Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Malaga County Water District

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

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019N/A00N/A
2020N/A00N/A
2021ND30ND
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-09-17CA1010042_007_007-201809171330ND
2018-09-17CA1010042_006_006-201809171350ND
2018-09-17CA1010042_012_012-201809171410ND
2021-08-16CA1010042_012_012-202108161258ND
2021-08-16CA1010042_006_006-202108161244ND
2021-08-16CA1010042_007_007-202108161227ND