Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Aqua Pa Uwchlan

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

 

40

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND70ND
2020ND60ND
2021ND60ND
2022ND70ND
2023ND80ND

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
2018-01-29AF74449ND
2018-01-31AF73819ND
2018-02-26AF76934ND
2018-02-26AF76935ND
2018-03-13AF77984ND
2018-03-13AF77985ND
2019-03-06AG10268ND
2019-03-06AG10267ND
2019-03-06AG10266ND
2019-03-12AG10439ND
2019-03-12AG10441ND
2019-03-27AG11746ND
2019-11-07AG37520ND
2020-03-1121837110.00ND
2020-03-1121837194.00ND
2020-03-1121837152.00ND
2020-03-1121837131.00ND
2020-03-2621837173.00ND
2020-05-2122205091.00ND
2021-02-1023880015.00ND
2021-02-1023880057.00ND
2021-02-1023880036.00ND
2021-02-2323880099.00ND
2021-02-2323880078.00ND
2021-07-0924819007.00ND
2022-02-1826109333.00ND
2022-02-1826109351.00ND
2022-02-1826109284.00ND
2022-02-1826109305.00ND
2022-02-1826109326.00ND
2022-08-0327224135.00ND
2022-11-2927814190.00ND
2023-02-1728341074.00ND
2023-02-2728341095.00ND
2023-02-2728341116.00ND
2023-03-2128512445.00ND
2023-03-2128512424.00ND
2023-04-1728692191.00ND
2023-05-0128890011.00ND
2023-08-2929691261.00ND