Alachlor (Lasso)
State College Boro Water Auth.
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
20
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 | 10 | 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 |
|---|---|---|
| 2020-05-13 | 22292197.00 | ND |
| 2020-05-13 | 22292278.00 | ND |
| 2020-05-13 | 22292170.00 | ND |
| 2020-05-13 | 22292224.00 | ND |
| 2020-05-13 | 22292251.00 | ND |
| 2020-08-17 | 23069135.00 | ND |
| 2020-08-17 | 22876882.00 | ND |
| 2020-08-17 | 22876925.00 | ND |
| 2020-08-19 | 22876859.00 | ND |
| 2020-08-31 | 23069154.00 | ND |
| 2023-06-07 | 29186588.00 | ND |
| 2023-06-07 | 29186599.00 | ND |
| 2023-06-07 | 29186610.00 | ND |
| 2023-06-07 | 29186621.00 | ND |
| 2023-06-07 | 29186577.00 | ND |
| 2023-08-14 | 29577840.00 | ND |
| 2023-08-16 | 29578206.00 | ND |
| 2023-08-16 | 29578148.00 | ND |
| 2023-08-16 | 29578177.00 | ND |
| 2023-08-16 | 29578235.00 | ND |