Know Your Environment. Protect Your Health.

Alachlor (Lasso)

City of Gonzales

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
2018ND10ND
2019ND10ND
2020ND20ND
2021ND10ND
2022ND10ND
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
2018-02-08AE13123ND
2019-03-05AE57241ND
2020-01-21AE94506ND
2020-01-21AE94509ND
2021-01-13AF39245ND
2022-03-11AF88976ND
2023-02-27AG30700ND
2023-02-27AG30701ND