Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Stanley Lake Municipal Utility District

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND10ND
2020ND30ND
2021ND40ND
2022ND30ND
2023ND30ND

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
2018-02-20AE14532ND
2018-02-20AE14546ND
2019-03-04AE57022ND
2020-08-11AF22975ND
2020-08-11AF22976ND
2020-11-20AF35551ND
2021-01-14AF39637ND
2021-01-14AF39638ND
2021-01-14AF39639ND
2021-04-14AF50216ND
2022-08-04AG07987ND
2022-08-04AG07989ND
2022-10-18AG17475ND
2023-01-25AG26347ND
2023-01-25AG26348ND
2023-04-10AG36142ND