Alachlor (Lasso)
Somervell County Water District - Wheele
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
10
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 | 5 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 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 |
|---|---|---|
| 2014-11-04 | Q1454693003 | ND |
| 2015-03-02 | Q1507737003 | ND |
| 2015-03-19 | Q1510437001 | ND |
| 2015-06-16 | Q1522312002 | ND |
| 2015-09-17 | Q1536368001 | ND |
| 2015-12-14 | Q1549697002 | ND |
| 2016-06-14 | Q1623961006 | ND |
| 2017-08-24 | Q1738198001 | ND |
| 2018-04-26 | Q1817130001 | ND |
| 2019-02-13 | Q1906633003 | ND |