o-Dichlorobenzene
United Water Pennsylvania
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 | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 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
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 |
---|---|---|
2014-02-11 | 1071349001 | ND |
2014-02-11 | 1071349002 | ND |
2015-02-02 | 12481555 | ND |
2015-02-02 | 12481588 | ND |
2016-01-06 | 13836747 | ND |
2016-01-08 | 13836768 | ND |
2017-02-08 | 15754627 | ND |
2017-02-08 | 15754660 | ND |
2018-02-12 | 2295329001 | ND |
2018-02-12 | 2295329002 | ND |
2019-01-14 | H9A0679-01 | ND |
2019-01-14 | H9A0679-02 | ND |