Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Solano Irrigation District - Pleasant Hills Ranch

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
2018ND50ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND10ND

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
2018-03-13CA4810025_001_001-201803130825ND
2018-03-13CA4810025_003_003-201803130855ND
2018-05-10CA4810025_004_004-201805101015ND
2018-08-23CA4810025_004_004-201808230920ND
2018-11-15CA4810025_004_004-201811151120ND
2019-03-11CA4810025_001_001-201903111000ND
2019-03-11CA4810025_003_003-201903110810ND
2020-03-10CA4810025_001_001-202003101005ND
2020-03-10CA4810025_003_003-202003101130ND
2021-03-25CA4810025_003_003-202103251020ND
2021-03-25CA4810025_003_003-202103251152ND
2022-03-15CA4810025_001_001-202203150844ND
2022-03-15CA4810025_003_003-202203150932ND
2023-03-16CA4810025_001_001-202303160950ND