Dinoseb
City of League City
Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.
13
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 |
|---|---|---|---|---|
| 2014 | ND | 4 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
|---|---|---|
| 2014-03-04 | AC45541 | ND |
| 2014-04-30 | AC52426 | ND |
| 2014-08-19 | AC64364 | ND |
| 2014-12-15 | AC75152 | ND |
| 2017-01-31 | AD67920 | ND |
| 2017-05-02 | AD82253 | ND |
| 2017-05-02 | AD82252 | ND |
| 2017-09-19 | AD96905 | ND |
| 2018-12-06 | AE48241 | ND |
| 2019-01-23 | AE51018 | ND |
| 2019-04-10 | AE61885 | ND |
| 2019-07-16 | AE74700 | ND |
| 2019-12-10 | AE91956 | ND |