Alachlor (Lasso)
Cottages Of Acadiana Water System
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 | ND | 2 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 5 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2018-03-27 | 35383753002 | ND |
| 2018-03-27 | 35383753002 | ND |
| 2018-08-01 | 35408601001 | ND |
| 2018-08-01 | 35408601001 | ND |
| 2019-08-12 | 35490062001 | ND |
| 2019-08-12 | 35490062001 | ND |
| 2020-11-24 | 35594841006 | ND |
| 2020-11-24 | 35594841007 | ND |
| 2021-01-24 | 35607357001 | ND |
| 2021-01-24 | 35607357002 | ND |
| 2021-01-25 | 35607350001 | ND |
| 2021-06-01 | 35637988002 | ND |
| 2021-06-01 | 35637988003 | ND |
| 2022-08-23 | 35742134005 | ND |