o-Dichlorobenzene
Acsa Red Hill
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 | 3 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 3 | 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 |
---|---|---|
2014-06-17 | E140500818 | ND |
2014-06-17 | E140500819 | ND |
2014-12-29 | E141200656 | ND |
2015-06-30 | VA010-DCLS | ND |
2015-06-30 | VA010-DCLS | ND |
2015-12-28 | VA010-DCLS | ND |
2016-06-27 | E160503857 | ND |
2016-06-27 | E160503855 | ND |
2016-08-16 | E160800664 | ND |
2016-08-16 | E160800665 | ND |
2016-12-30 | E161200617 | ND |
2017-06-29 | E170600489 | ND |
2017-09-28 | E170803450 | ND |
2017-12-28 | E171103550 | ND |
2018-06-30 | E180500902 | ND |
2018-06-30 | E180500903 | ND |
2019-01-16 | E181203677 | ND |
2019-06-11 | E190402417 | ND |
2019-06-28 | E190608077 | ND |
2019-12-10 | E191000522 | ND |