Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Vivian Water System

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

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND30ND
2021ND20ND
2022ND10ND
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
2018-01-0835367519001ND
2018-01-0835367519001ND
2018-07-2335407296001ND
2018-07-2335407296001ND
2019-02-1835449625001ND
2019-02-1835449625001ND
2019-07-2535485237001ND
2019-07-2535485237001ND
2020-02-1135530385001ND
2020-08-0435567924001ND
2020-09-3035581641001ND
2021-01-0535602530001ND
2021-08-1035655130001ND
2022-02-1435697796001ND
2023-01-3035776976005ND
2023-08-1535821489001ND
2023-12-1235848285001ND