Alachlor (Lasso)
Central Texas Water Supply Corporation
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 |
---|---|---|---|---|
2014 | ND | 4 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 0 | ND |
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 |
---|---|---|
2014-01-27 | AC40195 | ND |
2014-05-02 | AC52723 | ND |
2014-07-23 | AC60737 | ND |
2014-12-12 | AC74738 | ND |
2015-03-10 | AC83566 | ND |
2015-06-01 | AC93948 | ND |
2016-03-14 | AD28656 | ND |
2016-03-14 | AD28657 | ND |
2017-03-20 | AD75836 | ND |
2017-03-20 | AD75837 | ND |
2018-01-17 | AE09134 | ND |
2018-01-17 | AE09133 | ND |
2019-03-27 | AE60327 | ND |
2019-03-27 | AE60329 | ND |