Dalapon
Harris County Municipal Utility District 46
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 |
---|---|---|
2014-07-09 | AC59180 | ND |
2014-07-09 | AC59214 | ND |
2015-05-12 | AC91551 | ND |
2016-05-09 | AD35835 | ND |
2017-02-06 | AD68889 | ND |
2017-08-07 | AD92256 | ND |
2018-05-15 | AE26365 | ND |
2019-07-15 | AE74392 | ND |