Alachlor (Lasso)
Georgetown, City of
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
10
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 | 3 | 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
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-07 | AE07305 | ND |
| 2019-01-09 | AE23826 | ND |
| 2019-04-02 | AE28109 | ND |
| 2019-06-17 | AE32045 | ND |
| 2020-01-15 | AE42955 | ND |
| 2020-01-15 | AE42971 | ND |
| 2020-01-22 | AE43320 | ND |
| 2021-02-03 | AE60545 | ND |
| 2022-11-16 | AE93058 | ND |
| 2023-11-07 | AF11145 | ND |