Dalapon
Montgomery County Municipal Utility District 112
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
14
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 | 3 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2014-05-07 | AC53469 | ND |
| 2014-05-07 | AC53465 | ND |
| 2015-07-13 | AC99246 | ND |
| 2015-07-13 | AC99129 | ND |
| 2015-07-13 | AC99118 | ND |
| 2016-09-13 | AD49137 | ND |
| 2016-09-13 | AD49132 | ND |
| 2017-09-06 | AD94896 | ND |
| 2017-09-06 | AD94895 | ND |
| 2018-09-11 | AE39662 | ND |
| 2018-09-11 | AE39571 | ND |
| 2018-09-11 | AE39569 | ND |
| 2019-06-12 | AE70333 | ND |
| 2019-06-12 | AE70323 | ND |