Alachlor (Lasso)
Ardmore Water System
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
11
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 | 4 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 7 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2019-01-24 | 19010621-001D | ND |
| 2019-01-24 | 19010621-002D | ND |
| 2019-07-30 | 20114806001_ISOC | ND |
| 2019-07-30 | 20114806002_ISOC | ND |
| 2022-02-28 | 35699992001_ISOC | ND |
| 2022-02-28 | 35699992002_ISOC | ND |
| 2022-05-23 | 35719548001_ISOC | ND |
| 2022-05-23 | 35719549001_ISOC | ND |
| 2022-05-23 | 35719550001_ISOC | ND |
| 2022-11-28 | 35762267001A_ISOC | ND |
| 2022-11-28 | 35762267001_ISOC | ND |