Alachlor (Lasso)
Salem Public Works
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
15
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
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 | 2 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 1 | 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 |
|---|---|---|
| 2014-02-10 | 201402110122-S | ND |
| 2014-04-30 | 201405010614-S | ND |
| 2014-06-30 | 201407010127-S | ND |
| 2015-01-29 | 201501300125-S | ND |
| 2015-05-18 | 201505070224-S | ND |
| 2016-05-11 | 201604140078-S | ND |
| 2016-08-23 | 201608050473-S | ND |
| 2016-11-30 | 201611280122-S | ND |
| 2017-01-31 | 201702010756-S | ND |
| 2017-04-11 | 201704131257-S | ND |
| 2017-06-01 | 201706020201-S | ND |
| 2018-01-24 | 201801250239-S | ND |
| 2019-02-07 | 201902080338-S | ND |
| 2019-08-15 | 201908160799-S | ND |
| 2019-10-10 | 201910110546-S | ND |