o-Dichlorobenzene
Forest Lake Subdivision
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 | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 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 |
---|---|---|
2014-12-11 | Q1459825010 | ND |
2015-08-04 | Q1530175002 | ND |
2015-11-05 | Q1543844001 | ND |
2016-03-22 | Q1611711004 | ND |
2016-06-15 | Q1624316001 | ND |
2016-06-15 | Q1624316007 | ND |
2017-10-06 | Q1749349002 | ND |
2017-10-06 | Q1749349008 | ND |
2018-11-28 | Q1848465002 | ND |
2018-11-28 | Q1848465004 | ND |
2019-03-28 | Q1912651002 | ND |