Alachlor (Lasso)
Patuxent Naval Air Station (NAVFAC-WASH)
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 | N/A | 0 | 0 | N/A |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 2 | 0 | ND |
2019 | ND | 8 | 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 |
---|---|---|
2018-10-16 | E19001292001 | ND |
2018-10-16 | E19001291001 | ND |
2019-07-03 | E20000047001 | ND |
2019-07-03 | E20000047006 | ND |
2019-07-03 | E20000048001 | ND |
2019-07-03 | E20000048006 | ND |
2019-07-03 | E20000046001 | ND |
2019-08-19 | E20000664006 | ND |
2019-08-19 | E20000664011 | ND |
2019-08-19 | E20000664001 | ND |