Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Dallas Acres

1,2,4-Trichlorobenzene is an industrial solvent that can harm the adrenal glands and may increase the risk of cancer.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019N/A00N/A
2020ND10ND
2021ND30ND
2022ND50ND
2023ND50ND

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
2018-01-26CA18245-01ND
2018-07-26CB08136-01ND
2020-01-16CC19940-01ND
2021-01-20CD18566-01ND
2021-07-30CE07511-01ND
2021-10-20CE12385-01ND
2022-01-26CE17762-01ND
2022-01-26CE17762-03ND
2022-05-18CF02259-01ND
2022-07-13CF07024-01ND
2022-10-19CF12638-01ND
2023-01-31752-2075-1ND
2023-01-31752-2075-2ND
2023-05-0937729_23-23529ND
2023-08-1737729_23-45970ND
2023-10-2637729_23-60706ND