Alachlor (Lasso)
South Grayson Special Utility District
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
12
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 | N/A | 0 | 0 | N/A |
| 2015 | ND | 4 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 6 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2015-04-08 | Q1512852007 | ND |
| 2015-04-08 | Q1512852008 | ND |
| 2015-04-08 | Q1512852009 | ND |
| 2015-04-08 | Q1512852010 | ND |
| 2017-08-07 | Q1732976005 | ND |
| 2017-11-13 | Q1757969007 | ND |
| 2018-02-06 | Q1804974003 | ND |
| 2018-05-04 | Q1818259001 | ND |
| 2018-10-15 | Q1840862001 | ND |
| 2018-10-15 | Q1840862002 | ND |
| 2018-10-15 | Q1840862014 | ND |
| 2018-10-15 | Q1840862003 | ND |