Know Your Environment. Protect Your Health.

Monochlorobenzene (chlorobenzene)

E Greenville Borough Water Department

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
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
2018-10-248028884-01ND
2018-10-248028884-02ND
2019-10-089034268-01ND
2019-10-099034268-02ND
2020-10-1323181136.00ND
2020-10-1423181137.00ND
2021-10-0425403140.00ND
2021-10-0425403141.00ND
2022-10-3127640345.00ND
2022-11-0227640346.00ND
2023-10-0329699043.00ND
2023-10-0329699044.00ND