o-Dichlorobenzene
City of Athens
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 3 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 3 | 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 |
---|---|---|
2015-02-04 | Q1504432001 | ND |
2015-02-04 | Q1504432003 | ND |
2015-02-04 | Q1504432006 | ND |
2016-11-29 | Q1651670004 | ND |
2017-10-02 | Q1748075012 | ND |
2017-10-02 | Q1748075007 | ND |
2017-12-04 | Q1762647013 | ND |
2018-05-17 | Q1820138001 | ND |
2018-05-17 | Q1820138003 | ND |
2018-05-17 | Q1820138005 | ND |
2019-02-11 | Q1905994002 | ND |
2019-02-11 | Q1905994005 | ND |