o-Dichlorobenzene
Doyon Utilities Jber - Richardson
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 | 2 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 4 | 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 |
---|---|---|
2014-01-06 | VO*2955028 | ND |
2014-01-06 | VO*2955030 | ND |
2014-01-06 | VO*2955032 | ND |
2015-01-12 | VO*3171366 | ND |
2016-03-29 | VO*3421833 | ND |
2016-04-11 | VO*3429784 | ND |
2017-01-03 | VO*3617587 | ND |
2017-01-03 | VO*3617588 | ND |
2017-01-03 | VO*3617589 | ND |
2017-01-03 | VO*3617590 | ND |
2018-01-22 | VO*3859297 | ND |
2018-05-23 | VO*3945914 | ND |
2018-05-23 | VO*3945922 | ND |
2018-05-23 | VO*3945930 | ND |