Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Helms Water System

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
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
2018-04-30CB02844-01ND
2018-04-30CB02844-02ND
2019-06-06CC03216-01ND
2019-06-06CC03216-02ND
2020-04-15CD03897-01ND
2020-04-15CD03897-02ND
2021-05-05CE02456-01ND
2021-05-05CE02456-02ND
2022-06-09CF02963-01ND
2022-06-09CF02963-02ND
2023-05-11752-6930-1ND
2023-05-11752-6930-2ND