o-Dichlorobenzene
Lca Wlsa Central Division
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 | 13 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 11 | 0 | ND |
2018 | ND | 4 | 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 |
---|---|---|
2014-03-05 | 14022333-01 | ND |
2014-03-05 | 14022333-06 | ND |
2014-03-05 | 14022333-05 | ND |
2014-03-05 | 14022333-04 | ND |
2014-03-05 | 14022333-02 | ND |
2014-03-05 | 14022333-03 | ND |
2014-03-12 | 14030864-03 | ND |
2014-03-12 | 14030864-04 | ND |
2014-03-12 | 14030864-05 | ND |
2014-03-12 | 14030864-06 | ND |
2014-03-12 | 14030864-02 | ND |
2014-03-12 | 14030864-01 | ND |
2014-03-26 | 14032553-01 | ND |
2015-02-04 | 12435976 | ND |
2015-02-19 | 12435999 | ND |
2015-02-19 | 12436022 | ND |
2015-03-18 | 12550660 | ND |
2016-06-21 | 14455950 | ND |
2016-08-18 | 14786687 | ND |
2016-08-18 | 14786658 | ND |
2017-07-10 | 16459217 | ND |
2017-07-10 | 16459259 | ND |
2017-07-10 | 16459238 | ND |
2017-07-20 | 16613953 | ND |
2017-07-20 | 16613802 | ND |
2017-07-20 | 16613904 | ND |
2017-07-26 | 16613853 | ND |
2017-07-27 | 16614035 | ND |
2017-08-01 | 16613725 | ND |
2017-08-10 | 16614089 | ND |
2017-08-29 | 16772990 | ND |
2018-03-16 | 8032172-01 | ND |
2018-08-23 | 8074081-07 | ND |
2018-08-23 | 8074081-02 | ND |
2018-08-23 | 8074081-05 | ND |
2019-07-11 | 9072953-01 | ND |
2019-08-08 | 9076334-01 | ND |
2019-08-22 | 9076420-02 | ND |
2019-09-16 | 9076421-02 | ND |