1,2,4-Trichlorobenzene
Washington Township Mua-hager
1,2,4-Trichlorobenzene is an industrial solvent that can harm the adrenal glands and may increase the risk of cancer.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 3 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 6 | 0 | ND |
| 2017 | ND | 6 | 0 | ND |
| 2018 | ND | 6 | 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 |
|---|---|---|
| 2014-10-09 | L4811298-3 | ND |
| 2014-10-09 | L4811298-2 | ND |
| 2014-10-09 | L4811298-1 | ND |
| 2015-03-24 | L5336129-1 | ND |
| 2015-05-19 | L5389193-1 | ND |
| 2015-08-18 | L5769395-1 | ND |
| 2015-10-27 | L5879240-4 | ND |
| 2015-11-12 | L5910803-6 | ND |
| 2015-11-12 | L5910803-3 | ND |
| 2016-02-03 | L6059828-1 | ND |
| 2016-05-05 | L6240571-1 | ND |
| 2016-08-09 | L6415708-1 | ND |
| 2016-10-19 | L6517190-3 | ND |
| 2016-10-19 | L6517190-2 | ND |
| 2016-10-19 | L6517190-1 | ND |
| 2017-01-05 | L6566757-1 | ND |
| 2017-05-09 | L6597540-1 | ND |
| 2017-07-31 | L6926846-1 | ND |
| 2017-11-02 | L6967860-1 | ND |
| 2017-11-02 | L6967860-2 | ND |
| 2017-11-02 | L6967860-3 | ND |
| 2018-02-27 | 8031234-01 | ND |
| 2018-06-05 | L7033530-1 | ND |
| 2018-08-15 | L7061692-1 | ND |
| 2018-10-09 | L7076927-3 | ND |
| 2018-11-01 | L7082698-6 | ND |
| 2018-12-11 | L7089481-1 | ND |
| 2019-03-05 | L7107569-1 | ND |
| 2019-06-04 | L7055389-1 | ND |
| 2019-09-16 | L7161436-1 | ND |
| 2019-11-04 | L7171842-3 | ND |
| 2019-11-04 | L7171842-2 | ND |
| 2019-11-04 | L7171842-1 | ND |