Oxamyl (Vydate)
Lafayette Utilities Water System
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 | 14 | 0 | ND |
| 2019 | ND | 18 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 10 | 0 | ND |
| 2022 | ND | 16 | 0 | ND |
| 2023 | ND | 3 | 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 |
|---|---|---|
| 2018-03-05 | 35378308005 | ND |
| 2018-03-05 | 35378308004 | ND |
| 2018-03-05 | 35378308003 | ND |
| 2018-03-05 | 35378308001 | ND |
| 2018-03-05 | 35378308002 | ND |
| 2018-03-05 | 35378308001 | ND |
| 2018-03-05 | 35378308002 | ND |
| 2018-03-05 | 35378308003 | ND |
| 2018-03-05 | 35378308004 | ND |
| 2018-03-05 | 35378308005 | ND |
| 2018-04-30 | 35389627001 | ND |
| 2018-04-30 | 35389627001 | ND |
| 2018-07-09 | 35403458001 | ND |
| 2018-07-09 | 35403458001 | ND |
| 2019-01-14 | 35442609001 | ND |
| 2019-01-14 | 35442609002 | ND |
| 2019-01-14 | 35442609002 | ND |
| 2019-01-14 | 35442609001 | ND |
| 2019-02-12 | 35447681002 | ND |
| 2019-02-12 | 35447681001 | ND |
| 2019-02-12 | 35447681001 | ND |
| 2019-02-12 | 35447681002 | ND |
| 2019-08-12 | 35490056001 | ND |
| 2019-08-12 | 35490056002 | ND |
| 2019-08-12 | 35490056005 | ND |
| 2019-08-12 | 35490056004 | ND |
| 2019-08-12 | 35490056003 | ND |
| 2019-08-12 | 35490056002 | ND |
| 2019-08-12 | 35490056001 | ND |
| 2019-08-12 | 35490056005 | ND |
| 2019-08-12 | 35490056004 | ND |
| 2019-08-12 | 35490056003 | ND |
| 2020-07-20 | 35564847001 | ND |
| 2020-07-20 | 35564847003 | ND |
| 2020-07-20 | 35564847002 | ND |
| 2021-02-08 | 35610872001 | ND |
| 2021-02-08 | 35610872002 | ND |
| 2021-02-08 | 35610872003 | ND |
| 2021-02-08 | 35610872004 | ND |
| 2021-02-08 | 35610872005 | ND |
| 2021-06-21 | 35642603001 | ND |
| 2021-06-21 | 35642603002 | ND |
| 2021-06-21 | 35642603003 | ND |
| 2021-06-21 | 35642603004 | ND |
| 2021-06-21 | 35642603005 | ND |
| 2022-05-23 | 35720206002 | ND |
| 2022-05-23 | 35720206001 | ND |
| 2022-05-23 | 35720206003 | ND |
| 2022-05-23 | 35720206004 | ND |
| 2022-05-23 | 35720206005 | ND |
| 2022-05-23 | 35720206006 | ND |
| 2022-07-26 | 35735281001 | ND |
| 2022-07-26 | 35735281002 | ND |
| 2022-07-26 | 35735281003 | ND |
| 2022-07-26 | 35735281004 | ND |
| 2022-07-26 | 35735281006 | ND |
| 2022-11-04 | 35759096005 | ND |
| 2022-11-04 | 35759096004 | ND |
| 2022-11-04 | 35759096003 | ND |
| 2022-11-04 | 35759096002 | ND |
| 2022-11-04 | 35759096001 | ND |
| 2023-05-22 | 35801891004 | ND |
| 2023-05-22 | 35801891005 | ND |
| 2023-05-22 | 35801891006 | ND |