o-Dichlorobenzene
Beardstown
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 | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 7 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-04-11 | 4041981-01 | ND |
2015-04-06 | 5040632-01 | ND |
2016-04-04 | 6040222-01 | ND |
2017-04-03 | 7040062-01 | ND |
2018-01-22 | 8013210-01 | ND |
2018-05-03 | 8050766-01 | ND |
2018-05-03 | 8050766-02 | ND |
2018-07-12 | 8072373-02 | ND |
2018-09-14 | 18I0550-01_02 | ND |
2018-09-14 | 18I0550-03_02 | ND |
2018-10-16 | 8103168-03 | ND |
2019-01-21 | 9013340-01 | ND |
2019-04-15 | 9043303-01 | ND |
2019-07-11 | 9072337-01 | ND |
2019-10-10 | 9102490-01 | ND |