Dinoseb
Othello Water Department
Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.
19
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 | ND | 2 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 8 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 1 | 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 |
|---|---|---|
| 2018-03-15 | ND | |
| 2018-12-13 | ND | |
| 2019-04-17 | ND | |
| 2019-04-17 | ND | |
| 2019-04-22 | ND | |
| 2019-07-08 | ND | |
| 2021-03-31 | 4102004 | ND |
| 2021-04-12 | 4101994 | ND |
| 2021-06-10 | 4129202 | ND |
| 2021-06-10 | 4129201 | ND |
| 2021-08-11 | 4171845 | ND |
| 2021-08-11 | 4169056 | ND |
| 2021-10-13 | 4202796 | ND |
| 2021-10-13 | 4202797 | ND |
| 2022-03-15 | 4263811 | ND |
| 2022-04-12 | 4273267 | ND |
| 2022-06-02 | 4304316 | ND |
| 2022-09-06 | 4357108 | ND |
| 2023-09-11 | 4531622 | ND |