Alachlor (Lasso)
Columbia Water Company
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 1 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 7 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
---|---|---|
2014-07-14 | 2018880001 | ND |
2017-04-04 | 16058728 | ND |
2017-04-11 | 16058935 | ND |
2017-04-18 | 16058963 | ND |
2017-07-10 | 16532009 | ND |
2017-07-11 | 16531996 | ND |
2017-07-26 | 16532016 | ND |
2017-08-11 | 16692204 | ND |