Alachlor (Lasso)
Berkshire Downs
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 |
|---|---|---|---|---|
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 5 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 2 | 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 |
|---|---|---|
| 2014-02-19 | C316078-02 | ND |
| 2014-02-27 | C401962-01 | ND |
| 2015-02-12 | ND | |
| 2015-02-12 | ND | |
| 2015-04-16 | ND | |
| 2015-08-14 | ND | |
| 2015-10-28 | ND | |
| 2016-01-27 | C515841-01 | ND |
| 2016-05-18 | CZ03174-01 | ND |
| 2016-08-16 | CZ08322-01 | ND |
| 2016-10-31 | CZ13744-01 | ND |
| 2017-02-06 | CZ18716-01 | ND |
| 2018-02-14 | CA18205-01 | ND |
| 2018-02-14 | CA18205-02 | ND |
| 2019-01-23 | CB18679-01 | ND |