1,2,4-Trichlorobenzene
Taney County Public Water Supply District 3
1,2,4-Trichlorobenzene is an industrial solvent that can harm the adrenal glands and may increase the risk of cancer.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 10 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 10 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 5 ppb
The EWG Health Guideline of 5 ppb for 1,2,4-trichlorobenzene 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 hormone disruption.
EPA Maximum Contaminant
Level (MCL) 70 ppb
The legal limit for 1,2,4-trichlorobenzene, established in 1992, was based on a toxicity study in laboratory animals conducted in 1981. This limit may not fully protect against hormone disruption.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2016-06-02 | AC72878 | ND |
2016-06-02 | AC72874 | ND |
2016-06-02 | AC72871 | ND |
2016-06-02 | AC72879 | ND |
2016-06-02 | AC72877 | ND |
2016-06-02 | AC72876 | ND |
2016-06-02 | AC72875 | ND |
2016-06-02 | AC72880 | ND |
2016-06-02 | AC72872 | ND |
2016-07-05 | AC79534 | ND |
2019-05-23 | AD47756 | ND |
2019-05-23 | AD47755 | ND |
2019-05-23 | AD47754 | ND |
2019-05-23 | AD47753 | ND |
2019-05-23 | AD47752 | ND |
2019-05-23 | AD47751 | ND |
2019-05-23 | AD47750 | ND |
2019-05-23 | AD47749 | ND |
2019-05-23 | AD47748 | ND |
2019-05-23 | AD47747 | ND |