Alachlor (Lasso)
Tennessee Water Supply Corporation
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 | 1 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-09-26 | Q1448992004 | ND |
2015-03-26 | Q1511320003 | ND |
2016-05-12 | Q1618971003 | ND |
2016-09-30 | Q1641547001 | ND |
2016-10-18 | Q1644735001 | ND |
2017-03-16 | Q1711519003 | ND |
2017-05-31 | Q1723156001 | ND |
2017-09-14 | Q1743708001 | ND |
2017-11-29 | Q1760983001 | ND |
2018-11-14 | Q1846426006 | ND |
2019-12-05 | Q1979154003 | ND |