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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

E J Water Corp

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

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND10ND
2016ND20ND
2017ND30ND
2018ND20ND
2019ND10ND

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
2014-01-224012823-02RE1ND
2014-04-014040280-01ND
2015-04-135042177-01ND
2016-02-036020776-01ND
2016-04-116041774-01ND
2017-04-117041787-01ND
2017-08-077081562-01RE1ND
2017-11-147112688-01ND
2018-01-098011610-01ND
2018-05-218053901-01ND
2019-05-069051378-01ND