Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Alachlor (Lasso)

New Mexico State University

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015N/A00N/A
2016ND20ND
2017ND30ND
2018ND10ND
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
2014-03-271404003-005AND
2014-06-191406A82-005AND
2014-06-191406A81-002AND
2014-08-061408561-005AND
2016-03-151603892-002AND
2016-06-271606F11-001AND
2017-08-081708654-005ND
2017-08-081708656-005ND
2017-08-081708655-005ND
2018-04-041804429-005ND