Alachlor (Lasso)
SJWD Middle Tyger WTP
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 | 1 | 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 |
---|---|---|
2014-05-13 | AD39799 | ND |
2014-05-13 | AD39842 | ND |
2015-05-05 | AD54911 | ND |
2016-06-15 | AD77332 | ND |
2016-12-13 | AD87057 | ND |
2017-10-24 | AE02474 | ND |
2017-10-24 | AE02473 | ND |
2018-05-02 | AE11600 | ND |
2018-06-20 | AE14001 | ND |
2019-08-27 | AE36139 | ND |
2019-08-27 | AE36137 | ND |