Alachlor (Lasso)
Community WC of Green Valley
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 | ND | 6 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 6 | 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 |
---|---|---|
2014-03-19 | 4031553-03S | ND |
2016-06-27 | 6062198-01S | ND |
2016-06-27 | 6062198-02S | ND |
2016-06-27 | 6062198-03S | ND |
2016-06-27 | 6062198-04S | ND |
2016-10-31 | 6102677-03 | ND |
2016-10-31 | 6102677-04 | ND |
2017-01-17 | 7011518-03S | ND |
2019-01-29 | 19A2999-01 | ND |
2019-01-29 | 19A2999-02 | ND |
2019-01-29 | 19A2999-03 | ND |
2019-01-29 | 19A2999-04 | ND |
2019-07-30 | 19G3440-01 | ND |
2019-07-30 | 19G3440-02 | ND |