Dalapon
South Kona
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 | 8 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 4 | 0 | ND |
2017 | ND | 8 | 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 |
---|---|---|
2014-03-18 | C14-03-0157A | ND |
2014-03-18 | C14-03-0156A | ND |
2014-04-15 | C14-04-0151A | ND |
2014-04-15 | C14-04-0152A | ND |
2014-07-07 | C14-07-0090A | ND |
2014-07-07 | C14-07-0091A | ND |
2014-10-06 | C14-10-0043A | ND |
2014-10-06 | C14-10-0044A | ND |
2016-03-07 | ND | |
2016-03-07 | ND | |
2016-06-13 | ND | |
2016-06-13 | ND | |
2017-03-14 | ND | |
2017-03-14 | ND | |
2017-03-14 | ND | |
2017-03-14 | ND | |
2017-06-19 | ND | |
2017-06-19 | ND | |
2017-06-19 | ND | |
2017-10-11 | ND | |
2018-03-19 | C18-03-0128A | ND |
2019-03-12 | C19-03-0072A | ND |