Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Pennsylvania American Royersford

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

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND50ND
2021ND60ND
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
2018-04-1139073401ND
2018-04-1139072901ND
2018-04-1139074201ND
2018-04-1139073001ND
2019-04-0843660501ND
2019-04-0843660601ND
2019-04-0843659301ND
2019-04-2343659401ND
2020-04-0222016193.00ND
2020-04-0222016077.00ND
2020-04-0222016149.00ND
2020-04-0222016172.00ND
2020-04-0222016128.00ND
2021-04-0124241266.00ND
2021-04-0124241287.00ND
2021-04-0124241310.00ND
2021-08-0525016531.00ND
2021-10-1425398544.00ND
2021-11-1125582456.00ND
2022-02-0926111852.00ND
2022-04-1426458192.00ND
2022-04-1426458179.00ND
2022-04-1426458215.00ND
2022-05-1226641730.00ND
2023-04-1928695815.00ND
2023-04-1928695883.00ND
2023-04-1928695794.00ND
2023-04-1928695836.00ND
2023-04-1928695857.00ND