Alachlor (Lasso)
Pennsylvania American Water Company Yardley
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 | 6 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 6 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2014-04-10 | 25324501 | ND |
2014-04-10 | 25324601 | ND |
2014-04-10 | 25324701 | ND |
2014-08-11 | 26500401 | ND |
2014-08-11 | 26500501 | ND |
2014-08-11 | 26500601 | ND |
2017-04-10 | 15921977 | ND |
2017-04-10 | 15922005 | ND |
2017-04-10 | 15922033 | ND |
2017-08-07 | 16550820 | ND |
2017-08-07 | 16550848 | ND |
2017-09-26 | 16712911 | ND |