1,2,4-Trichlorobenzene
Cape Fear Public Utility Authority - New Hanover County
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 | 3 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 2 | 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 |
---|---|---|
2014-04-10 | 201404120117 | ND |
2014-04-11 | 201404150331 | ND |
2014-06-04 | 201406050575 | ND |
2015-03-12 | ND | |
2015-06-04 | ND | |
2016-06-08 | 3467619 | ND |
2017-04-10 | 3671236 | ND |
2017-04-10 | 3671296 | ND |
2017-06-06 | 3708199 | ND |
2018-03-15 | 3891667 | ND |
2018-06-05 | 3953498 | ND |
2019-06-04 | 4314170 | ND |
2019-09-12 | 4419227 | ND |
2019-10-01 | 4443607 | ND |