o-Dichlorobenzene
Benbrook Water Authority
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 | 2 | 0 | ND |
2015 | ND | 13 | 0 | ND |
2016 | ND | 10 | 0 | ND |
2017 | ND | 10 | 0 | ND |
2018 | ND | 10 | 0 | ND |
2019 | ND | 9 | 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 |
---|---|---|
2014-08-14 | Q1436874007 | ND |
2014-08-14 | Q1436874005 | ND |
2015-02-04 | Q1504394013 | ND |
2015-02-04 | Q1504394011 | ND |
2015-02-04 | Q1504394010 | ND |
2015-02-04 | Q1504394007 | ND |
2015-02-04 | Q1504394004 | ND |
2015-02-04 | Q1504394001 | ND |
2015-02-04 | Q1504394006 | ND |
2015-04-30 | Q1515940006 | ND |
2015-04-30 | Q1515940003 | ND |
2015-04-30 | Q1515940001 | ND |
2015-09-08 | Q1534617007 | ND |
2015-09-08 | Q1534617001 | ND |
2015-11-02 | Q1542898006 | ND |
2016-01-21 | Q1602764003 | ND |
2016-01-21 | Q1602764001 | ND |
2016-05-04 | Q1617499009 | ND |
2016-05-04 | Q1617499008 | ND |
2016-05-04 | Q1617499005 | ND |
2016-05-04 | Q1617499003 | ND |
2016-05-04 | Q1617499002 | ND |
2016-09-28 | Q1640982003 | ND |
2016-11-21 | Q1650881002 | ND |
2016-11-21 | Q1650881006 | ND |
2017-01-31 | Q1704261002 | ND |
2017-08-01 | Q1731488017 | ND |
2017-08-01 | Q1731488016 | ND |
2017-08-01 | Q1731488013 | ND |
2017-08-01 | Q1731488011 | ND |
2017-08-01 | Q1731488036 | ND |
2017-08-02 | Q1732390008 | ND |
2017-11-08 | Q1757459011 | ND |
2017-11-08 | Q1757459019 | ND |
2017-11-08 | Q1757459010 | ND |
2018-02-01 | Q1804024015 | ND |
2018-02-01 | Q1804024017 | ND |
2018-02-01 | Q1804024002 | ND |
2018-02-01 | Q1804024019 | ND |
2018-02-01 | Q1804024004 | ND |
2018-04-12 | Q1815334005 | ND |
2018-04-12 | Q1815334007 | ND |
2018-04-12 | Q1815334014 | ND |
2018-07-19 | Q1828770004 | ND |
2018-07-19 | Q1828770002 | ND |
2019-01-29 | Q1904088005 | ND |
2019-01-29 | Q1904088010 | ND |
2019-01-29 | Q1904088004 | ND |
2019-01-29 | Q1904088009 | ND |
2019-05-20 | Q1926717005 | ND |
2019-05-20 | Q1926717003 | ND |
2019-05-20 | Q1926717001 | ND |
2019-09-05 | Q1962592001 | ND |
2019-09-05 | Q1962592003 | ND |