o-Dichlorobenzene
Meansville
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 | 3 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-10-21 | AI58085 | ND |
2014-10-21 | AI58084 | ND |
2014-12-01 | AI60426 | ND |
2015-02-16 | AI65052 | ND |
2015-04-13 | AI74833 | ND |
2015-08-19 | AI87097 | ND |
2015-11-04 | AJ00485 | ND |
2016-02-02 | AJ05626 | ND |
2016-02-02 | AJ05627 | ND |
2016-04-26 | AJ10882 | ND |
2016-08-02 | AJ20722 | ND |
2016-11-01 | AJ32479 | ND |
2017-01-31 | AJ43771 | ND |
2017-01-31 | AJ43770 | ND |
2018-05-22 | AJ89970 | ND |
2019-05-28 | AK18305 | ND |
2019-05-28 | AK18306 | ND |