Alachlor (Lasso)
North Ogden City
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 | 2 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 12 | 0 | ND |
2017 | ND | 4 | 0 | ND |
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 | Result |
---|---|
2014-08-12 | ND |
2014-11-20 | ND |
2015-03-12 | ND |
2015-03-12 | ND |
2016-02-16 | ND |
2016-06-14 | ND |
2016-06-14 | ND |
2016-06-14 | ND |
2016-06-14 | ND |
2016-06-14 | ND |
2016-06-14 | ND |
2016-08-30 | ND |
2016-08-30 | ND |
2016-08-30 | ND |
2016-08-30 | ND |
2016-11-10 | ND |
2017-03-06 | ND |
2017-05-17 | ND |
2017-08-23 | ND |
2017-11-29 | ND |
2019-08-26 | ND |
2019-08-26 | ND |
2019-08-27 | ND |
2019-08-27 | ND |
2019-08-27 | ND |
2019-12-03 | ND |
2019-12-03 | ND |
2019-12-03 | ND |
2019-12-03 | ND |
2019-12-03 | ND |