Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Broadhurst/turner Downs S/d

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND30ND
2020ND10ND
2021ND10ND
2022ND40ND
2023ND30ND

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
2018-04-10CB03282-01ND
2019-04-19CC04085-01ND
2019-07-29CC10524-01ND
2019-10-17CC15790-01ND
2020-04-07CD03009-01ND
2021-04-20CE02639-01ND
2022-04-05CF02227-01ND
2022-07-26CF06983-01ND
2022-10-18CF12623-01ND
2022-12-21CF19258-01ND
2023-01-24752-1740-1ND
2023-05-0237729_23-22754ND
2023-07-1837729_23-38658AND