Dalapon
Piedmont Utilities Board
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 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 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 |
---|---|---|
2014-01-16 | 140116051-1 | ND |
2014-04-14 | 140414043-1 | ND |
2017-01-12 | 170112085-1 | ND |
2017-10-30 | 171030025-1 | ND |
2018-07-11 | 180711090-001A | ND |
2018-10-11 | 18100431-001I | ND |
2019-01-15 | 19010443-001I | ND |
2019-04-10 | 19040403-001 | ND |