Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Royal Senter Ridge 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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND10ND
2020ND40ND
2021ND40ND
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
2019-04-15CC04309-01ND
2020-04-08CD03202-01ND
2020-04-08CD03203-01ND
2020-07-31CD08354-01ND
2020-10-14CD13756-01ND
2021-02-09CD18755-01ND
2021-04-28CE02840-01ND
2021-08-06CE07619-01ND
2021-08-11CE07487-01ND
2022-04-20CF02449-01ND
2022-08-12CF07158-01ND
2022-08-18CF07159-01ND
2022-10-12CF12774-01ND
2023-01-11752-1065-1ND
2023-04-1937729_23-19622ND
2023-08-1637729_23-45652ND