Alachlor (Lasso)
Golden State Water Company - Cowan Heights
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 | N/A | 0 | 0 | N/A |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 4 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 4 | 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 |
---|---|---|
2016-01-19 | 4417-001-0835 | ND |
2016-01-19 | 4417-004-0850 | ND |
2016-04-19 | 4417-001-0825 | ND |
2016-04-19 | 4417-004-0835 | ND |
2019-03-25 | 4417-001-0855 | ND |
2019-03-25 | 4417-004-0840 | ND |
2019-05-06 | 4417-001-1155 | ND |
2019-05-06 | 4417-004-1205 | ND |