Oxamyl (Vydate)
Appleby Water Supply Corporation
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 | 2 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 5 | 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 |
|---|---|---|
| 2018-01-30 | Q1803539003 | ND |
| 2018-04-18 | Q1815998010 | ND |
| 2020-05-06 | Q2017875011 | ND |
| 2020-05-06 | Q2017875012 | ND |
| 2020-05-06 | Q2017875034 | ND |
| 2020-05-06 | Q2017875035 | ND |
| 2020-05-06 | Q2017875036 | ND |
| 2021-02-01 | Q2102897023 | ND |
| 2021-07-26 | Q2119473011 | ND |
| 2022-03-03 | Q2207390001 | ND |
| 2022-05-16 | Q2214437008 | ND |
| 2022-09-27 | Q2228973001 | ND |
| 2022-11-08 | Q2233715006 | ND |
| 2023-03-22 | Q2310842012 | ND |
| 2023-03-22 | Q2310842013 | ND |
| 2023-06-19 | Q2323052001 | ND |
| 2023-08-14 | Q2333697007 | ND |
| 2023-08-14 | Q2333697008 | ND |