o-Dichlorobenzene
Sunnyside Farms Mutual Water Company
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 | 3 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2015-04-22 | 5867-001-1155 | ND |
2015-04-22 | 5867-003-1250 | ND |
2015-04-22 | 5867-004-1230 | ND |
2016-05-18 | 5867-001-1000 | ND |
2016-05-18 | 5867-003-0840 | ND |
2018-05-10 | 5867-003-1100 | ND |
2018-05-16 | 5867-001-1015 | ND |
2018-05-16 | 5867-004-1035 | ND |
2019-05-15 | 5867-001-0820 | ND |
2019-05-15 | 5867-003-0810 | ND |
2019-05-15 | 5867-003-0825 | ND |