Alachlor (Lasso)
City of Graham
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 | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 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 |
---|---|---|
2014-06-09 | Q1420055004 | ND |
2015-03-04 | Q1508358006 | ND |
2016-03-22 | Q1611821001 | ND |
2017-03-09 | Q1710223001 | ND |
2018-05-10 | Q1819421005 | ND |
2019-02-14 | Q1907061001 | ND |
2019-05-22 | Q1926881005 | ND |
2019-09-18 | Q1966402007 | ND |
2019-11-18 | Q1977155001 | ND |