Alachlor (Lasso)
Concan Water Supply Corporation
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
12
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 | 3 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 1 | 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 |
|---|---|---|
| 2018-01-25 | AE10751 | ND |
| 2019-02-28 | AE56710 | ND |
| 2019-02-28 | AE56711 | ND |
| 2019-02-28 | AE56712 | ND |
| 2020-02-20 | AE99377 | ND |
| 2020-08-12 | AF23289 | ND |
| 2021-03-22 | AF47744 | ND |
| 2022-03-08 | AF88218 | ND |
| 2022-08-16 | AG09544 | ND |
| 2022-08-16 | AG09545 | ND |
| 2023-02-24 | AG30436 | ND |
| 2023-11-06 | AG62473 | ND |