Dalapon
Bristol Water Department
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 | N/A | 0 | 0 | N/A |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 4 | 0 | ND |
2017 | ND | 5 | 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 |
---|---|---|
2016-07-08 | E607770-1SOC | ND |
2016-10-07 | E610937-1SOC | ND |
2016-10-07 | E610937-2SOC | ND |
2016-12-08 | E612972-1SOC | ND |
2017-04-12 | D7D0843-01SOCR | ND |
2017-04-12 | D7D0843-02SOCR | ND |
2017-04-12 | D7D0843-03SOCR | ND |
2017-04-12 | D7D0843-04SOCR | ND |
2017-10-05 | D7J0547-01SOCR | ND |
2018-07-09 | D8G0647-01SOC | ND |
2019-03-27 | D9C2625-01SOCR | ND |