Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

City of Grandview

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

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND20ND
2020N/A00N/A
2021ND90ND
2022ND40ND
2023N/A00N/A

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
2019-03-19ND
2019-04-23ND
2021-04-134102293ND
2021-04-134102290ND
2021-04-134102292ND
2021-04-134102010ND
2021-04-134102032ND
2021-04-134102289ND
2021-04-134102291ND
2021-09-214183352ND
2021-12-134217915ND
2022-03-214263833ND
2022-06-074298851ND
2022-09-204347786ND
2022-10-244364692ND