o-Dichlorobenzene
Murray, Village of
NOTE: Murray, Village of purchases water from Cass County Rural Water District 1 which is required to test for o-dichlorobenzene. Sample information shown below was taken by Cass County Rural Water District 1.
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 | N/A | 0 | 0 | N/A |
2015 | ND | 4 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 1 | 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
NOTE: Murray, Village of purchases water from Cass County Rural Water District 1 which is required to test for o-dichlorobenzene. Sample information shown below was taken by Cass County Rural Water District 1.
Date | Lab ID | Result |
---|---|---|
2015-08-10 | 375390 | ND |
2015-08-10 | 375391 | ND |
2015-11-09 | 391669 | ND |
2015-11-09 | 391670 | ND |
2016-08-01 | ND | |
2016-08-01 | ND | |
2016-09-19 | ND | |
2017-08-08 | ND | |
2018-07-30 | 567256 | ND |
2018-11-13 | 577211 | ND |
2018-11-13 | 577212 | ND |
2018-11-13 | 577213 | ND |
2018-11-13 | 577214 | ND |
2019-08-12 | 628381 | ND |