Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Austin Utilities

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
2018N/A00N/A
2019ND30ND
2020ND30ND
2021N/A00N/A
2022ND40ND
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
2019-11-2019K0944-05ND
2019-11-2019K0944-06ND
2019-11-2019K0944-07ND
2020-03-1020C0554-01ND
2020-03-1020C0554-02ND
2020-03-1020C0559-01ND
2022-02-1622B1129-01ND
2022-02-1622B1130-02ND
2022-08-1522H1412-01ND
2022-08-1522H1412-02ND