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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

West Hwy 80 Ark Road WS

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015N/A00N/A
2016N/A00N/A
2017ND80ND
2018N/A00N/A
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
2014-06-16AD92411ND
2014-06-16AD92412ND
2014-06-16AD92411ND
2014-06-16AD92412ND
2014-08-04AD94924ND
2014-08-04AD94924ND
2014-08-11AD95313ND
2014-08-11AD95313ND
2017-05-0135310537001ND
2017-05-0135310537002ND
2017-05-0135310537001ND
2017-05-0135310537002ND
2017-08-0135327912005ND
2017-08-0135327912005ND
2017-10-0235339339008ND
2017-10-0235339339008ND