Alachlor (Lasso)
St. Tam Parish-faubourg-coquille
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
14
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 |
|---|---|---|---|---|
| 2018 | ND | 4 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-06-11 | 35398326001 | ND |
| 2018-06-11 | 35398326002 | ND |
| 2018-06-11 | 35398326001 | ND |
| 2018-06-11 | 35398326002 | ND |
| 2020-06-09 | 35556143001 | ND |
| 2020-06-09 | 35556143002 | ND |
| 2020-06-09 | 35556143003 | ND |
| 2020-10-26 | 35587899001 | ND |
| 2021-06-22 | 35642987001 | ND |
| 2021-06-22 | 35642987002 | ND |
| 2023-06-26 | 35809805001 | ND |
| 2023-06-26 | 35809805002 | ND |
| 2023-06-26 | 35809805003 | ND |
| 2023-06-26 | 35809805004 | ND |