o-Dichlorobenzene
Great Waters At Reynolds Plantation
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 | 4 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 6 | 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 |
---|---|---|
2014-05-05 | AI39465 | ND |
2014-05-05 | AI39464 | ND |
2014-05-05 | AI39463 | ND |
2014-05-05 | AI39462 | ND |
2015-03-18 | AI69317 | ND |
2015-03-18 | AI69316 | ND |
2015-03-18 | AI69315 | ND |
2015-03-18 | AI69314 | ND |
2016-04-06 | AJ09536 | ND |
2016-04-06 | AJ09537 | ND |
2016-04-06 | AJ09535 | ND |
2016-04-06 | AJ09534 | ND |
2016-04-06 | AJ09533 | ND |
2019-07-30 | AK23894 | ND |
2019-07-30 | AK23893 | ND |
2019-07-30 | AK23892 | ND |
2019-07-30 | AK23891 | ND |
2019-08-21 | AK27477 | ND |
2019-08-21 | AK27478 | ND |