Alachlor (Lasso)
West Harris County Municipal Utility District 15
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 | 2 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-07-30 | AC61606 | ND |
2014-07-30 | AC61604 | ND |
2015-08-04 | AD02432 | ND |
2015-08-04 | AD02435 | ND |
2016-02-01 | AD21245 | ND |
2016-02-01 | AD21272 | ND |
2017-01-24 | AD66590 | ND |
2017-03-21 | AD76160 | ND |
2018-03-05 | AE16771 | ND |
2018-03-05 | AE16774 | ND |
2019-01-28 | AE51775 | ND |
2019-04-23 | AE63419 | ND |