o-Dichlorobenzene
Northgate Mobile Home Park 1
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 | 1 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 2 | 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
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 |
---|---|---|
2014-05-01 | Q1414182010 | ND |
2014-05-01 | Q1414182001 | ND |
2014-05-01 | Q1414182008 | ND |
2015-06-18 | Q1522930001 | ND |
2016-02-10 | Q1606030002 | ND |
2016-09-07 | Q1636054004 | ND |
2016-10-31 | Q1646398003 | ND |
2017-02-09 | Q1705885002 | ND |
2017-04-19 | Q1716169002 | ND |
2018-01-31 | Q1803755003 | ND |
2019-05-23 | Q1928322007 | ND |