Alachlor (Lasso)
Salem Water Works
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 | 4 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-02-13 | 2014020710RS525- | ND |
2014-05-14 | 2014050965RS525- | ND |
2014-08-13 | 2014081349RS525- | ND |
2014-11-26 | 2014120076RS525- | ND |
2015-02-11 | 2015020645RS525- | ND |
2015-05-13 | 2015050862RS28-1 | ND |
2015-08-12 | 2015081331RS28-1 | ND |
2015-11-25 | 2015111441RS525- | ND |
2016-05-11 | 2016050838RS525- | ND |
2016-08-10 | 2016081867RS525- | ND |
2016-11-16 | 2016111247RS525- | ND |
2017-02-15 | 2017021226RS525- | ND |
2017-05-17 | 2017051601RS525- | ND |
2017-08-30 | 2017083334RS525- | ND |
2017-11-15 | 2017111367RS-170 | ND |
2018-06-20 | 2018062103RS525- | ND |
2018-08-15 | 2018082886RS28-1 | ND |
2018-11-07 | 2018111047RS-180 | ND |
2019-02-20 | 2019021286RS525- | ND |
2019-05-22 | 2019052268RS525- | ND |
2019-08-21 | 2019082887RS28-1 | ND |
2019-10-30 | 2019101964RS-190 | ND |