Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Tecumseh, City of

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND30ND
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
2018-04-30544526ND
2019-03-26591769ND
2020-06-15668635ND
2021-08-02747276ND
2021-11-08763855ND
2021-11-22744458ND
2022-03-21779029ND
2022-10-12828368ND
2023-06-08856150ND
2023-10-17890889ND