Alachlor (Lasso)
Columbus Municipal Utility
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
8
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 4 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 4 | 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 |
|---|---|---|
| 2015-04-23 | 300620RS28-1502 | ND |
| 2015-04-23 | 300621RS28-1502 | ND |
| 2015-09-02 | 3314502RS28-1503 | ND |
| 2015-09-02 | 3314511RS28-1503 | ND |
| 2018-04-26 | 3921990RS28-1802 | ND |
| 2018-04-26 | 3921999RS28-1802 | ND |
| 2018-09-27 | 4072048RS28-1803 | ND |
| 2018-09-27 | 4072057RS28-1803 | ND |