Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Amarillo Mutual Water Company

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

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND20ND
2021ND20ND
2022ND20ND
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
2018-11-08CA1910002_001_001-201811080905ND
2019-11-18CA1910002_001_001-201911180945ND
2020-01-21CA1910002_001_001-202001211215ND
2020-10-22CA1910002_001_001-202010221110ND
2021-01-20CA1910002_001_001-202101201000ND
2021-11-17CA1910002_001_001-202111171240ND
2022-07-01CA1910002_001_001-202207010900ND
2022-07-07CA1910002_001_001-202207071256ND
2023-05-25CA1910002_001_001-202305251430ND