o-Dichlorobenzene
Hobbs Municipal Water Supply
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 | 5 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-03-19 | 1403921-001A | ND |
2014-03-19 | 1403917-001A | ND |
2014-03-19 | 1403916-001A | ND |
2014-12-02 | 1412283-001A | ND |
2014-12-02 | 1412280-001A | ND |
2015-05-27 | 1505C93-001A | ND |
2015-05-27 | 1505C95-001A | ND |
2016-05-10 | 1605605-001A | ND |
2016-05-18 | 1605A66-001A | ND |
2016-09-27 | 1609H56-001 | ND |
2017-05-16 | 1705984-001 | ND |
2017-07-18 | 2017020910 | ND |
2017-07-18 | 2017020911 | ND |
2017-10-16 | 2017030167 | ND |
2017-10-16 | 2017030166 | ND |
2018-02-13 | 2018004603 | ND |
2018-04-24 | 2018011507 | ND |
2018-04-24 | 2018011511 | ND |
2019-04-22 | 2019010377 | ND |
2019-04-22 | 2019010378 | ND |