Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Grand Lakes Municipal Utility District 4

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
2018ND20ND
2019ND10ND
2020ND10ND
2021ND40ND
2022ND20ND
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

Date Lab ID Result
2018-07-17AE33650ND
2018-07-17AE33654ND
2019-05-07AE65250ND
2020-06-24AF16868ND
2021-06-21AF58958ND
2021-06-21AF58959ND
2021-09-17AF70510ND
2021-10-05Q2127459001ND
2022-01-21AF81443ND
2022-01-21AF81444ND
2023-07-20AG49695ND
2023-07-20AG49700ND