1,2,4-Trichlorobenzene
Deep Run Adult Village
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 | 4 | 0 | ND |
| 2015 | ND | 5 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 5 | 0 | ND |
| 2019 | ND | 4 | 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 |
|---|---|---|
| 2014-02-12 | 24731901 | ND |
| 2014-05-14 | 25524401 | ND |
| 2014-08-06 | 26608601 | ND |
| 2014-11-20 | 27416101 | ND |
| 2015-02-18 | 28109601 | ND |
| 2015-02-18 | 28109001 | ND |
| 2015-06-17 | 29299001 | ND |
| 2015-08-19 | 29980201 | ND |
| 2015-11-18 | 30709301 | ND |
| 2016-02-23 | 31377001 | ND |
| 2016-05-18 | 32102401 | ND |
| 2016-08-10 | 33105501 | ND |
| 2016-11-16 | 33908401 | ND |
| 2017-02-22 | 34806801 | ND |
| 2017-05-17 | 35580601 | ND |
| 2017-08-16 | 36907501 | ND |
| 2017-11-15 | 37814501 | ND |
| 2018-02-14 | 38755301 | ND |
| 2018-02-14 | 38755701 | ND |
| 2018-05-09 | 39586201 | ND |
| 2018-08-15 | 40767501 | ND |
| 2018-11-07 | 42088701 | ND |
| 2019-02-13 | 43077901 | ND |
| 2019-05-08 | 44270401 | ND |
| 2019-08-21 | 45934801 | ND |
| 2019-11-07 | 47271801 | ND |