Alachlor (Lasso)
City of Newport Beach
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 8 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 8 | 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 |
---|---|---|
2015-03-02 | 4417-004-0815 | ND |
2015-05-04 | 4417-002-1050 | ND |
2015-05-04 | 4417-003-1115 | ND |
2015-05-04 | 4417-004-1025 | ND |
2015-05-04 | 4417-005-1010 | ND |
2015-08-11 | 4417-002-0945 | ND |
2015-08-11 | 4417-003-0920 | ND |
2015-08-11 | 4417-005-0825 | ND |
2018-01-23 | 4417-002-0930 | ND |
2018-01-23 | 4417-003-0945 | ND |
2018-01-23 | 4417-004-0820 | ND |
2018-01-23 | 4417-005-0840 | ND |
2018-05-03 | 4417-002-1020 | ND |
2018-05-03 | 4417-003-1035 | ND |
2018-05-03 | 4417-004-0950 | ND |
2018-05-14 | 4417-005-0810 | ND |