Alachlor (Lasso)
Gaston Rural Water District (sc3220002)
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
20
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 | N/A | 0 | 0 | N/A |
| 2015 | ND | 8 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 6 | 0 | ND |
| 2019 | ND | 6 | 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 |
|---|---|---|
| 2015-02-09 | AD51282 | ND |
| 2015-04-15 | AD54180 | ND |
| 2015-07-22 | AD58531 | ND |
| 2015-07-22 | AD58532 | ND |
| 2015-07-22 | AD58533 | ND |
| 2015-07-22 | AD58534 | ND |
| 2015-07-22 | AD58535 | ND |
| 2015-07-22 | AD58536 | ND |
| 2018-06-01 | AE13053 | ND |
| 2018-06-01 | AE13052 | ND |
| 2018-06-07 | AE13345 | ND |
| 2018-06-07 | AE13346 | ND |
| 2018-06-07 | AE13347 | ND |
| 2018-06-07 | AE13348 | ND |
| 2019-06-04 | AE31282 | ND |
| 2019-06-04 | AE31283 | ND |
| 2019-06-04 | AE31284 | ND |
| 2019-06-04 | AE31285 | ND |
| 2019-06-04 | AE31281 | ND |
| 2019-06-04 | AE31280 | ND |