o-Dichlorobenzene
Aqua Pa Uwchlan
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 | 6 | 0 | ND |
2015 | ND | 6 | 0 | ND |
2016 | ND | 6 | 0 | ND |
2017 | ND | 6 | 0 | ND |
2018 | ND | 6 | 0 | ND |
2019 | ND | 7 | 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 |
---|---|---|
2014-02-06 | AE22430 | ND |
2014-02-14 | AE22387 | ND |
2014-02-14 | AE22385 | ND |
2014-02-21 | AE23943 | ND |
2014-02-21 | AE23946 | ND |
2014-04-23 | AE29861 | ND |
2015-02-03 | 12395453 | ND |
2015-02-03 | 12395495 | ND |
2015-02-03 | 12395516 | ND |
2015-02-03 | 12395537 | ND |
2015-02-04 | 12395432 | ND |
2015-02-04 | 12395474 | ND |
2016-01-22 | 13746277 | ND |
2016-01-22 | 13746256 | ND |
2016-01-22 | 13746214 | ND |
2016-01-22 | 13746235 | ND |
2016-02-10 | 13864181 | ND |
2016-02-10 | 13864202 | ND |
2017-03-28 | 15787975 | ND |
2017-03-28 | 15787954 | ND |
2017-04-19 | 15928761 | ND |
2017-04-19 | 15928782 | ND |
2017-04-21 | 15928740 | ND |
2017-06-21 | 16249805 | ND |
2018-01-29 | AF74449 | ND |
2018-01-31 | AF73819 | ND |
2018-02-26 | AF76934 | ND |
2018-02-26 | AF76935 | ND |
2018-03-13 | AF77984 | ND |
2018-03-13 | AF77985 | ND |
2019-03-06 | AG10267 | ND |
2019-03-06 | AG10268 | ND |
2019-03-06 | AG10266 | ND |
2019-03-12 | AG10439 | ND |
2019-03-12 | AG10441 | ND |
2019-03-27 | AG11746 | ND |
2019-11-07 | AG37520 | ND |