Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Pennsylvania American Water Company New Castle

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

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND10ND
2022ND10ND
2023ND60ND

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
2018-03-1338838701ND
2019-03-0543249601ND
2020-03-0221958171.00ND
2021-03-0324177534.00ND
2022-03-0326399652.00ND
2023-01-0328286009.00ND
2023-03-1528638095.00ND
2023-03-2928638198.00ND
2023-04-1228830992.00ND
2023-04-2428831153.00ND
2023-05-0829031520.00ND