o-Dichlorobenzene
Arizona Water Company - White Tanks
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 | N/A | 0 | 0 | N/A |
2015 | ND | 6 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2015-02-28 | 201802280413V | ND |
2015-03-12 | 201503120447V | ND |
2015-03-12 | 201503120448V | ND |
2015-06-22 | 201506230242V | ND |
2015-07-08 | 201507080280V | ND |
2015-10-07 | 201510080303V | ND |
2016-02-03 | 201602040225V | ND |
2017-05-01 | 7050138-01VOC | ND |
2018-02-28 | 201802280413V | ND |
2018-08-16 | 18H1828-01 | ND |