Dalapon
City of Rockdale
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 | 3 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 3 | 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 |
---|---|---|
2014-02-04 | AC41168 | ND |
2014-02-04 | AC41169 | ND |
2014-07-10 | AC59373 | ND |
2015-05-07 | AC90999 | ND |
2016-07-18 | AD44525 | ND |
2017-09-18 | AD96908 | ND |
2017-09-18 | AD96907 | ND |
2017-09-18 | AD96756 | ND |
2018-06-19 | AE30427 | ND |
2019-05-13 | AE65932 | ND |