Alachlor (Lasso)
Oswego, City of
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
25
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 | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 5 | 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 |
|---|---|---|
| 2018-03-25 | 937867 | ND |
| 2018-05-20 | 973394 | ND |
| 2018-08-19 | 1029015 | ND |
| 2018-11-25 | 1080745 | ND |
| 2019-02-10 | 1119314 | ND |
| 2019-05-12 | 1157455 | ND |
| 2019-08-19 | 1226246 | ND |
| 2019-11-17 | 1276631 | ND |
| 2020-02-17 | 1327547 | ND |
| 2020-05-17 | 1379402 | ND |
| 2020-06-15 | 1406511 | ND |
| 2020-08-23 | 1506147 | ND |
| 2020-11-02 | 1633477 | ND |
| 2021-02-21 | 1777252 | ND |
| 2021-05-24 | 1845673 | ND |
| 2021-08-01 | 1900129 | ND |
| 2021-11-09 | 2020740 | ND |
| 2022-02-14 | 2193310 | ND |
| 2022-05-09 | 2254547 | ND |
| 2022-11-07 | 2394430 | ND |
| 2023-02-13 | 2449158 | ND |
| 2023-05-22 | 2504318 | ND |
| 2023-07-10 | 2532863 | ND |
| 2023-08-14 | 2557193 | ND |
| 2023-11-13 | 2609754 | ND |