Alachlor (Lasso)
Jordanelle Special Service District
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
20
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 | ND | 6 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 6 | 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 | Result |
|---|---|
| 2019-06-27 | ND |
| 2019-06-27 | ND |
| 2019-06-27 | ND |
| 2019-07-29 | ND |
| 2019-07-29 | ND |
| 2019-08-12 | ND |
| 2020-08-03 | ND |
| 2021-07-19 | ND |
| 2021-09-20 | ND |
| 2021-10-19 | ND |
| 2022-05-16 | ND |
| 2022-06-01 | ND |
| 2022-07-14 | ND |
| 2022-07-19 | ND |
| 2022-07-19 | ND |
| 2022-10-05 | ND |
| 2023-05-24 | ND |
| 2023-05-24 | ND |
| 2023-06-05 | ND |
| 2023-07-17 | ND |