o-Dichlorobenzene
Aqua Pa Perkiomen Township
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 | 5 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 5 | 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 |
---|---|---|
2014-02-04 | AE22408 | ND |
2014-02-05 | AE22411 | ND |
2014-02-19 | AE23934 | ND |
2014-02-19 | AE23933 | ND |
2014-02-19 | AE23939 | ND |
2015-02-03 | 12404365 | ND |
2015-02-03 | 12404386 | ND |
2015-02-03 | 12404407 | ND |
2015-02-03 | 12404428 | ND |
2015-02-03 | 12404449 | ND |
2016-01-20 | 13755352 | ND |
2016-01-20 | 13755394 | ND |
2016-01-20 | 13755373 | ND |
2016-01-20 | 13755310 | ND |
2016-01-20 | 13755331 | ND |
2017-02-21 | 15658848 | ND |
2017-03-28 | 15799030 | ND |
2017-04-19 | 15941129 | ND |
2017-06-21 | 16260403 | ND |
2017-12-20 | 17165038 | ND |
2018-02-27 | AF76926 | ND |
2018-02-27 | AF76923 | ND |
2018-02-27 | AF76925 | ND |
2018-02-27 | AF76922 | ND |
2018-07-19 | AF90332 | ND |
2019-04-24 | AG14547 | ND |
2019-04-24 | AG14545 | ND |
2019-04-24 | AG14549 | ND |
2019-04-24 | AG14552 | ND |
2019-05-08 | AG17044 | ND |