Alachlor (Lasso)
City of Uvalde
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 |
|---|---|---|---|---|
| 2014 | ND | 4 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 5 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 4 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
|---|---|---|
| 2014-04-28 | AC51929 | ND |
| 2014-08-13 | AC63522 | ND |
| 2014-08-13 | AC63531 | ND |
| 2014-08-13 | AC63523 | ND |
| 2016-01-20 | AD19044 | ND |
| 2016-05-02 | AD34920 | ND |
| 2016-05-25 | AD38376 | ND |
| 2017-03-30 | AD77881 | ND |
| 2017-06-05 | AD86586 | ND |
| 2017-06-05 | AD86587 | ND |
| 2017-06-05 | AD86588 | ND |
| 2017-10-24 | AE01929 | ND |
| 2019-01-31 | AE52518 | ND |
| 2019-01-31 | AE52521 | ND |
| 2019-03-18 | AE58882 | ND |
| 2019-03-18 | AE58883 | ND |