Dinoseb
Metropolitan Utilities District
Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.
18
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 7 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | 1.07 ppb | 3 | 1 | ND - 3.22 ppb |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2015-04-06 | 354068 | ND |
| 2015-05-05 | 357901 | ND |
| 2015-07-27 | 376028 | ND |
| 2015-07-27 | 376029 | ND |
| 2015-07-27 | 376030 | ND |
| 2015-07-27 | 376031 | ND |
| 2015-07-27 | 376027 | ND |
| 2016-04-18 | ND | |
| 2016-09-19 | ND | |
| 2016-10-18 | ND | |
| 2017-05-16 | ND | |
| 2017-08-28 | ND | |
| 2017-08-28 | ND | |
| 2018-05-21 | 546381 | ND |
| 2018-07-16 | 560814 | ND |
| 2018-07-16 | 560815 | 3.22 ppb |
| 2019-07-15 | 621273 | ND |
| 2019-07-15 | 621274 | ND |