Alachlor (Lasso)
Town of Smithfield
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
13
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 |
|---|---|---|---|---|
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 4 | 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 |
|---|---|---|
| 2014-04-01 | 8530-040114-EP1S | ND |
| 2014-07-08 | 8530-070814-EP1S | ND |
| 2015-04-07 | ND | |
| 2017-04-27 | 8530-042717-EP1S | ND |
| 2017-07-20 | 8530-072017-EP1S | ND |
| 2018-02-22 | 8530-022218-EP1S | ND |
| 2018-04-05 | 8530-040518-EP1S | ND |
| 2018-07-19 | 8530-071918-EP1S | ND |
| 2018-10-25 | 8530-102518-EP1S | ND |
| 2019-01-17 | 8530-011719-EP1S | ND |
| 2019-04-11 | 8530-041119-EP1S | ND |
| 2019-07-24 | 8530-072419-EP1S | ND |
| 2019-10-17 | 8530-101719-EP1S | ND |