Dinoseb
Harris County Water Control and Improvement District 96
Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.
9
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 | ND | 2 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 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 |
|---|---|---|
| 2019-08-13 | AE78369 | ND |
| 2019-10-07 | AE85826 | ND |
| 2020-02-05 | AE97147 | ND |
| 2020-06-03 | AF13951 | ND |
| 2020-08-26 | AF25458 | ND |
| 2020-11-30 | AF35878 | ND |
| 2021-02-23 | AF43991 | ND |
| 2022-06-21 | AG01768 | ND |
| 2023-09-05 | AG54896 | ND |