1,2,4-Trichlorobenzene
Fort Bend County Municipal Utility District 112
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 | 3 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 3 | 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 |
---|---|---|
2014-04-15 | AC50609 | ND |
2014-04-15 | AC50607 | ND |
2014-04-15 | AC50595 | ND |
2015-07-16 | AC99944 | ND |
2015-07-16 | AC99942 | ND |
2015-07-16 | AC99952 | ND |
2016-04-25 | AD33997 | ND |
2016-04-25 | AD33983 | ND |
2016-04-25 | AD34001 | ND |
2017-02-21 | AD71286 | ND |
2017-02-21 | AD71278 | ND |
2017-02-21 | AD71280 | ND |
2018-03-14 | AE18407 | ND |
2018-03-14 | AE18405 | ND |
2018-03-14 | AE18409 | ND |
2019-01-23 | AE50981 | ND |
2019-01-23 | AE50987 | ND |
2019-01-23 | AE50983 | ND |