o-Dichlorobenzene
Watchtower Bible Tract Society
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 | 7 | 0 | ND |
2015 | ND | 7 | 0 | ND |
2016 | ND | 7 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 1 | 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 |
---|---|---|
2014-07-09 | 296535-02POCS | ND |
2014-07-09 | 296534-02 POCS | ND |
2014-07-09 | 296535-06POC | ND |
2014-07-09 | 296534-04POCS | ND |
2014-07-09 | 296535-08POCS | ND |
2014-07-09 | 296535-04POCS | ND |
2014-07-09 | 296534-06POCS | ND |
2015-07-23 | 307161-04POCS | ND |
2015-07-23 | 307162-06 | ND |
2015-07-23 | 307161-02POCS | ND |
2015-07-23 | 307161-06 | ND |
2015-07-23 | 307162-04POCS | ND |
2015-07-23 | 307162-08POCS | ND |
2015-07-23 | 307162-02PIOCS | ND |
2016-07-20 | 317744-06POCS | ND |
2016-07-20 | 317744-08POCS | ND |
2016-07-20 | 317744-04POCS | ND |
2016-07-20 | 317744-02POCS | ND |
2016-07-20 | 317745-02POCS | ND |
2016-07-20 | 317745-04POCS | ND |
2016-07-20 | 317745-06POCS | ND |
2018-07-31 | 420-140368-1POCS | ND |
2019-08-08 | 420-158308-1POCS | ND |
2019-08-08 | 420-158308-4POCS | ND |