Alachlor (Lasso)
Hyannis 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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 14 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 6 | 0 | ND |
2019 | ND | 5 | 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 | Result |
---|---|
2015-04-21 | ND |
2015-04-21 | ND |
2015-04-21 | ND |
2015-04-21 | ND |
2015-04-21 | ND |
2015-04-21 | ND |
2015-04-21 | ND |
2015-11-03 | ND |
2015-11-03 | ND |
2015-11-03 | ND |
2015-11-03 | ND |
2015-11-03 | ND |
2015-11-03 | ND |
2015-11-03 | ND |
2018-05-03 | ND |
2018-05-03 | ND |
2018-05-03 | ND |
2018-10-23 | ND |
2018-10-23 | ND |
2018-10-23 | ND |
2019-05-08 | ND |
2019-06-06 | ND |
2019-06-06 | ND |
2019-08-09 | ND |
2019-10-08 | ND |