Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Moscow Water Department

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

 

13

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
2020ND50ND
2021ND20ND
2022ND30ND
2023ND10ND

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
2018-08-29V180829057-001ND
2018-08-29V180829057-003ND
2020-05-20VMAE0566-01ND
2020-05-20VMAE0566-02ND
2020-05-20VMAE0566-03ND
2020-05-20VMAE0566-04ND
2020-05-20VMAE0566-05ND
2021-06-22VMBF0665-01ND
2021-10-26VMBJ0820-01ND
2022-01-13VMCA0309-01ND
2022-04-19VMCD0540-01ND
2022-07-11VMCG0226-01ND
2023-02-13VMDB0328-01ND