1,2,4-Trichlorobenzene
City of Kingsville
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 | 7 | 0 | ND |
2016 | ND | 6 | 0 | ND |
2017 | ND | 6 | 0 | ND |
2018 | ND | 10 | 0 | ND |
2019 | ND | 6 | 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 |
---|---|---|
2014-09-10 | AC66587 | ND |
2014-09-10 | AC66581 | ND |
2015-01-20 | AC76822 | ND |
2015-01-20 | AC76826 | ND |
2015-01-20 | AC76824 | ND |
2015-06-23 | AC96969 | ND |
2015-09-16 | AD07413 | ND |
2015-09-16 | AD07391 | ND |
2015-09-16 | AD07389 | ND |
2016-02-23 | AD25052 | ND |
2016-02-23 | AD25090 | ND |
2016-05-24 | AD38061 | ND |
2016-05-24 | AD38059 | ND |
2016-05-24 | AD38057 | ND |
2016-11-29 | AD59627 | ND |
2017-01-19 | AD65735 | ND |
2017-05-15 | AD84681 | ND |
2017-11-21 | AE05598 | ND |
2017-11-21 | AE05600 | ND |
2017-11-21 | AE05596 | ND |
2017-11-21 | AE05594 | ND |
2018-01-29 | AE11058 | ND |
2018-01-29 | AE11050 | ND |
2018-01-29 | AE11066 | ND |
2018-03-13 | AE18169 | ND |
2018-04-23 | AE23771 | ND |
2018-04-23 | AE23757 | ND |
2018-04-23 | AE23759 | ND |
2018-08-13 | AE36674 | ND |
2018-09-18 | AE40475 | ND |
2018-12-03 | AE47618 | ND |
2019-02-25 | AE55990 | ND |
2019-06-03 | AE68936 | ND |
2019-07-15 | AE74445 | ND |
2019-11-20 | AE89988 | ND |
2019-11-20 | AE89992 | ND |
2019-11-20 | AE89990 | ND |