Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Hamburg Municipal Water&sewer Authority

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
2018ND10ND
2019ND10ND
2020ND20ND
2021ND10ND
2022ND50ND
2023ND50ND

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
2018-10-038007563-01ND
2019-03-138017757-01ND
2020-05-2722259090.00ND
2020-08-1922841424.00ND
2021-08-1125064923.00ND
2022-07-0627080633.00ND
2022-07-2727279431.00ND
2022-08-0227279494.00ND
2022-08-1027279452.00ND
2022-08-1027279473.00ND
2023-08-0929542182.00ND
2023-12-0430283866.00ND
2023-12-0430283867.00ND
2023-12-0530283868.00ND
2023-12-0630283865.00ND