Know Your Environment. Protect Your Health.

Monochlorobenzene (chlorobenzene)

City of Joaquin

NOTE: City of Joaquin purchases water from Logansport Water System which is required to test for monochlorobenzene (chlorobenzene). Sample information shown below was taken by Logansport Water System.

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND10ND
2022ND10ND
2023ND10ND

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

NOTE: City of Joaquin purchases water from Logansport Water System which is required to test for monochlorobenzene (chlorobenzene). Sample information shown below was taken by Logansport Water System.

Date Lab ID Result
2018-01-2335370034001ND
2018-01-2335370034001ND
2019-03-1335454724001ND
2019-03-1335454724001ND
2020-02-0335528230001ND
2021-01-1335604986001ND
2022-02-2235699238002ND
2023-02-0735778295006ND