o-Dichlorobenzene
Benkelman, City 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 | 8 | 0 | ND |
2016 | ND | 8 | 0 | ND |
2017 | ND | 7 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-09-22 | 324649 | ND |
2014-09-22 | 324648 | ND |
2015-03-16 | 348750 | ND |
2015-03-16 | 348751 | ND |
2015-06-15 | 364989 | ND |
2015-06-15 | 364990 | ND |
2015-09-21 | 378776 | ND |
2015-09-21 | 378777 | ND |
2015-12-14 | 402241 | ND |
2015-12-14 | 402242 | ND |
2016-03-14 | ND | |
2016-03-14 | ND | |
2016-06-20 | ND | |
2016-06-20 | ND | |
2016-09-20 | ND | |
2016-09-20 | ND | |
2016-12-19 | ND | |
2016-12-19 | ND | |
2017-03-20 | ND | |
2017-03-20 | ND | |
2017-06-19 | ND | |
2017-06-19 | ND | |
2017-09-18 | ND | |
2017-09-18 | ND | |
2017-10-23 | ND | |
2018-09-10 | 571944 | ND |
2018-09-10 | 571945 | ND |
2019-09-09 | 630431 | ND |