Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Northfield

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND30ND
2020ND50ND
2021ND10ND
2022N/A00N/A
2023ND40ND

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
2018-10-2218J1084-01ND
2019-01-1819A0676-03ND
2019-06-2019F1478-03ND
2019-07-2519G1899-01ND
2020-02-1220B0724-01ND
2020-10-2720J1404-01ND
2020-10-2720J1405-02ND
2020-10-2720J1405-03ND
2020-10-2720J1405-04ND
2021-02-2521B1436-01ND
2023-05-0923E0759-01ND
2023-05-0923E0759-02ND
2023-05-0923E0759-03ND
2023-05-0923E0759-04ND