Alachlor (Lasso)
West View Water Authority
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
11
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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 6 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 1 | 0 | ND |
| 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 |
|---|---|---|
| 2020-02-18 | 21755812.00 | ND |
| 2020-04-07 | 22119907.00 | ND |
| 2020-04-07 | 22119937.00 | ND |
| 2020-07-22 | 22898325.00 | ND |
| 2020-07-22 | 22898355.00 | ND |
| 2020-11-09 | 23449023.00 | ND |
| 2022-08-15 | 27338612.00 | ND |
| 2023-05-02 | 29004463.00 | ND |
| 2023-05-02 | 29004464.00 | ND |
| 2023-08-01 | 29600668.00 | ND |
| 2023-08-01 | 29600669.00 | ND |