Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Elkins City Of

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND40ND
2020ND40ND
2021N/A00N/A
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
2018-05-25286783-2018-DWND
2018-08-23292675-2018-DWND
2018-11-08296696-2018-DWND
2019-02-22301352-2019-DWND
2019-06-21307737-2019-DWND
2019-08-28311397-2019-DWND
2019-11-06315505-2019-DWND
2020-02-12320295-2020-DWND
2020-02-12320295-2020-DWND
2020-05-13324855-2020-DWND
2020-10-21334311-2020-DWND
2022-01-24810-13292-1ND
2022-10-262105258-01ND
2023-11-023112764-02ND