Know Your Environment. Protect Your Health.

Monochlorobenzene (chlorobenzene)

City of Ammon

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND30ND
2020ND30ND
2021ND10ND
2022ND40ND
2023ND50ND

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
2018-08-15VT180826705ND
2018-08-22VT180836901ND
2019-06-10VT190611409ND
2019-07-01VT190700508ND
2019-07-16VT190723807ND
2020-06-09VT200615407ND
2020-09-21VT200935801ND
2020-10-19VT201027101ND
2021-09-28VT210953701ND
2022-06-07VT220611401ND
2022-06-14VT220624202ND
2022-06-15VT220628701ND
2022-06-21VT220637001ND
2023-06-06VT230607602ND
2023-06-06VT230607606ND
2023-07-11VT230715201ND
2023-09-05VT230903604ND
2023-12-13VT231221302ND