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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Salida, City of

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND20ND
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 Result
2014-03-05ND
2014-08-12ND
2015-01-22ND
2015-04-08ND
2016-06-15ND
2016-09-21ND
2017-02-23ND
2017-05-15ND
2018-02-28ND
2018-06-26ND
2019-06-24ND
2019-09-19ND