Alachlor (Lasso)
Emerald Lake
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 | 5 | 0 | ND |
2015 | ND | 3 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2014-07-16 | 133667.02 | ND |
2014-10-15 | 136900.01 | ND |
2014-10-15 | 136900.03 | ND |
2014-10-15 | 136900.05 | ND |
2014-10-15 | 136900.02 | ND |
2015-10-19 | 149265.01 | ND |
2015-10-19 | 149265.02 | ND |
2015-10-19 | 149265.03 | ND |
2016-12-13 | 163860.01 | ND |
2016-12-13 | 163860.02 | ND |
2016-12-13 | 163860.03 | ND |
2017-02-21 | 165820.01 | ND |
2017-10-02 | 174061.01 | ND |
2017-10-02 | 174061.02 | ND |