Alachlor (Lasso)
City of Woodland
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 | ND | 4 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2014-02-20 | 5810-052-0821 | ND |
| 2014-08-21 | 5810-003-0907 | ND |
| 2014-08-21 | 5810-019-1024 | ND |
| 2014-08-21 | 5810-052-0826 | ND |
| 2015-02-19 | 5810-052-0813 | ND |
| 2015-05-21 | 5810-052-0820 | ND |
| 2015-08-20 | 5810-015-1014 | ND |
| 2015-08-20 | 5810-017-1111 | ND |