Alachlor (Lasso)
Water District 1 of Johnson County
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 | 3 | 0 | ND |
2015 | ND | 3 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2014-05-07 | MAY2014-OC-TP3 | ND |
2014-05-07 | MAY2014-OC-TP2 | ND |
2014-05-07 | MAY2014-OC-TP1 | ND |
2015-05-19 | MAY2015-SOC-TP3 | ND |
2015-05-19 | MAY2015-SOC-TP2 | ND |
2015-05-19 | MAY2015-SOC-TP1 | ND |
2016-05-17 | MAY2016--TP3 | ND |
2016-05-17 | MAY2016--TP2 | ND |
2016-06-20 | JUN2016--TP1 | ND |
2017-05-16 | MAY2017--TP3 | ND |
2017-05-16 | MAY2017--TP2 | ND |
2017-07-12 | JUL2017--TP1 | ND |
2018-05-01 | MAY2018--TP3 SOC | ND |
2018-05-02 | MAY2018--TP2 | ND |
2018-05-17 | MAY2018--TP1 PAC | ND |
2019-05-20 | MAY2019--TP3 SOC | ND |
2019-05-20 | MAY2019--TP2 SOC | ND |
2019-06-13 | JUN2019--TP1 SOC | ND |