Alachlor (Lasso)
Missouri American Jefferson City District
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 | 4 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-02-12 | 24690201 | ND |
2014-05-06 | 25591001 | ND |
2014-08-04 | 26546801 | ND |
2014-11-03 | 27379601 | ND |
2015-02-09 | 28152501 | ND |
2015-05-03 | 28883501 | ND |
2015-08-10 | 29800401 | ND |
2015-11-16 | 30646401 | ND |
2016-05-16 | 31962801 | ND |
2016-08-02 | 33016001 | ND |
2016-11-02 | 33702701 | ND |
2017-02-27 | 34565501 | ND |
2017-05-17 | 35401901 | ND |
2017-08-02 | 36571501 | ND |
2017-11-06 | 37660101 | ND |
2018-02-06 | 38582901 | ND |
2018-05-08 | 39344601 | ND |
2018-08-07 | 40560101 | ND |
2018-11-06 | 41788501 | ND |
2019-02-06 | 43198101 | ND |
2019-05-07 | 43957201 | ND |
2019-08-06 | 45740501 | ND |
2019-11-06 | 47090901 | ND |