Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Pennsylvania American Royersford

o-Dichlorobenzene is used as a chemical intermediate for making agricultural herbicides. It is toxic to the liver, kidneys and the nervous system, and causes cancer in animal studies.

 

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: 600 ppb

The EWG Health Guideline of 600 ppb for o-dichlorobenzene 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 harm to internal organs.

EPA Maximum Contaminant
Level (MCL): 600 ppb

The legal limit for o-dichlorobenzene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1970s.

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
2020-04-0222016207.00ND
2020-04-0222016091.00ND
2020-04-0222016163.00ND
2020-04-0222016186.00ND
2020-04-0222016142.00ND
2021-04-0124241280.00ND
2021-04-0124241301.00ND
2021-04-0124241324.00ND
2021-08-0525016545.00ND
2021-10-1425398558.00ND
2021-11-1125582470.00ND
2022-02-0926111845.00ND
2022-04-1426458199.00ND
2022-04-1426458172.00ND
2022-04-1426458222.00ND
2022-05-1226641720.00ND
2023-04-1928695808.00ND
2023-04-1928695876.00ND
2023-04-1928695787.00ND
2023-04-1928695829.00ND
2023-04-1928695850.00ND