Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Hanson Water Department

NOTE: Hanson Water Department purchases water from Brockton Water Commission which is required to test for alachlor (lasso). Sample information shown below was taken by Brockton Water Commission.

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
2018ND40ND
2019N/A00N/A
2020ND40ND
2021N/A00N/A
2022ND20ND
2023ND30ND

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

NOTE: Hanson Water Department purchases water from Brockton Water Commission which is required to test for alachlor (lasso). Sample information shown below was taken by Brockton Water Commission.

Date Result
2018-06-12ND
2018-06-12ND
2018-12-10ND
2018-12-10ND
2020-06-08ND
2020-06-09ND
2020-12-01ND
2020-12-02ND
2022-09-21ND
2022-12-01ND
2023-06-01ND
2023-12-06ND