1,2,4-Trichlorobenzene
Tilton Terrace Mobile Home
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 | 7 | 0 | ND |
| 2015 | ND | 5 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 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
| Date | Lab ID | Result |
|---|---|---|
| 2014-03-11 | L4869086-1 | ND |
| 2014-06-03 | L4983374-1 | ND |
| 2014-06-11 | L4000194-1 | ND |
| 2014-09-19 | L5112163-1 | ND |
| 2014-09-19 | L5112163-2 | ND |
| 2014-12-05 | L5247325-1 | ND |
| 2014-12-05 | L5247325-2 | ND |
| 2015-03-11 | L5364246-1 | ND |
| 2015-03-11 | L5364246-2 | ND |
| 2015-06-08 | L5497305-1 | ND |
| 2015-06-08 | L5497344-1 | ND |
| 2015-06-08 | L5497305-2 | ND |
| 2016-05-10 | L6125158-1 | ND |
| 2016-05-10 | L6125158-2 | ND |
| 2017-06-13 | L6718316-1 | ND |
| 2017-06-13 | L6718316-2 | ND |
| 2018-05-14 | 7052088001-VOC | ND |
| 2018-05-14 | 7052089001-VOC | ND |
| 2019-06-04 | 7092726001-VOC | ND |
| 2019-08-20 | 70102226001-VOC | ND |