o-Dichlorobenzene
Sun Prairie Utilities
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 | 13 | 0 | ND |
2015 | ND | 10 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 8 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2014-03-18 | 775328 | ND |
2014-03-18 | 775285 | ND |
2014-03-18 | 775336 | ND |
2014-03-18 | 775330 | ND |
2014-05-06 | 784518 | ND |
2014-05-06 | 784519 | ND |
2014-05-06 | 784516 | ND |
2014-05-06 | 784515 | ND |
2014-05-06 | 784514 | ND |
2014-08-19 | 811529 | ND |
2014-08-19 | 811530 | ND |
2014-10-15 | 825805 | ND |
2014-10-15 | 825807 | ND |
2015-03-04 | 846348 | ND |
2015-03-04 | 846346 | ND |
2015-03-04 | 846354 | ND |
2015-03-04 | 846352 | ND |
2015-03-04 | 846356 | ND |
2015-03-04 | 846344 | ND |
2015-03-04 | 846350 | ND |
2015-04-28 | 856747 | ND |
2015-09-09 | 881828 | ND |
2015-10-20 | 890964 | ND |
2016-05-18 | 922018 | ND |
2016-05-18 | 922016 | ND |
2016-08-09 | 938123 | ND |
2016-10-11 | 952740 | ND |
2017-02-07 | 972682 | ND |
2017-04-26 | 985413 | ND |
2017-04-26 | 985429 | ND |
2017-04-26 | 985422 | ND |
2017-04-26 | 985418 | ND |
2017-04-26 | 985409 | ND |
2017-07-11 | 1003142 | ND |
2017-10-24 | 1026061 | ND |
2018-01-29 | 1038884 | ND |
2018-04-24 | 1051655 | ND |
2018-04-24 | 1051659 | ND |
2018-08-29 | 1077039 | ND |
2019-07-23 | 1136249 | ND |
2019-07-23 | 1136252 | ND |
2019-12-04 | 1163398 | ND |