Alachlor (Lasso)
City of Wasco
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 | N/A | 0 | 0 | N/A |
2015 | ND | 12 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 5 | 0 | ND |
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 |
---|---|---|
2015-08-19 | 5806-003-0812 | ND |
2015-08-19 | 5806-005-1115 | ND |
2015-08-19 | 5806-017-0943 | ND |
2015-08-19 | 5806-006-1033 | ND |
2015-08-19 | 5806-009-0843 | ND |
2015-08-19 | 5806-008-1003 | ND |
2015-11-10 | 5806-003-0758 | ND |
2015-11-10 | 5806-017-1146 | ND |
2015-11-10 | 5806-009-0828 | ND |
2015-11-10 | 5806-008-0817 | ND |
2015-11-10 | 5806-006-1045 | ND |
2015-11-10 | 5806-005-1032 | ND |
2018-07-11 | 5806-008-0838 | ND |
2018-07-11 | 5806-009-0954 | ND |
2018-07-11 | 5806-005-0801 | ND |
2018-07-18 | 5806-006-0736 | ND |
2018-07-18 | 5806-017-0814 | ND |