Alachlor (Lasso)
Carbondale, City of
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
12
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 | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 2 | 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 |
|---|---|---|
| 2014-05-11 | 111936 | ND |
| 2015-07-06 | 357943 | ND |
| 2016-07-18 | 583917 | ND |
| 2017-05-07 | 752176 | ND |
| 2017-07-31 | 806677 | ND |
| 2018-05-15 | 971068 | ND |
| 2018-08-20 | 1027266 | ND |
| 2018-11-26 | 1080261 | ND |
| 2019-02-25 | 1125466 | ND |
| 2019-05-19 | 1157856 | ND |
| 2019-08-18 | 1225076 | ND |
| 2019-11-18 | 1276355 | ND |