Alachlor (Lasso)
South Island PSD
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 | ND | 12 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 10 | 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 |
---|---|---|
2014-02-04 | AD35237 | ND |
2014-02-04 | AD35249 | ND |
2014-02-04 | AD35250 | ND |
2014-02-04 | AD35231 | ND |
2014-02-10 | AD35465 | ND |
2014-02-10 | AD35466 | ND |
2014-02-10 | AD35467 | ND |
2014-02-10 | AD35468 | ND |
2014-04-14 | AD38363 | ND |
2014-04-14 | AD38374 | ND |
2014-04-14 | AD38376 | ND |
2014-09-08 | AD45158 | ND |
2019-09-11 | AE36990 | ND |
2019-09-11 | AE37008 | ND |
2019-09-11 | AE37010 | ND |
2019-09-12 | AE37131 | ND |
2019-09-17 | AE37328 | ND |
2019-09-17 | AE37326 | ND |
2019-09-18 | AE37423 | ND |
2019-09-18 | AE37429 | ND |
2019-09-18 | AE37442 | ND |
2019-12-17 | AE42015 | ND |