Alachlor (Lasso)
DCWA Knightsville
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
13
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 | 6 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 4 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 3 | 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 |
|---|---|---|
| 2014-03-17 | AD37185 | ND |
| 2014-03-17 | AD37188 | ND |
| 2014-06-16 | AD41329 | ND |
| 2014-06-16 | AD41332 | ND |
| 2014-08-14 | AD44010 | ND |
| 2014-08-14 | AD44025 | ND |
| 2016-07-19 | AD79277 | ND |
| 2016-07-19 | AD79301 | ND |
| 2016-07-19 | AD79296 | ND |
| 2016-07-19 | AD79294 | ND |
| 2019-07-16 | AE33677 | ND |
| 2019-07-16 | AE33679 | ND |
| 2019-07-16 | AE33681 | ND |