Alachlor (Lasso)
Paw Blue Mountain Division
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
21
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 | 1 | 0 | ND |
| 2020 | ND | 10 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 10 | 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 |
|---|---|---|
| 2019-07-16 | 45238801 | ND |
| 2020-04-22 | 22086525.00 | ND |
| 2020-04-29 | 22278269.00 | ND |
| 2020-04-29 | 22278340.00 | ND |
| 2020-05-11 | 22278398.00 | ND |
| 2020-05-11 | 22278369.00 | ND |
| 2020-07-20 | 22668151.00 | ND |
| 2020-07-20 | 22668122.00 | ND |
| 2020-08-17 | 22861732.00 | ND |
| 2020-08-17 | 22861674.00 | ND |
| 2020-08-17 | 22861703.00 | ND |
| 2023-04-10 | 28766847.00 | ND |
| 2023-04-10 | 28766812.00 | ND |
| 2023-04-11 | 28766789.00 | ND |
| 2023-04-11 | 28766672.00 | ND |
| 2023-06-07 | 29172418.00 | ND |
| 2023-07-12 | 29363507.00 | ND |
| 2023-07-12 | 29363459.00 | ND |
| 2023-07-24 | 29363569.00 | ND |
| 2023-07-24 | 29363534.00 | ND |
| 2023-07-24 | 29363488.00 | ND |