o-Dichlorobenzene
Wrightsville Beach Water System
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 | 6 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 7 | 0 | ND |
2018 | ND | 6 | 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 |
---|---|---|
2014-06-13 | 37729_14-17204 | ND |
2014-06-13 | 37729_14-17203 | ND |
2014-12-09 | 37729_14-37163 | ND |
2014-12-09 | 37729_14-37165 | ND |
2014-12-09 | 37729_14-37166 | ND |
2014-12-09 | 37729_14-37167 | ND |
2017-06-09 | 37729_17-19349 | ND |
2017-06-09 | 37729_17-19353 | ND |
2017-09-15 | 37729_17-34078 | ND |
2017-10-16 | 37729_17-38737 | ND |
2017-10-16 | 37729_17-38739 | ND |
2017-10-16 | 37729_17-38738 | ND |
2017-10-16 | 37729_17-38736 | ND |
2018-03-15 | 37729_18-10179 | ND |
2018-03-15 | 37729_18-10181 | ND |
2018-03-15 | 37729_18-10182 | ND |
2018-03-15 | 37729_18-10183 | ND |
2018-06-07 | 37729_18-22872 | ND |
2018-09-26 | 37729_18-39385 | ND |
2019-04-26 | 37729_19-16995 | ND |
2019-09-25 | 37729_19-41852 | ND |