Alachlor (Lasso)
North Central Texas Municipal Water Authority
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
15
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 | 3 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 5 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 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 |
|---|---|---|
| 2018-02-13 | Q1806366001 | ND |
| 2018-02-13 | Q1806366002 | ND |
| 2018-05-15 | Q1819778002 | ND |
| 2019-03-07 | Q1909867007 | ND |
| 2020-03-17 | Q2011709001 | ND |
| 2020-03-17 | Q2011709002 | ND |
| 2021-03-01 | Q2105128001 | ND |
| 2021-05-18 | Q2112967001 | ND |
| 2021-08-24 | Q2122978001 | ND |
| 2021-08-24 | Q2122978004 | ND |
| 2021-12-09 | Q2134685001 | ND |
| 2022-03-02 | Q2207242001 | ND |
| 2022-09-07 | Q2226614010 | ND |
| 2023-03-08 | Q2309188007 | ND |
| 2023-09-05 | Q2338005001 | ND |