1,2,4-Trichlorobenzene
East Providence
NOTE: East Providence purchases water from City of Providence which is required to test for 1,2,4-trichlorobenzene. Sample information shown below was taken by City of Providence.
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 | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 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
NOTE: East Providence purchases water from City of Providence which is required to test for 1,2,4-trichlorobenzene. Sample information shown below was taken by City of Providence.
Date | Lab ID | Result |
---|---|---|
2014-01-21 | 1401191-01_TO12 | ND |
2015-02-18 | 1501351-01_TO12 | ND |
2016-03-24 | 1601603-01_TO12 | ND |
2017-01-31 | 1701086-01_TO12 | ND |
2018-02-06 | 1801079-01_TO12 | ND |
2019-02-05 | 1901020-01_TO12 | ND |