Alachlor (Lasso)
Boone County Cons. PWSD1
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
22
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 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 18 | 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 |
|---|---|---|
| 2018-03-07 | AD14744 | ND |
| 2018-03-07 | AD14754 | ND |
| 2018-03-07 | AD14753 | ND |
| 2018-03-07 | AD14752 | ND |
| 2018-03-07 | AD14751 | ND |
| 2018-03-07 | AD14750 | ND |
| 2018-03-07 | AD14749 | ND |
| 2018-03-07 | AD14746 | ND |
| 2018-03-07 | AD14743 | ND |
| 2018-03-07 | AD14747 | ND |
| 2018-03-07 | AD14745 | ND |
| 2018-03-07 | AD14741 | ND |
| 2018-03-16 | AD17714 | ND |
| 2018-03-16 | AD17715 | ND |
| 2018-04-11 | AD18403 | ND |
| 2018-05-21 | AD20840 | ND |
| 2018-08-21 | AD31542 | ND |
| 2018-11-19 | AD36040 | ND |
| 2019-02-08 | AD39831 | ND |
| 2019-05-21 | AD47807 | ND |
| 2019-08-22 | AD54307 | ND |
| 2019-11-21 | AD58314 | ND |