Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Mountain View Correctional Facility

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.

 

20

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
2019ND20ND
2020ND50ND
2021ND50ND
2022ND40ND
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
2019-08-131913320-01ND
2019-10-221918560-01ND
2020-01-132000436-01ND
2020-04-082006371-01ND
2020-07-212013009-01ND
2020-10-282018780-01ND
2020-12-152017570-01ND
2021-01-132022767-01ND
2021-02-092023604-01ND
2021-04-202104893-01ND
2021-07-152112115-01ND
2021-10-182117401-01ND
2022-01-192122511-01ND
2022-07-222212089-01ND
2022-08-112211486-01ND
2022-10-192216919-01ND
2023-03-072221191-01ND
2023-05-102305681-01ND
2023-08-222315673-01ND
2023-11-282319160-01ND