Alachlor (Lasso)
Okla Ordnance Works Authority
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 | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 2 | 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 |
|---|---|---|
| 2018-02-13 | AB14090-01 | ND |
| 2019-08-28 | BH29006-01 | ND |
| 2020-04-15 | CD15098-01RE1 | ND |
| 2020-07-29 | CG29059-01 | ND |
| 2020-10-07 | CJ07076-01 | ND |
| 2021-01-13 | DA13061-01 | ND |
| 2021-04-21 | DD21050-01 | ND |
| 2021-07-21 | DG21063-01 | ND |
| 2021-10-27 | DJ27031-01 | ND |
| 2022-02-22 | EB22113-01 | ND |
| 2022-05-04 | EE04051-01 | ND |
| 2022-08-03 | EH03080-01 | ND |
| 2023-02-22 | FB22042-01 | ND |
| 2023-08-16 | FH16083-01RE1 | ND |