Know Your Environment. Protect Your Health.

Alachlor (Lasso)

City of Milwaukie

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

 

11

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
2019ND30ND
2020ND60ND
2021N/A00N/A
2022ND20ND
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
2019-12-02933701001-SND
2019-12-03933701101-SND
2019-12-04933802101-SND
2020-02-11004207502-SND
2020-02-11004207501-SND
2020-02-11004207503-SND
2020-04-20011100703-SND
2020-04-20011100701-SND
2020-04-20011100702-SND
2022-09-2822-011700-0001-SND
2022-12-0722-014976-0001-SND