o-Dichlorobenzene
Sparta, Town of
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 | 2 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 8 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 8 | 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 |
---|---|---|
2014-03-18 | 92193854001VOC | ND |
2014-06-09 | 92204774002VOC | ND |
2015-12-09 | ND | |
2016-11-29 | 27778-04 | ND |
2016-12-05 | 27991-04 | ND |
2016-12-14 | 28562-04 | ND |
2016-12-14 | 28577-04 | ND |
2016-12-14 | 28578-04 | ND |
2016-12-14 | 28560-04 | ND |
2016-12-15 | 28579-04 | ND |
2016-12-15 | 28580-04 | ND |
2017-12-13 | 44137-03 | ND |
2018-12-13 | 60346-04 | ND |
2019-12-04 | 75622-01 | ND |
2019-12-04 | 75623-01 | ND |
2019-12-04 | 75629-01 | ND |
2019-12-05 | 75628-01 | ND |
2019-12-09 | 75823-04 | ND |
2019-12-09 | 75823-05 | ND |
2019-12-09 | 75823-06 | ND |
2019-12-11 | 75904-01 | ND |