o-Dichlorobenzene
Prescott Valley WD Upper
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 | 5 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 6 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 18 | 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 |
---|---|---|
2014-01-15 | 201401150464V | ND |
2014-01-15 | 201401150463V | ND |
2014-01-15 | 201401150462V | ND |
2014-01-15 | 201401150461V | ND |
2014-01-15 | 201401150459V | ND |
2016-02-09 | 201602100055V | ND |
2016-02-09 | 201602100056V | ND |
2016-02-09 | 201602100057V | ND |
2016-02-10 | 201602110030V | ND |
2016-02-10 | 201602110029V | ND |
2016-02-10 | 201602110028V | ND |
2017-02-14 | 201702150190V | ND |
2017-02-14 | 201702150189V | ND |
2017-02-14 | 201702150188V | ND |
2017-02-14 | 201702150187V | ND |
2017-02-14 | 201702150185V | ND |
2019-02-05 | 201902060085V | ND |
2019-02-05 | 201902060084V | ND |
2019-02-05 | 201902060083V | ND |
2019-02-05 | 201902060082V | ND |
2019-02-05 | 201902060081V | ND |
2019-02-05 | 201902060080V | ND |
2019-02-05 | 201902060079V | ND |
2019-02-05 | 201902060078V | ND |
2019-02-06 | 201902070481V | ND |
2019-02-06 | 201902070477V | ND |
2019-02-06 | 201902070478V | ND |
2019-02-06 | 201902070479V | ND |
2019-06-19 | 19F2188-01 | ND |
2019-08-28 | 19H3349-01 | ND |
2019-08-28 | 19H3342-01 | ND |
2019-09-16 | 19I1769-04 | ND |
2019-11-20 | 19K2301-01 | ND |
2019-11-20 | 19K2302-01 | ND |