Dalapon
Montgomery County Municipal Utility District 88
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 | 1 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 4 | 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) 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 |
|---|---|---|
| 2014-07-02 | AC58757 | ND |
| 2015-06-08 | AC94889 | ND |
| 2015-11-24 | AD14588 | ND |
| 2016-09-13 | AD49163 | ND |
| 2017-09-06 | AD94897 | ND |
| 2018-07-25 | AE34569 | ND |
| 2018-07-25 | AE34492 | ND |
| 2018-09-11 | AE39541 | ND |
| 2018-11-30 | AE47576 | ND |
| 2019-02-13 | AE54291 | ND |
| 2019-05-21 | AE67362 | ND |
| 2019-09-05 | AE82238 | ND |
| 2019-11-21 | AE90134 | ND |