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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Kensington Place S/d

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

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND10ND
2016ND40ND
2017ND40ND
2018ND10ND
2019N/A00N/A

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
2014-03-20781176SND
2014-06-0392203726001SOCND
2014-09-1092216781001SOCND
2015-03-11ND
2016-04-148220-041416-E01SND
2016-06-168220-061616-E01SND
2016-07-148220-071416-E01SND
2016-11-028220-110216-E01SND
2017-02-238220-022317-E01SND
2017-05-258220-052517-E01SND
2017-08-088220-080817-E01SND
2017-10-128220-101217-E01SND
2018-01-308220-013018-E01SND