o-Dichlorobenzene
Dalton Utilities
o-Dichlorobenzene is used as a chemical intermediate for making agricultural herbicides. It is toxic to the liver, kidneys and the nervous system, and causes cancer in animal studies.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 2 | 0 | ND |
2015 | ND | 3 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 600 ppb
The EWG Health Guideline of 600 ppb for o-dichlorobenzene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.
EPA Maximum Contaminant
Level (MCL) 600 ppb
The legal limit for o-dichlorobenzene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1970s.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-05-13 | AI40410 | ND |
2014-05-13 | AI40409 | ND |
2015-03-31 | AI69893 | ND |
2015-03-31 | AI69892 | ND |
2015-03-31 | AI69891 | ND |
2016-05-10 | AJ11900 | ND |
2016-05-10 | AJ11899 | ND |
2016-05-10 | AJ11898 | ND |
2017-06-19 | AJ57840 | ND |
2017-06-19 | AJ57839 | ND |
2017-06-19 | AJ57838 | ND |
2018-06-06 | AJ90865 | ND |
2018-06-06 | AJ90864 | ND |
2018-06-06 | AJ90863 | ND |
2019-05-08 | AK16822 | ND |
2019-05-08 | AK16824 | ND |
2019-05-08 | AK16823 | ND |