Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Connecticut Water Company - Amston Lake Division

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

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND20ND
2020N/A00N/A
2021N/A00N/A
2022ND20ND
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 Lab ID Result
2018-01-19BZ75818SOC2ND
2018-04-09CA16127SOC2ND
2018-07-23CA95518ND
2018-11-15SOC 200512952ND
2019-02-19SOC 200522111ND
2019-02-19SOC 200522112ND
2022-09-23CM40532ND
2022-09-23CM40529ND