Know Your Environment. Protect Your Health.

Monochlorobenzene (chlorobenzene)

Bgwc Pollys Circle (sc4660073)

Monochlorobenzene is used as a solvent for pesticides, a degreasing agent and an intermediate for manufacturing other chemicals. It causes liver and kidney damage in studies of laboratory animals.

 

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
2019ND40ND
2020ND40ND
2021ND50ND
2022ND30ND
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 70 ppb

The EWG Health Guideline of 70 ppb for monochlorobenzene 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): 100 ppb

The legal limit for monochlorobenzene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1960s.

ppb = parts per billion

All test results

Date Lab ID Result
2019-03-07AE26870ND
2019-05-06AE29806ND
2019-08-06AE34771ND
2019-10-16AE38827ND
2020-03-12AE46095ND
2020-05-27AE49081ND
2020-07-22AE51791ND
2020-10-21AE56196ND
2021-03-11AE62652ND
2021-05-26AE66574ND
2021-07-21AE69237ND
2021-07-21AE69238ND
2021-10-20AE73729ND
2022-02-23AE79543ND
2022-04-20AE82475ND
2022-08-23AE88766ND