o-Dichlorobenzene
Warrington Twp Water&sew Dept
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 | 9 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 4 | 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 |
---|---|---|
2014-01-27 | L4861062-1 | ND |
2014-01-27 | L4861067-1 | ND |
2014-01-27 | L4861062-3 | ND |
2014-01-27 | L4861062-4 | ND |
2014-01-27 | L4861062-5 | ND |
2014-03-13 | L4940517-1 | ND |
2014-03-13 | L4940517-2 | ND |
2014-06-12 | L5059467-1 | ND |
2014-09-19 | L5205522-1 | ND |
2015-01-27 | 12274278 | ND |
2015-01-27 | 12274224 | ND |
2015-01-27 | 12274170 | ND |
2015-01-27 | 12274332 | ND |
2015-01-27 | 12274116 | ND |
2016-02-05 | 13857867 | ND |
2016-02-05 | 13857921 | ND |
2016-02-05 | 13857975 | ND |
2016-02-05 | 13858029 | ND |
2017-01-12 | 15502148 | ND |
2017-01-12 | 15502200 | ND |
2017-01-12 | 15502252 | ND |
2017-12-06 | 17148417 | ND |
2018-01-03 | 8011431-02 | ND |
2018-01-03 | 8011431-03 | ND |
2019-01-02 | 9011290-01 | ND |
2019-01-02 | 9011290-02 | ND |