Alachlor (Lasso)
Town of Tarboro
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
11
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 | 3 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2014-05-19 | 8573-051914-E01S | ND |
| 2014-08-13 | 8573-081314-E01S | ND |
| 2015-07-15 | ND | |
| 2017-05-31 | 8573-053117-E01S | ND |
| 2017-08-28 | 8573-082817-E01S | ND |
| 2017-12-20 | 8573-122017-E01S | ND |
| 2018-03-22 | 8573-032218-E01S | ND |
| 2018-05-24 | 8573-052418-E01S | ND |
| 2018-10-29 | 8573-102918-E01S | ND |
| 2018-12-18 | 8573_121818_E01S | ND |
| 2019-04-29 | 8573-042919-E01S | ND |