1,2,4-Trichlorobenzene
Bladen County Water Dist-east Bladen
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 | 3 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 6 | 0 | ND |
| 2022 | ND | 5 | 0 | ND |
| 2023 | ND | 5 | 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 |
|---|---|---|
| 2018-01-10 | 8528-011018-E12V | ND |
| 2018-01-10 | 8528-011018-E03V | ND |
| 2018-11-07 | 8528-110718-E7AV | ND |
| 2020-01-08 | 8528-010820-E03V | ND |
| 2020-01-08 | 8528-010820-E12V | ND |
| 2020-04-01 | 8528-040120-E12V | ND |
| 2020-08-13 | 8528-081320-E12V | ND |
| 2020-10-07 | 8528-100720-E12V | ND |
| 2021-01-06 | 8528-010621-E03V | ND |
| 2021-01-06 | 8528-010621-E12V | ND |
| 2021-04-07 | 8528-040721-E12V | ND |
| 2021-07-14 | 8528-071421-E12V | ND |
| 2021-10-06 | 8528-100621-E12V | ND |
| 2021-11-03 | 8528-110321-E7AV | ND |
| 2022-01-05 | 8528-010522-E03V | ND |
| 2022-01-05 | 8528-010522-E12V | ND |
| 2022-04-06 | 8528-040622-E12V | ND |
| 2022-07-20 | 8528-072022-E12V | ND |
| 2022-10-04 | 8528-100422-E12V | ND |
| 2023-01-05 | 8528-010523-E03V | ND |
| 2023-01-05 | 8528-010523-E12V | ND |
| 2023-04-04 | 8528-040423-E12V | ND |
| 2023-07-12 | 8528-071223-E12V | ND |
| 2023-10-04 | 37729_23-56848 | ND |