Know Your Environment. Protect Your Health.

Monochlorobenzene (chlorobenzene)

Newberry 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.

 

46

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND70ND
2019ND70ND
2020ND90ND
2021ND70ND
2022ND70ND
2023ND90ND

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
2018-02-132294974001ND
2018-02-132294974008ND
2018-02-132294974004ND
2018-02-132294974002ND
2018-05-161811900-01ND
2018-07-121818847-01ND
2018-11-082348797001ND
2019-01-24H9A0846-02ND
2019-01-24H9A0846-03ND
2019-01-24H9A0846-05ND
2019-01-24H9A0846-01ND
2019-04-03H9D0597-01ND
2019-09-11H9I0706-02ND
2019-11-13H9K0598-01ND
2020-02-0621815983.00ND
2020-02-0621815967.00ND
2020-02-0621816003.00ND
2020-02-0621816068.00ND
2020-02-0621816048.00ND
2020-02-0621816025.00ND
2020-05-1922383266.00ND
2020-08-1322970014.00ND
2020-11-1823509511.00ND
2021-01-1423861814.00ND
2021-01-1423861861.00ND
2021-01-1423861894.00ND
2021-01-2823862367.00ND
2021-05-1324609088.00ND
2021-08-1225191900.00ND
2021-11-1625738683.00ND
2022-02-0826262320.00ND
2022-02-0826262341.00ND
2022-02-0826262385.00ND
2022-02-0826262299.00ND
2022-05-1726815279.00ND
2022-08-1627412270.00ND
2022-11-2127973144.00ND
2023-02-2328494967.00ND
2023-02-2328494900.00ND
2023-02-2328494988.00ND
2023-02-2328494944.00ND
2023-02-2328494921.00ND
2023-02-2328495009.00ND
2023-05-1529074202.00ND
2023-07-1329467608.00ND
2023-11-0730220797.00ND