o-Dichlorobenzene
Taconic Estates Water District
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 | 8 | 0 | ND |
2015 | ND | 6 | 0 | ND |
2016 | ND | 8 | 0 | ND |
2017 | ND | 10 | 0 | ND |
2018 | ND | 8 | 0 | ND |
2019 | ND | 8 | 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 |
---|---|---|
2014-03-20 | 420-76001-1 | ND |
2014-03-24 | 420-76067-1 | ND |
2014-06-19 | 420-79049-1 | ND |
2014-06-20 | 420-79089-1 | ND |
2014-08-04 | 420-80659-1 | ND |
2014-08-05 | 420-80728-1 | ND |
2014-12-16 | 420-85649-1 | ND |
2014-12-16 | 420-85649-2 | ND |
2015-05-21 | 420-90582-1 | ND |
2015-05-21 | 420-90582-2 | ND |
2015-09-22 | 420-95434-1 | ND |
2015-09-22 | 420-95434-2 | ND |
2015-12-30 | 420-99132-3 | ND |
2015-12-30 | 420-99132-2 | ND |
2016-02-22 | 420-100996-1 | ND |
2016-02-22 | 420-100996-2 | ND |
2016-04-18 | 420-103220-1 | ND |
2016-04-18 | 420-103220-2 | ND |
2016-09-14 | 420-110240-1 | ND |
2016-09-14 | 420-110240-2 | ND |
2016-10-25 | 420-112245-1 | ND |
2016-10-25 | 420-112245-2 | ND |
2017-02-14 | 420-116881-2 | ND |
2017-02-14 | 420-116881-1 | ND |
2017-04-20 | 420-119728-1 | ND |
2017-04-20 | 420-119728-2 | ND |
2017-06-15 | 420-122325-3 | ND |
2017-06-15 | 420-122325-2 | ND |
2017-09-07 | 420-126193-2 | ND |
2017-09-07 | 420-126193-3 | ND |
2017-12-29 | 420-131210-3 | ND |
2017-12-29 | 420-131210-2 | ND |
2018-03-23 | 420-134484-1 | ND |
2018-03-23 | 420-134484-2 | ND |
2018-06-26 | 420-138702-2 | ND |
2018-06-26 | 420-138702-1 | ND |
2018-09-19 | 420-142911-1 | ND |
2018-09-19 | 420-142911-2 | ND |
2018-12-12 | 420-146880-1 | ND |
2018-12-12 | 420-146880-2 | ND |
2019-03-26 | 420-151364-2 | ND |
2019-03-26 | 420-151364-1 | ND |
2019-06-25 | 420-155841-2 | ND |
2019-06-25 | 420-155841-1 | ND |
2019-08-29 | 420-159445-2 | ND |
2019-08-29 | 420-159445-3 | ND |
2019-11-21 | 420-163727-1 | ND |
2019-11-21 | 420-163727-2 | ND |