Dalapon
City of Arvada
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 | 4 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 4 | 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 | Result |
---|---|
2014-05-19 | ND |
2014-05-19 | ND |
2014-08-18 | ND |
2014-08-18 | ND |
2015-08-04 | ND |
2015-08-04 | ND |
2016-08-22 | ND |
2016-08-22 | ND |
2017-05-16 | ND |
2017-06-13 | ND |
2017-08-30 | ND |
2017-08-30 | ND |
2018-05-15 | ND |
2018-06-05 | ND |
2019-07-09 | ND |
2019-07-09 | ND |