Know Your Environment. Protect Your Health.

Alachlor (Lasso)

East Lyme Water & Sewer Commission

NOTE: East Lyme Water & Sewer Commission purchases water from New London Department of Public Utilities which is required to test for alachlor (lasso). Sample information shown below was taken by New London Department of Public Utilities.

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

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND100ND
2020ND40ND
2021ND40ND
2022ND30ND
2023ND20ND

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: East Lyme Water & Sewer Commission purchases water from New London Department of Public Utilities which is required to test for alachlor (lasso). Sample information shown below was taken by New London Department of Public Utilities.

Date Lab ID Result
2019-06-0629562SOC2ND
2019-09-2330083SOC2ND
2022-07-1336104SOC2ND
2022-10-0636622SOC2ND