1,2,4-Trichlorobenzene
French Settlement Water Company-justin Heights
NOTE: French Settlement Water Company-justin Heights purchases water from Ward II Water District which is required to test for 1,2,4-trichlorobenzene. Sample information shown below was taken by Ward II Water 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 | N/A | 0 | 0 | N/A |
2015 | ND | 20 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 6 | 0 | ND |
2018 | ND | 14 | 0 | ND |
2019 | ND | 2 | 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: French Settlement Water Company-justin Heights purchases water from Ward II Water District which is required to test for 1,2,4-trichlorobenzene. Sample information shown below was taken by Ward II Water District.
Date | Lab ID | Result |
---|---|---|
2015-07-20 | 35198654001 | ND |
2015-07-20 | 35198654001 | ND |
2015-09-21 | 35208876003 | ND |
2015-09-21 | 35208876002 | ND |
2015-09-21 | 35208876001 | ND |
2015-09-21 | 35208876004 | ND |
2015-09-21 | 35208876005 | ND |
2015-09-21 | 35208876005 | ND |
2015-09-21 | 35208876004 | ND |
2015-09-21 | 35208876003 | ND |
2015-09-21 | 35208876002 | ND |
2015-09-21 | 35208876001 | ND |
2015-09-29 | 35209950001 | ND |
2015-09-29 | 35209950001 | ND |
2015-09-29 | 35209950002 | ND |
2015-09-29 | 35209950003 | ND |
2015-09-29 | 35209950004 | ND |
2015-09-29 | 35209950004 | ND |
2015-09-29 | 35209950003 | ND |
2015-09-29 | 35209950002 | ND |
2016-03-01 | 35232777001 | ND |
2016-03-01 | 35232777002 | ND |
2016-03-01 | 35232777002 | ND |
2016-03-01 | 35232777001 | ND |
2017-06-19 | 35320024003 | ND |
2017-06-19 | 35320024002 | ND |
2017-06-19 | 35320024001 | ND |
2017-06-19 | 35320024003 | ND |
2017-06-19 | 35320024002 | ND |
2017-06-19 | 35320024001 | ND |
2018-06-25 | 35400823001 | ND |
2018-06-25 | 35400823002 | ND |
2018-06-25 | 35400823005 | ND |
2018-06-25 | 35400823004 | ND |
2018-06-25 | 35400823003 | ND |
2018-06-25 | 35400823001 | ND |
2018-06-25 | 35400823002 | ND |
2018-06-25 | 35400823003 | ND |
2018-06-25 | 35400823004 | ND |
2018-06-25 | 35400823005 | ND |
2018-08-07 | 35409917001 | ND |
2018-08-07 | 35409917001 | ND |
2018-09-10 | 35417396001 | ND |
2018-09-10 | 35417396001 | ND |
2019-07-24 | 35485209001 | ND |
2019-07-24 | 35485209001 | ND |