Alachlor (Lasso)
City of West Columbia
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 | 2 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-01-22 | AD34777 | ND |
2014-01-22 | AD34778 | ND |
2015-01-21 | AD50493 | ND |
2015-01-21 | AD50494 | ND |
2016-02-03 | AD70088 | ND |
2016-02-03 | AD70089 | ND |
2017-11-07 | AE03190 | ND |
2017-11-07 | AE03192 | ND |
2018-02-14 | AE07713 | ND |
2018-02-15 | AE07832 | ND |
2019-01-08 | AE23569 | ND |