1,2,4-Trichlorobenzene
Arvin Community Services District
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 | ND | 2 | 0 | ND |
2015 | ND | 6 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2014-01-07 | 5806-011-1023 | ND |
2014-01-07 | 5806-009-1021 | ND |
2015-08-04 | 5806-005-0921 | ND |
2015-08-04 | 5806-018-1051 | ND |
2015-08-04 | 5806-016-1036 | ND |
2015-08-04 | 5806-006-0949 | ND |
2015-08-04 | 5806-001-1015 | ND |
2015-09-10 | 5806-009-0936 | ND |
2016-10-13 | 5806-020-1009 | ND |
2016-10-13 | 5806-022-1041 | ND |
2017-10-31 | 5806-020-1117 | ND |
2017-10-31 | 5806-022-1202 | ND |
2018-03-13 | 5806-022-0900 | ND |
2018-07-17 | 5806-009-0847 | ND |
2018-07-17 | 5806-016-0744 | ND |
2018-07-17 | 5806-018-0822 | ND |
2018-07-17 | 5806-022-0928 | ND |
2019-08-27 | 5806-020-0808 | ND |
2019-08-27 | 5806-022-0825 | ND |
2019-12-17 | 5806-020-0820 | ND |