Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Schuylkill County. Municipal Authority

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

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

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
2018-07-178020362-01ND
2018-07-178020365-01ND
2018-07-178020364-01ND
2018-07-178020366-01ND
2019-07-169024930-02ND
2019-07-169024930-03ND
2019-07-169024930-04ND
2019-07-169024930-01REND
2020-07-1322671291.00ND
2020-07-1322671270.00ND
2020-07-1322671249.00ND
2020-07-1322671228.00ND
2021-07-1324892771.00ND
2021-07-1324892792.00ND
2021-07-1324892813.00ND
2021-07-1324892834.00ND
2022-07-1327102614.00ND
2022-07-1327102615.00ND
2022-07-1327102613.00ND
2022-07-1327102616.00ND
2023-07-1229366482.00ND
2023-07-1229366483.00ND
2023-07-1229366484.00ND
2023-07-1229366481.00ND