Alachlor (Lasso)
Aqua Pa Uwchlan
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
25
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 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 23 | 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 |
|---|---|---|
| 2022-08-03 | 27224183.00 | ND |
| 2022-10-12 | 27632708.00 | ND |
| 2023-02-07 | 28340599.00 | ND |
| 2023-02-07 | 28340539.00 | ND |
| 2023-02-07 | 28340569.00 | ND |
| 2023-02-07 | 28340659.00 | ND |
| 2023-02-07 | 28340629.00 | ND |
| 2023-02-14 | 28340896.00 | ND |
| 2023-04-17 | 28692521.00 | ND |
| 2023-04-20 | 28692460.00 | ND |
| 2023-04-20 | 28692490.00 | ND |
| 2023-04-20 | 28692430.00 | ND |
| 2023-04-26 | 28692556.00 | ND |
| 2023-04-26 | 28692586.00 | ND |
| 2023-07-11 | 29487125.00 | ND |
| 2023-07-11 | 29487189.00 | ND |
| 2023-07-17 | 29487210.00 | ND |
| 2023-07-17 | 29487153.00 | ND |
| 2023-07-17 | 29487238.00 | ND |
| 2023-07-17 | 29487266.00 | ND |
| 2023-10-16 | 30062502.00 | ND |
| 2023-10-16 | 30062446.00 | ND |
| 2023-10-16 | 30062474.00 | ND |
| 2023-10-18 | 30062418.00 | ND |
| 2023-10-18 | 30062397.00 | ND |