Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Bcwsa New Hope

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND30ND
2021ND20ND
2022ND20ND
2023ND30ND

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
2018-05-108043140-02ND
2018-05-108043140-03ND
2019-03-279002935-01ND
2019-03-279002936-01ND
2020-03-0921833905.00ND
2020-03-0921833929.00ND
2020-11-1723350005.00ND
2021-03-0824046644.00ND
2021-03-0824046593.00ND
2022-03-1426275777.00ND
2022-03-1826275604.00ND
2023-03-1328688351.00ND
2023-05-0828885873.00ND
2023-07-2829289276.00ND