1,2,4-Trichlorobenzene
Pine Manor Mobile Home Park
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 |
|---|---|---|---|---|
| 2018 | ND | 1 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-04-03 | 8041365-01 | ND |
| 2021-04-06 | 24384411.00 | ND |
| 2021-08-03 | 25168410.00 | ND |
| 2021-11-16 | 25716707.00 | ND |
| 2022-02-01 | 26241606.00 | ND |
| 2022-05-03 | 26791331.00 | ND |
| 2022-09-27 | 27590702.00 | ND |
| 2022-10-04 | 27776189.00 | ND |
| 2023-01-17 | 28301215.00 | ND |
| 2023-04-04 | 28848561.00 | ND |
| 2023-08-01 | 29647943.00 | ND |
| 2023-08-01 | 29647944.00 | ND |