Dalapon
Jim Hogg County Water Control and Improvement District 2
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
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 | 2 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 6 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 200 ppb
The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-02-20 | AC43924 | ND |
| 2014-06-12 | AC56794 | ND |
| 2015-09-16 | AD07306 | ND |
| 2016-06-23 | AD41629 | ND |
| 2017-02-23 | AD71857 | ND |
| 2017-06-06 | AD86638 | ND |
| 2017-06-06 | AD86680 | ND |
| 2017-06-06 | AD86681 | ND |
| 2017-09-06 | AD94978 | ND |
| 2017-12-06 | AE07058 | ND |
| 2018-03-08 | AE17661 | ND |
| 2018-05-03 | AE25004 | ND |
| 2019-06-03 | AE68868 | ND |