Dinoseb
Kontree Apartments Water System
Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.
21
Samples
10
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 | 1.54 ppb | 4 | 1 | ND - 6.14 ppb |
| 2015 | 4.19 ppb | 1 | 1 | 4.19 ppb |
| 2016 | 13.1 ppb | 4 | 4 | 5.33 ppb - 24.0 ppb |
| 2017 | 5.96 ppb | 4 | 4 | 1.12 ppb - 8.80 ppb |
| 2018 | 19.7 ppb | 4 | 4 | 9.40 ppb - 32.3 ppb |
| 2019 | 5.57 ppb | 4 | 4 | 2.12 ppb - 13.7 ppb |
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 |
|---|---|---|
| 2014-01-27 | 94266 | ND |
| 2014-05-05 | 97260 | ND |
| 2014-07-07 | 00023 | ND |
| 2014-07-07 | 00022 | 6.14 ppb |
| 2015-11-02 | 67709 | 4.19 ppb |
| 2016-02-01 | 7.39 ppb | |
| 2016-04-20 | 5.33 ppb | |
| 2016-09-06 | 15.7 ppb | |
| 2016-11-01 | 24.0 ppb | |
| 2017-01-03 | 6.15 ppb | |
| 2017-04-03 | 1.12 ppb | |
| 2017-07-10 | 8.80 ppb | |
| 2017-10-09 | 7.75 ppb | |
| 2018-01-02 | 22.5 ppb | |
| 2018-04-02 | 14.7 ppb | |
| 2018-07-09 | 32.3 ppb | |
| 2018-11-05 | 9.40 ppb | |
| 2019-01-07 | 3.31 ppb | |
| 2019-04-03 | 3.14 ppb | |
| 2019-07-09 | 13.7 ppb | |
| 2019-10-01 | 2.12 ppb |