Alachlor (Lasso)
Des Moines Water Works
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 | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2014-10-08 | 2085404 | ND |
2015-07-13 | OE266315 | ND |
2015-08-10 | OE277679 | ND |
2016-09-30 | OE435255 | ND |
2016-09-30 | OE435256 | ND |
2017-12-15 | OE601645 | ND |
2018-07-09 | OE680202 | ND |
2018-07-16 | OE683859 | ND |
2018-10-08 | OE724008 | ND |
2019-07-09 | OE831885 | ND |
2019-07-16 | OE835743 | ND |
2019-08-21 | OE854920 | ND |