Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Devens Massdevelopment

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

 

11

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
2019ND50ND
2020N/A00N/A
2021N/A00N/A
2022ND60ND
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 Result
2019-01-16ND
2019-01-16ND
2019-08-06ND
2019-08-06ND
2019-11-12ND
2022-01-28ND
2022-01-28ND
2022-01-28ND
2022-01-28ND
2022-01-28ND
2022-01-28ND