Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Sevier County Water Association

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
2018ND20ND
2019ND20ND
2020ND30ND
2021ND20ND
2022ND20ND
2023ND20ND

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
2018-05-2118144005701ND
2018-07-2418207002001ND
2019-04-2919122009701ND
2019-08-2819241001401ND
2020-05-2620149002509ND
2020-07-2220204001801ND
2020-08-1720233006801ND
2021-04-0621098007201ND
2021-08-0221217000201ND
2022-04-05O196358-VOC-1ND
2022-07-05O199205-VOC-1ND
2023-04-05O207333-VOC-1ND
2023-07-03O210122-VOC-1ND