Alachlor (Lasso)
Norwalk City
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 | 3 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2014-04-14 | 041514016 | ND |
2014-05-14 | 051514021 | ND |
2014-06-23 | 062414017 | ND |
2015-04-08 | 040915023 | ND |
2015-05-13 | 051415011 | ND |
2015-06-10 | 061115031 | ND |
2016-04-06 | 040716027 | ND |
2016-06-01 | 060216025 | ND |
2017-04-10 | 041117032 | ND |
2017-05-15 | 051617031 | ND |
2017-06-20 | 062117037 | ND |
2018-04-24 | 18-17652-02 | ND |
2018-05-01 | 18-17863-01 | ND |
2018-06-05 | 18-20675-01 | ND |
2019-04-02 | 19-16343-01 | ND |
2019-05-06 | 19-19010-01 | ND |
2019-06-04 | 19-21158-01 | ND |