o-Dichlorobenzene
Mountain Home Air Force Base
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 | 4 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 4 | 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 |
---|---|---|
2014-08-26 | V1433321 | ND |
2014-08-26 | V1433322 | ND |
2014-08-26 | V1433323 | ND |
2014-08-26 | V1433324 | ND |
2015-08-18 | V1534750 | ND |
2015-08-18 | V1534751 | ND |
2015-08-18 | V1534749 | ND |
2015-08-18 | V1534748 | ND |
2016-05-26 | V1622879 | ND |
2016-05-26 | V1622878 | ND |
2016-05-26 | V1622877 | ND |
2016-09-20 | V1643049 | ND |
2017-05-23 | V1721658 | ND |
2017-05-23 | V1721659 | ND |
2017-05-23 | V1721657 | ND |
2017-06-13 | V1725135 | ND |
2018-04-10 | V1815357 | ND |
2018-04-10 | V1815355 | ND |
2018-04-10 | V1815356 | ND |
2018-04-10 | V1815358 | ND |
2019-04-23 | V1918558 | ND |
2019-04-23 | V1918561 | ND |
2019-04-23 | V1918559 | ND |
2019-04-23 | V1918560 | ND |