Alachlor (Lasso)
Hillview Water Company-oakhurst/sierra Lakes
Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.
29
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 |
|---|---|---|---|---|
| 2018 | ND | 14 | 0 | ND |
| 2019 | ND | 9 | 0 | ND |
| 2020 | ND | 6 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-04-30 | CA2010007_046_046-201804301410 | ND |
| 2018-04-30 | CA2010007_047_047-201804301410 | ND |
| 2018-04-30 | CA2010007_048_048-201804301432 | ND |
| 2018-07-10 | CA2010007_047_047-201807101445 | ND |
| 2018-07-10 | CA2010007_046_046-201807101325 | ND |
| 2018-07-10 | CA2010007_007_007-201807100902 | ND |
| 2018-07-10 | CA2010007_048_048-201807101418 | ND |
| 2018-07-10 | CA2010007_028_028-201807101615 | ND |
| 2018-07-10 | CA2010007_024_024-201807101515 | ND |
| 2018-07-25 | CA2010007_009_009-201807251000 | ND |
| 2018-07-25 | CA2010007_010_010-201807251025 | ND |
| 2018-10-10 | CA2010007_048_048-201810101041 | ND |
| 2018-10-10 | CA2010007_047_047-201810101002 | ND |
| 2018-10-10 | CA2010007_046_046-201810100925 | ND |
| 2019-01-08 | CA2010007_046_046-201901081140 | ND |
| 2019-01-08 | CA2010007_047_047-201901081315 | ND |
| 2019-01-08 | CA2010007_048_048-201901081335 | ND |
| 2019-04-24 | CA2010007_047_047-201904240908 | ND |
| 2019-04-24 | CA2010007_046_046-201904240855 | ND |
| 2019-04-24 | CA2010007_048_048-201904240925 | ND |
| 2019-07-31 | CA2010007_047_047-201907311021 | ND |
| 2019-07-31 | CA2010007_046_046-201907310828 | ND |
| 2019-07-31 | CA2010007_048_048-201907311034 | ND |
| 2020-12-09 | CA2010007_017_017-202012091258 | ND |
| 2020-12-09 | CA2010007_034_034-202012091158 | ND |
| 2020-12-10 | CA2010007_032_032-202012101705 | ND |
| 2020-12-10 | CA2010007_030_030-202012101120 | ND |
| 2020-12-10 | CA2010007_031_031-202012101648 | ND |
| 2020-12-10 | CA2010007_033_033-202012101725 | ND |