o-Dichlorobenzene
Mililani
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 | 7 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-02-11 | 201402140316 | ND |
2014-02-18 | 201402200344 | ND |
2014-02-18 | 201402200346 | ND |
2014-02-25 | 201402280294 | ND |
2014-04-07 | 201404090488 | ND |
2014-07-08 | 201407100617 | ND |
2014-10-24 | 201410280162 | ND |
2015-01-20 | 201501220075 | ND |
2015-01-29 | 201501300118 | ND |
2015-04-10 | 201504140151 | ND |
2015-07-13 | 201507150474 | ND |
2015-10-16 | 201510210706 | ND |
2016-01-14 | ND | |
2016-01-14 | ND | |
2016-04-11 | ND | |
2017-02-01 | ND | |
2017-02-09 | ND | |
2017-11-01 | ND | |
2017-11-14 | ND | |
2018-01-11 | 201712280237 | ND |
2018-04-10 | 201804130364 | ND |
2019-01-29 | 201901300201 | ND |
2019-01-29 | 201901300202 | ND |
2019-03-12 | 201903020135 | ND |
2019-06-27 | 201906190032 | ND |