Know Your Environment. Protect Your Health.

Alachlor (Lasso)

City of Denham Springs Water System

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

 

12

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
2020ND70ND
2021N/A00N/A
2022N/A00N/A
2023ND50ND

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
2020-07-0635562060001ND
2020-07-0635562060002ND
2020-07-0635562060003ND
2020-07-0735562059001ND
2020-07-0735562059002ND
2020-07-0735562059003ND
2020-11-3035595785001ND
2023-07-3135817938001ND
2023-07-3135817938002ND
2023-07-3135817938003ND
2023-07-3135817938004ND
2023-07-3135817938005ND