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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Water Works District #1 of Vermilion

Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.

MORE ABOUT THIS CONTAMINANT

 

28

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
2014ND40ND
2015ND80ND
2016ND20ND
2017ND40ND
2018ND80ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 2 ppb

The legal limit for alachlor, established in 1991, was based on toxicity studies in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-28AD94337ND
2014-07-28AD94336ND
2014-07-28AD94337ND
2014-07-28AD94336ND
2015-01-05AE00775ND
2015-01-05AE00774ND
2015-01-05AE00775ND
2015-01-05AE00777ND
2015-01-05AE00776ND
2015-01-05AE00774ND
2015-01-05AE00776ND
2015-01-05AE00777ND
2016-08-0835259258003ND
2016-08-0835259258003ND
2017-07-1035323637005ND
2017-07-1035323637004ND
2017-07-1035323637005ND
2017-07-1035323637004ND
2018-04-0235383761001ND
2018-04-0235383761004ND
2018-04-0235383761003ND
2018-04-0235383761002ND
2018-04-0235383761001ND
2018-04-0235383761004ND
2018-04-0235383761003ND
2018-04-0235383761002ND
2019-06-1035474976001ND
2019-06-1035474976001ND