Alachlor (Lasso)
City of Chubbuck
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 | N/A | 0 | 0 | N/A |
2016 | ND | 1 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 9 | 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 |
---|---|---|
2016-11-30 | SI61120201 | ND |
2017-03-09 | SI70308001 | ND |
2017-06-01 | SI70600802 | ND |
2017-08-22 | SI70821201 | ND |
2017-11-07 | SI171105101 | ND |
2018-02-21 | SI80212801 | ND |
2019-03-28 | SI90320401 | ND |
2019-04-10 | SI90408601 | ND |
2019-06-04 | SI90604901 | ND |
2019-07-10 | SI90712501 | ND |
2019-07-24 | SI90732001 | ND |
2019-07-25 | SI90734601 | ND |
2019-09-04 | SI90903501 | ND |
2019-10-31 | SI91031701 | ND |
2019-11-05 | SI91102401 | ND |