Alachlor (Lasso)
Canyon Municipal Water System
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 | 3 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 3 | 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 |
---|---|---|
2014-02-25 | Q1406007001 | ND |
2014-08-20 | Q1437974002 | ND |
2014-08-20 | Q1437974003 | ND |
2015-12-02 | Q1547887001 | ND |
2016-11-14 | Q1649341003 | ND |
2017-02-09 | Q1705995008 | ND |
2017-02-09 | Q1705995016 | ND |
2017-05-04 | Q1718620001 | ND |
2018-02-15 | Q1806639008 | ND |
2019-05-16 | Q1926296005 | ND |