o-Dichlorobenzene
Ozark Utilities Board
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 | 10 | 0 | ND |
2015 | ND | 7 | 0 | ND |
2016 | ND | 14 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 17 | 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 |
---|---|---|
2014-02-18 | AA88517 | ND |
2014-02-20 | AA88516 | ND |
2014-04-17 | AA89209 | ND |
2014-04-17 | AA89210 | ND |
2014-06-17 | AA90103 | ND |
2014-06-17 | AA90104 | ND |
2014-08-04 | AA90909 | ND |
2014-08-06 | AA90910 | ND |
2014-11-06 | AA92638 | ND |
2014-11-06 | AA92639 | ND |
2015-03-04 | AB02430 | ND |
2015-03-04 | AB02429 | ND |
2015-03-04 | AB02431 | ND |
2015-06-02 | AB04710 | ND |
2015-06-02 | AB04709 | ND |
2015-08-19 | AB07042 | ND |
2015-08-19 | AB07043 | ND |
2016-02-18 | AB10066 | ND |
2016-02-18 | AB10065 | ND |
2016-02-18 | AB10068 | ND |
2016-02-18 | AB10069 | ND |
2016-02-18 | AB10070 | ND |
2016-02-18 | AB10062 | ND |
2016-02-18 | AB10064 | ND |
2016-06-13 | AB12401 | ND |
2016-06-13 | AB12400 | ND |
2016-06-13 | AB12402 | ND |
2016-06-13 | AB12397 | ND |
2016-06-13 | AB12399 | ND |
2016-06-13 | AB12398 | ND |
2016-06-13 | AB12403 | ND |
2017-05-24 | AB19648 | ND |
2017-05-24 | AB19649 | ND |
2017-05-24 | AB19646 | ND |
2017-05-24 | AB19647 | ND |
2018-06-13 | AB27748 | ND |
2018-06-13 | AB27747 | ND |
2019-02-07 | AB32891 | ND |
2019-02-07 | AB32894 | ND |
2019-02-07 | AB32893 | ND |
2019-02-07 | AB32892 | ND |
2019-02-07 | AB32890 | ND |
2019-02-07 | AB32889 | ND |
2019-02-07 | AB32888 | ND |
2019-06-19 | AB36112 | ND |
2019-06-19 | AB36117 | ND |
2019-06-19 | AB36115 | ND |
2019-06-19 | AB36116 | ND |
2019-06-19 | AB36113 | ND |
2019-06-19 | AB36114 | ND |
2019-11-21 | AB40304 | ND |
2019-11-21 | AB40305 | ND |
2019-11-21 | AB40307 | ND |
2019-11-21 | AB40306 | ND |