o-Dichlorobenzene
Lake In The Hills
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 | 4 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-03-05 | 4030847-02 | ND |
2014-03-05 | 4030847-03 | ND |
2014-03-05 | 4030815-01 | ND |
2014-03-05 | 4030847-01 | ND |
2015-02-19 | 5022854-01 | ND |
2015-02-19 | 5022854-02 | ND |
2015-02-19 | 5022855-01 | ND |
2015-02-19 | 5022851-01 | ND |
2015-02-19 | 5022851-02 | ND |
2016-10-05 | 6101134-01 | ND |
2017-01-17 | 7012804-01 | ND |
2017-01-17 | 7012804-04 | ND |
2017-01-17 | 7012804-03 | ND |
2017-01-17 | 7012804-02 | ND |
2018-01-09 | 18A0153-01 | ND |
2018-01-09 | 18A0153-02 | ND |
2018-01-09 | 18A0153-04 | ND |
2018-01-10 | 18A0162-03 | ND |
2019-10-14 | 9102833-01 | ND |