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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Windstar Park Inc.

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

 

5

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND10ND
2016ND10ND
2017ND10ND
2018N/A00N/A
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
2015-12-1015121343001RS28-ND
2016-11-1516111686001RS525ND
2017-03-2717032964001ARS-1ND
2019-04-3019050031001RS28-ND
2019-11-1419111474001RS-19ND