Alachlor (Lasso)
Florence Water-Wastewater Department
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 | 8 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 8 | 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 |
---|---|---|
2014-02-14 | 140214093-1 | ND |
2014-05-30 | 140530024-2 | ND |
2014-05-30 | 140530024-3 | ND |
2014-05-30 | 140530024-1 | ND |
2014-06-26 | 140626039-1 | ND |
2014-08-11 | 140812013-2 | ND |
2014-08-11 | 140812013-3 | ND |
2014-08-11 | 140812013-1 | ND |
2017-02-21 | 170221017-1 | ND |
2017-06-08 | 170609002-2 | ND |
2017-06-08 | 170609002-4 | ND |
2017-06-08 | 170609002-1 | ND |
2017-06-08 | 170609002-3 | ND |
2017-08-01 | 170801069-3 | ND |
2017-08-01 | 170801069-1 | ND |
2017-08-01 | 170801069-2 | ND |