o-Dichlorobenzene
Travis County WCID 17
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 | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-09-09 | AC66327 | ND |
2015-09-09 | AD06275 | ND |
2016-07-27 | AD46012 | ND |
2016-07-27 | AD46020 | ND |
2016-11-07 | AD56855 | ND |
2017-01-26 | AD67155 | ND |
2017-05-24 | AD85496 | ND |
2017-08-10 | AD92773 | ND |
2018-03-06 | AE16976 | ND |
2018-08-15 | AE37198 | ND |
2019-01-23 | AE50949 | ND |
2019-09-11 | AE83037 | ND |