o-Dichlorobenzene
Dover City PWS
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 20 | 0 | ND |
2015 | ND | 24 | 0 | ND |
2016 | ND | 25 | 0 | ND |
2017 | ND | 18 | 0 | ND |
2018 | ND | 11 | 0 | ND |
2019 | ND | 14 | 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 |
---|---|---|
2014-02-13 | 14021075 | ND |
2014-02-13 | 14021076 | ND |
2014-02-13 | 14021077 | ND |
2014-02-13 | 14021078 | ND |
2014-05-13 | 14051934 | ND |
2014-05-13 | 14051935 | ND |
2014-05-13 | 14051936 | ND |
2014-05-13 | 14051937 | ND |
2014-05-13 | 14051938 | ND |
2014-08-12 | 14081804 | ND |
2014-08-12 | 14081806 | ND |
2014-08-12 | 14081807 | ND |
2014-08-12 | 14081808 | ND |
2014-08-12 | 14081809 | ND |
2014-11-13 | 14111835 | ND |
2014-11-13 | 14111836 | ND |
2014-11-13 | 14111838 | ND |
2014-11-13 | 14111839 | ND |
2014-11-13 | 14111840 | ND |
2014-11-14 | 14111837 | ND |
2015-02-11 | 15021556 | ND |
2015-02-11 | 15021557 | ND |
2015-02-11 | 15021558 | ND |
2015-02-11 | 15021559 | ND |
2015-02-11 | 15021560 | ND |
2015-02-11 | 15021555 | ND |
2015-05-12 | 15052227 | ND |
2015-05-12 | 15052228 | ND |
2015-05-12 | 15052229 | ND |
2015-05-12 | 15052230 | ND |
2015-05-12 | 15052231 | ND |
2015-05-12 | 15052232 | ND |
2015-08-11 | 15081249 | ND |
2015-08-11 | 15081250 | ND |
2015-08-11 | 15081251 | ND |
2015-08-11 | 15081252 | ND |
2015-08-11 | 15081253 | ND |
2015-08-11 | 15081254 | ND |
2015-11-12 | 15111376 | ND |
2015-11-12 | 15111377 | ND |
2015-11-12 | 15111378 | ND |
2015-11-12 | 15111379 | ND |
2015-11-12 | 15111380 | ND |
2015-11-12 | 15111381 | ND |
2016-02-09 | 16021013 | ND |
2016-02-09 | 16021014 | ND |
2016-02-09 | 16021015 | ND |
2016-02-09 | 16021016 | ND |
2016-02-09 | 16021017 | ND |
2016-02-09 | 16021018 | ND |
2016-05-12 | 16051463 | ND |
2016-05-12 | 16051464 | ND |
2016-05-12 | 16051465 | ND |
2016-05-12 | 16051466 | ND |
2016-05-12 | 16051467 | ND |
2016-05-12 | 16051468 | ND |
2016-06-01 | A160399282 | ND |
2016-08-11 | 16081541 | ND |
2016-08-11 | 16081542 | ND |
2016-08-11 | 16081543 | ND |
2016-08-11 | 16081544 | ND |
2016-08-11 | 16081545 | ND |
2016-08-11 | 16081546 | ND |
2016-11-09 | 16111190 | ND |
2016-11-09 | 16111191 | ND |
2016-11-09 | 16111192 | ND |
2016-11-09 | 16111193 | ND |
2016-11-09 | 16111194 | ND |
2016-11-09 | 16111195 | ND |
2017-02-13 | 17021837 | ND |
2017-02-13 | 17021839 | ND |
2017-02-13 | 17021840 | ND |
2017-02-13 | 17021838 | ND |
2017-02-13 | 17021841 | ND |
2017-02-13 | 17021842 | ND |
2017-05-09 | 17051003 | ND |
2017-05-09 | 17050999 | ND |
2017-05-09 | 17051000 | ND |
2017-05-09 | 17050998 | ND |
2017-05-09 | 17051001 | ND |
2017-05-09 | 17051002 | ND |
2017-08-15 | 17081892 | ND |
2017-08-15 | 17081894 | ND |
2017-08-15 | 17081895 | ND |
2017-08-15 | 17081893 | ND |
2017-08-15 | 17081896 | ND |
2017-08-15 | 17081897 | ND |
2018-02-15 | 18021330 | ND |
2018-02-15 | 18021335 | ND |
2018-02-15 | 18021334 | ND |
2018-02-15 | 18021331 | ND |
2018-02-15 | 18021333 | ND |
2018-02-15 | 18021332 | ND |
2018-11-20 | 18112302 | ND |
2018-11-20 | 18112298 | ND |
2018-11-20 | 18112299 | ND |
2018-11-20 | 18112300 | ND |
2018-11-20 | 18112301 | ND |
2019-02-14 | 19021593 | ND |
2019-02-14 | 19021594 | ND |
2019-02-14 | 18021596 | ND |
2019-02-14 | 19021595 | ND |
2019-02-14 | 19021597 | ND |
2019-02-14 | 19021598 | ND |
2019-05-14 | 19051951 | ND |
2019-05-14 | 19051952 | ND |
2019-05-14 | 19051953 | ND |
2019-05-14 | 19051956 | ND |
2019-05-14 | 19051954 | ND |
2019-05-14 | 19051955 | ND |
2019-06-25 | 9F03752-01 | ND |
2019-08-27 | 19083219 | ND |