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EWG's Tap Water Database — 2019 UPDATE

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Monochlorobenzene (chlorobenzene)

City of Biloxi

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
2012ND40ND
2013ND70ND
2014ND40ND
2015ND30ND
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2012-05-07120508-014VOND
2012-05-07120508-013VOND
2012-09-25120926-007VOND
2012-09-25120926-006VOND
2013-05-30130531-007VOND
2013-05-30130531-006VOND
2013-06-20130621-007VOND
2013-06-20130621-009VOND
2013-06-20130621-008VOND
2013-06-20130621-006VOND
2013-06-20130621-005VOND
2014-06-11140612-019VOND
2014-06-11140612-018VOND
2014-09-10140911-004VOND
2014-09-10140911-003VOND
2015-06-30150701-004VOND
2015-06-30150701-003VOND
2015-08-19150820-008VOND