Alachlor (Lasso)
Coast Springs - Cal. Water Service (puc)
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 | 8 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 2 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2014-08-12 | 5810-002-1323 | ND |
| 2014-08-12 | 5810-005-1403 | ND |
| 2014-08-12 | 5810-010-1306 | ND |
| 2014-09-10 | 5810-003-1430 | ND |
| 2014-09-10 | 5810-004-1410 | ND |
| 2014-09-10 | 5810-006-1340 | ND |
| 2014-09-10 | 5810-007-1235 | ND |
| 2014-09-10 | 5810-008-1255 | ND |
| 2017-09-12 | 9590-010-1055 | ND |
| 2017-12-11 | 9590-007-1215 | ND |
| 2019-01-08 | 9590-007-1110 | ND |
| 2019-04-22 | 9590-002-1255 | ND |