o-Dichlorobenzene
City of Laramie
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 | 8 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2014-06-03 | C14060157-004 V | ND |
2014-06-03 | C14060157-001L | ND |
2014-06-03 | C14060157-002L | ND |
2014-06-03 | C14060157-003L | ND |
2014-06-03 | C14060157-004L | ND |
2014-06-03 | C14060157-002 V | ND |
2014-06-03 | C14060157-001 V | ND |
2014-06-03 | C14060157-003 V | ND |
2015-06-23 | C15060934-003K | ND |
2015-06-23 | C15060934-004K | ND |
2015-06-23 | C15060934-002K | ND |
2015-06-23 | C15060934-001K | ND |
2016-06-21 | C16060740-001D | ND |
2017-10-18 | C17100664-001D | ND |
2017-10-18 | C17100664-002D | ND |
2017-10-18 | C17100664-003D | ND |
2017-10-18 | C17100664-004D | ND |
2018-06-27 | C18060998-001K | ND |
2018-06-27 | C18061009-001K | ND |
2018-06-27 | C18061006-001K | ND |
2018-06-27 | C18061008-001K | ND |