Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Browns Lake Mobile Home Ct

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND20ND

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
2018-06-04386168001ND
2018-06-04386169001ND
2019-06-11451329001ND
2019-06-11451330001ND
2020-06-09509005002ND
2020-06-09509005001ND
2021-05-24563203001ND
2021-05-24563202001ND
2022-07-121323062ND
2022-07-121323060ND
2023-08-15CB09749-02ND
2023-08-15CB09749-04ND