Alachlor (Lasso)
City of Havre De Grace
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
8
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 | 3 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 1 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2018-06-04 | E18004355005 | ND |
| 2018-06-08 | 8020316_01 | ND |
| 2018-08-03 | 8050569_01 | ND |
| 2019-06-11 | 9020159_01 | ND |
| 2019-08-08 | 9050187_01 | ND |
| 2021-06-14 | E21003688001 | ND |
| 2023-03-30 | 3B00501_01 | ND |
| 2023-08-03 | 3E00508_01 | ND |