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EWG's Tap Water Database — 2021 UPDATE

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Alachlor (Lasso)

Lofton Oaks Grid

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

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND80ND
2015ND10ND
2016N/A00N/A
2017ND70ND
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
2014-02-18ND
2014-02-18ND
2014-02-18ND
2014-02-18ND
2014-10-07ND
2014-10-07ND
2014-10-07ND
2014-10-07ND
2015-05-01ND
2017-02-07ND
2017-02-07ND
2017-02-08ND
2017-02-08ND
2017-10-16ND
2017-10-16ND
2017-10-16ND
2018-09-26ND
2018-11-02ND
2019-02-15ND
2019-05-03ND