Oxamyl (Vydate)
Bear Valley Joint Authority
Oxamyl is a neurotoxic insecticide used on cotton, fruit and vegetable crops. It may harm fetal development.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 26 ppb
The EWG Health Guideline of 26 ppb for oxamyl was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to the central nervous system.
EPA Maximum Contaminant
Level (MCL): 200 ppb
The legal limit for oxamyl, established in 1992, was based on a toxicity study in laboratory animals conducted in the 1980s.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-04-24 | 8045215-01 | ND |
| 2018-05-29 | 8055386-01 | ND |
| 2018-07-17 | 8074944-01 | ND |
| 2018-11-27 | 8114887-01 | ND |
| 2019-02-19 | 9024042-01 | ND |
| 2019-11-13 | 9036887-01 | ND |
| 2020-01-29 | 21798028.00 | ND |
| 2020-04-15 | 22362543.00 | ND |
| 2020-04-29 | 22362568.00 | ND |
| 2020-07-29 | 22949600.00 | ND |
| 2020-08-19 | 23136903.00 | ND |
| 2023-05-15 | 29053727.00 | ND |
| 2023-05-15 | 29053742.00 | ND |
| 2023-07-18 | 29651630.00 | ND |
| 2023-07-18 | 29651661.00 | ND |