Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Brunswick / Topsham Water District

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
2020ND60ND
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
2020-10-212010-02991-003ND
2020-10-212010-02991-002ND
2020-10-212010-02991-001ND
2020-12-092012-01306-003ND
2020-12-092012-01306-002ND
2020-12-092012-01306-001ND
2023-06-202306-04108-001ND
2023-06-202306-04106-001ND
2023-06-202306-04100-001ND
2023-11-152311-02949-001ND
2023-11-152311-02947-001ND
2023-11-152311-02946-001ND