Know Your Environment. Protect Your Health.

Alachlor (Lasso)

Spanaway Water Company

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
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021ND50ND
2022ND40ND
2023N/A00N/A

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
2021-08-044159394ND
2021-08-044159393ND
2021-08-044159390ND
2021-08-044159392ND
2021-08-044163830ND
2022-07-124333309ND
2022-07-124333305ND
2022-07-144333308ND
2022-08-294370780ND