Alachlor (Lasso)
City Of Brazoria
NOTE: City Of Brazoria purchases water from Brazosport Water Authority which is required to test for alachlor (lasso). Sample information shown below was taken by Brazosport Water Authority.
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
Samples
Samples exceeding legal limit (MCL)
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 | 1 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 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
NOTE: City Of Brazoria purchases water from Brazosport Water Authority which is required to test for alachlor (lasso). Sample information shown below was taken by Brazosport Water Authority.
| Date | Lab ID | Result |
|---|---|---|
| 2018-01-22 | AE09699 | ND |
| 2019-02-07 | AE53613 | ND |
| 2020-03-17 | AF03387 | ND |
| 2021-01-21 | AF40456 | ND |
| 2022-01-24 | AF81428 | ND |
| 2023-05-15 | AG40595 | ND |