Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Mount Houston Road Municipal Utility District

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
2018ND20ND
2019ND10ND
2020ND10ND
2021ND20ND
2022ND10ND
2023ND10ND

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
2018-06-18AE30332ND
2018-06-18AE30335ND
2019-07-15AE74492ND
2020-07-09AF18980ND
2021-06-14AF57940ND
2021-06-14AF57941ND
2022-05-05AF95830ND
2023-06-01AG42888ND