Alachlor (Lasso)
Plumstead Township Summer Hill Mead
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
16
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 | ND | 3 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 3 | 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 |
|---|---|---|
| 2019-06-27 | 9021151-01 | ND |
| 2019-08-16 | 9027730-01 | ND |
| 2019-10-11 | 9034974-01 | ND |
| 2020-02-24 | 21655493.00 | ND |
| 2020-05-08 | 22402542.00 | ND |
| 2020-05-08 | 22402513.00 | ND |
| 2020-07-31 | 22785765.00 | ND |
| 2020-10-09 | 23170741.00 | ND |
| 2021-01-15 | 23700400.00 | ND |
| 2021-05-27 | 24626337.00 | ND |
| 2021-07-16 | 24816618.00 | ND |
| 2021-10-13 | 25392702.00 | ND |
| 2022-01-14 | 26106527.00 | ND |
| 2023-04-27 | 28886858.00 | ND |
| 2023-04-27 | 28886887.00 | ND |
| 2023-05-12 | 29096415.00 | ND |