-24AU20758WD1 SOCSND
2018-09-24AU20757WD1 SOCSND
2018-12-03AU25856WD1 SOCSND
2019-11-12AV23849D SOCSND
2019-11-12AV23850D SOCSND