o-Dichlorobenzene
South Bethany
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 | 2 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-06-30 | L4949121-1 VOC | ND |
2014-06-30 | L4949121-1-VOC | ND |
2014-09-25 | L5242401-1 VOC | ND |
2015-06-24 | L5507381-1-VOC | ND |
2015-06-24 | L5530440-VOC | ND |
2016-01-11 | L5711890-1 VOC | ND |
2016-01-20 | L6019358-1 VOC | ND |
2016-12-09 | L6588686-1 VOC | ND |
2017-08-30 | L6844903-1 VOC | ND |
2017-08-30 | L6857483-1 VOC | ND |
2018-09-26 | 8101075-01 VOC | ND |
2018-09-26 | 8101077-01 VOC | ND |
2019-05-28 | 9055237-01 VOC | ND |
2019-07-02 | 9071993-01 SUVO | ND |
2019-08-26 | 9083228-01 SUVO | ND |
2019-08-26 | 9083233-01 SUVO | ND |