Dinoseb
Rayburn Country Municipal Utility District
Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.
10
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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EPA Maximum Contaminant
Level (MCL): 7 ppb
The legal limit for dinoseb, established in 1992, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2020-07-23 | AF20500 | ND |
| 2020-07-23 | AF20502 | ND |
| 2020-11-12 | AF34438 | ND |
| 2020-11-12 | AF34439 | ND |
| 2021-01-13 | AF39228 | ND |
| 2021-01-13 | AF39233 | ND |
| 2022-03-29 | AF91091 | ND |
| 2022-03-29 | AF91093 | ND |
| 2023-02-16 | AG29414 | ND |
| 2023-02-16 | AG29428 | ND |