Alachlor (Lasso)
Harris County Municipal Utility District 130
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
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 |
---|---|---|
2014-03-12 | AC46844 | ND |
2015-02-23 | AC81529 | ND |
2016-02-08 | AD22576 | ND |
2016-09-27 | AD51564 | ND |
2016-11-21 | AD58952 | ND |
2017-02-07 | AD69398 | ND |
2017-05-10 | AD83809 | ND |
2018-05-09 | AE26012 | ND |
2019-02-12 | AE54190 | ND |