Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Watchtower Bible Tract Society

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND20ND
2020ND10ND
2021ND60ND
2022ND10ND
2023ND70ND

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
2018-07-31420-140368-1POCSND
2019-08-08420-158308-4POCSND
2019-08-08420-158308-1POCSND
2020-07-21420-202527-5POCSND
2021-07-21420-202527-11POCSND
2021-07-21420-202527-9POCSND
2021-07-21420-202527-1POCSND
2021-07-21420-202527-13POCSND
2021-07-21420-202527-3POCSND
2021-07-21420-202527-7POCSND
2022-11-21L2265663POCSND
2023-06-28L2337410-06POCSND
2023-06-28L2337410-07POCSND
2023-06-28L2337410-05POCSND
2023-06-29L2337410-04POCSND
2023-06-29L2337410-03POCSND
2023-06-29L2337410-01POCSND
2023-06-29L2337410-02POCSND