Alachlor (Lasso)
Roanoke Rapids Sanitary 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 | 3 | 0 | ND |
2015 | ND | 3 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 2 | 0 | ND |
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 |
---|---|---|
2014-03-13 | 14031475-001 | ND |
2014-08-26 | 14090055-001 | ND |
2014-11-04 | 14110564-001 | ND |
2015-02-12 | ND | |
2015-02-12 | ND | |
2015-05-14 | ND | |
2018-03-08 | 47661-01 | ND |
2018-05-10 | 50513-01 | ND |