Alachlor (Lasso)
Sturgis Water Works
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
14
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 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | 0.500 ppb | 4 | 1 | ND - 2.00 ppb |
| 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 |
|---|---|---|
| 2014-05-07 | 4051149-01 | ND |
| 2014-11-05 | 4110678-01 | ND |
| 2017-05-17 | 7051450-01 | 2.00 ppb |
| 2017-06-07 | 7061870-01 | ND |
| 2017-08-16 | 7080992-01 | ND |
| 2017-11-02 | 7111163-01 | ND |
| 2018-02-20 | 8021874-01 | ND |
| 2018-05-18 | 8051638-01 | ND |
| 2018-08-01 | 8081404-01 | ND |
| 2018-11-20 | 8111872-01 | ND |
| 2019-02-19 | 9021902-01 | ND |
| 2019-05-15 | 9051461-01 | ND |
| 2019-08-07 | 9082078-01 | ND |
| 2019-11-18 | 9111795-01 | ND |