Know Your Environment. Protect Your Health.

Monochlorobenzene (chlorobenzene)

City of Lindsay

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.

 

15

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
2022ND40ND
2023ND20ND

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
2018-03-28Q1813006003ND
2018-03-28Q1813006005ND
2019-04-30Q1917197004ND
2019-04-30Q1917197007ND
2020-03-18Q2011975001ND
2020-05-13Q2019337001ND
2020-05-13Q2019337003ND
2021-06-28Q2116777005ND
2021-06-28Q2116777007ND
2022-06-08Q2216065006ND
2022-06-08Q2216065008ND
2022-08-23Q2224972001ND
2022-11-01Q2233010001ND
2023-07-25Q2329497001ND
2023-07-25Q2329497003ND