Alachlor (Lasso)
City of Llano
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
9
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 | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2014-06-30 | AC58441 | ND |
| 2015-04-16 | AC88641 | ND |
| 2016-03-21 | AD29760 | ND |
| 2016-09-21 | AD50603 | ND |
| 2016-11-16 | AD58404 | ND |
| 2017-02-16 | AD71119 | ND |
| 2017-04-19 | AD80247 | ND |
| 2018-02-06 | AE12601 | ND |
| 2019-02-07 | AE53623 | ND |