Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Solano Irrigation District - Pleasant Hills Ranch

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

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019N/A00N/A
2020ND40ND
2021N/A00N/A
2022N/A00N/A
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
2018-05-10CA4810025_004_004-201805101015ND
2018-08-23CA4810025_004_004-201808230920ND
2018-11-15CA4810025_004_004-201811151120ND
2020-03-10CA4810025_001_001-202003101005ND
2020-03-10CA4810025_003_003-202003101130ND
2020-06-22CA4810025_003_003-202006221125ND
2020-06-22CA4810025_001_001-202006221235ND
2023-04-06CA4810025_001_001-202304061040ND
2023-04-06CA4810025_003_003-202304060930ND