Alachlor (Lasso)
Lehigh County Authority Allentown Division
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
18
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 | ND | 8 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 10 | 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 |
|---|---|---|
| 2020-04-08 | 22077905.00 | ND |
| 2020-04-14 | 22077861.00 | ND |
| 2020-04-14 | 22077825.00 | ND |
| 2020-04-22 | 22078439.00 | ND |
| 2020-07-08 | 22660545.00 | ND |
| 2020-07-16 | 22660585.00 | ND |
| 2020-07-22 | 22660659.00 | ND |
| 2020-07-22 | 22660621.00 | ND |
| 2023-04-11 | 28759102.00 | ND |
| 2023-04-11 | 28759103.00 | ND |
| 2023-04-19 | 28759267.00 | ND |
| 2023-04-26 | 28958452.00 | ND |
| 2023-04-26 | 28958451.00 | ND |
| 2023-07-11 | 29355967.00 | ND |
| 2023-07-11 | 29355968.00 | ND |
| 2023-07-18 | 29355906.00 | ND |
| 2023-07-18 | 29355905.00 | ND |
| 2023-07-25 | 29554464.00 | ND |