Alachlor (Lasso)
Marietta Public Works Authority
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
24
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 | ND | 6 | 0 | ND |
| 2019 | ND | 6 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 3 | 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 |
|---|---|---|
| 2018-08-08 | 1808227 | ND |
| 2018-08-08 | 1808228 | ND |
| 2018-08-08 | 1808229 | ND |
| 2018-12-05 | 1812117 | ND |
| 2018-12-05 | 1812118 | ND |
| 2018-12-05 | 1812116 | ND |
| 2019-02-06 | 1902152 | ND |
| 2019-02-06 | 1902153 | ND |
| 2019-02-06 | 1902154 | ND |
| 2019-06-05 | 1906164 | ND |
| 2019-06-05 | 1906165 | ND |
| 2019-06-05 | 1906166 | ND |
| 2020-04-22 | 100773-01 | ND |
| 2020-04-22 | 100775-01 | ND |
| 2020-04-22 | 100774-01 | ND |
| 2021-04-14 | 105829-01 | ND |
| 2021-05-05 | 106064-01 | ND |
| 2021-05-05 | 106065-01 | ND |
| 2022-04-19 | 111223-01 | ND |
| 2022-05-04 | 111422-01 | ND |
| 2022-05-04 | 111423-01 | ND |
| 2023-05-31 | 117221-01 | ND |
| 2023-05-31 | 117222-01 | ND |
| 2023-06-07 | 117277-01 | ND |