Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Brent Utilities Board

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

 

9

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
2019N/A00N/A
2020ND30ND
2021N/A00N/A
2022N/A00N/A
2023ND60ND

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
2020-05-1920155140001_ISOCND
2020-05-1920155140002_ISOCND
2020-05-1920155140003_ISOCND
2023-01-2435774469001_ISOCND
2023-01-2435774469002_ISOCND
2023-01-2435774469003_ISOCND
2023-05-1935800885001_ISOCND
2023-05-1935800885002_ISOCND
2023-05-1935800885003_ISOCND