Oxamyl (Vydate)
Brodhead Creek Reg Water 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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 6 | 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 |
|---|---|---|
| 2020-04-13 | 22045757.00 | ND |
| 2020-04-15 | 22045672.00 | ND |
| 2020-08-17 | 22821835.00 | ND |
| 2020-08-17 | 22821869.00 | ND |
| 2021-10-20 | 25427408.00 | ND |
| 2022-02-23 | 26137325.00 | ND |
| 2022-05-23 | 26671971.00 | ND |
| 2022-08-22 | 27258415.00 | ND |
| 2023-05-05 | 28924570.00 | ND |
| 2023-05-05 | 28924610.00 | ND |
| 2023-05-05 | 28924650.00 | ND |
| 2023-08-14 | 29521931.00 | ND |
| 2023-08-14 | 29521964.00 | ND |
| 2023-08-16 | 29522001.00 | ND |