Dalapon
Harris County Municipal Utility District 64
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
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 | 2 | 0 | ND |
2018 | ND | 1 | 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 |
---|---|---|
2014-06-09 | AC56243 | ND |
2014-06-09 | AC56291 | ND |
2015-05-19 | AC92524 | ND |
2016-09-24 | AD51024 | ND |
2017-02-27 | AD72210 | ND |
2017-06-27 | AD87907 | ND |
2018-05-08 | AE25553 | ND |
2019-05-02 | AE64582 | ND |